Chemistry is one of the most important subjects for MDCAT aspirants, and mastering the advanced topics covered in 12th Class Chemistry is crucial to getting the best marks in both academic exams and entrance tests. The 12th Class Chemistry Complete Quiz helps students understand key concepts such as organic chemistry, chemical kinetics, equilibrium, and acids and bases. This quiz covers the entire 12th-grade chemistry syllabus and is an excellent tool for students to prepare effectively for MDCAT.
Important Topics included in the 12th Class Chemistry Quiz
The 12th Class Chemistry Complete Quiz covers a wide range of topics, including organic chemistry, biomolecules, polymers, chemical bonding, reaction mechanisms, and thermodynamics. Students will also be exposed to questions on solutions, chemical equilibrium, acids and bases, redox reactions, and nuclear chemistry—all very important for MDCAT Chemistry preparation.
It provides students with much deeper insight into both theoretical and practical aspects of chemistry by taking the quiz. This is comprised of MCQs designed to test knowledge, problem-solving ability, and the application skills of students in their final preparation for the Chemistry section of the MDCAT.
Quiz for Practice
The MDCAT Quiz for 12th Class Chemistry contains a variety of MCQs that reflect the MDCAT exam pattern. Regular practice of the questions helps the students get themselves acquainted with the frequently tested concepts such as chemical kinetics, rate of reactions, and colloids. Such quizzes will help improve time management, accuracy, and critical thinking—all of which are very essential for excelling in the MDCAT Chemistry exam.
- Test Name: 12th Class Chemistry Complete Quiz
- Total Questions: 480
- Total Marks: 480
- Time: 240 minutes
Note: Answer of the questions will change randomly each time you start the test, once you are finished, click the View Results button.
Get Your Username and Password for MDCAT Tests
Sign Up Now
Free Flashcard for Quick Revision
In addition to quizzes, students may use free flashcards to revise at the last minute the important chemistry formulas, reactions, and key concepts from the 12th Class Chemistry syllabus. Flashcards are incredibly helpful when memorizing chemical equations, functional groups, and molecular structures—that are critical for MDCAT Chemistry. Reviewing these flashcards regularly will surely improve a student’s retention of the information and guarantee that they are well-prepared for exams.
Which gas is commonly released during volcanic eruptions and contributes to global cooling?
Sulfur dioxide (SO2)
What is the primary source of emissions of dioxins and furans?
Waste incineration
Which gas is primarily responsible for the bleaching of coral reefs?
Carbon dioxide (CO2)
What is the main source of emissions of volatile organic compounds (VOCs) in industrial areas?
Chemical manufacturing
Which gas is commonly associated with "indoor air pollution" in households?
Carbon monoxide (CO)
What is the primary source of perfluorocarbons (PFCs) emissions?
Aluminum smelting industry
Which gas is commonly released during the combustion of wood and biomass?
Carbon monoxide (CO)
What is the main source of emissions of particulate matter (PM) in urban areas?
Combustion processes
Which gas is commonly associated with the "ozone hole" over Antarctica?
Chlorofluorocarbons (CFCs)
What is the primary source of carbon tetrachloride (CCl4) emissions?
Industrial processes
Which gas is commonly released during natural gas extraction and processing?
Methane (CH4)
What is the main source of hydrocarbons in urban air pollution?
Vehicle emissions
Which gas is commonly used as a refrigerant and is a potent greenhouse gas?
Hydrofluorocarbons (HFCs)
What is the primary source of hydrochlorofluorocarbons (HCFCs) emissions?
Refrigeration industry
Which gas contributes to the formation of acid rain when combined with water vapor?
Sulfur dioxide (SO2)
What is the primary source of polycyclic aromatic hydrocarbons (PAHs) in urban environments?
Vehicle emissions
Which gas is commonly released during volcanic eruptions?
Sulfur dioxide (SO2)
What is the primary source of lead emissions into the atmosphere?
Industrial processes
Which gas is primarily responsible for the greenhouse effect on Venus?
Carbon dioxide (CO2)
What is the main source of mercury emissions into the environment?
Coal combustion
Which gas is responsible for the characteristic smell of rotten eggs?
Hydrogen sulfide (H2S)
What is the primary source of sulfur hexafluoride (SF6) emissions?
Electrical industry
Which gas is a common byproduct of incomplete combustion?
Carbon monoxide (CO)
What is the primary source of water vapor in the atmosphere?
Evaporation from oceans
Which gas contributes to the formation of ground-level ozone through photochemical reactions?
Nitrogen oxides (NOx)
What is the primary source of carbon dioxide (CO2) emissions from human activities?
Burning fossil fuels
Which atmospheric component is essential for plant photosynthesis?
Carbon dioxide (CO2)
What is the primary source of nitrous oxide (N2O) emissions?
Agricultural activities
Which gas is a major component of landfill gas emissions?
Methane (CH4)
What is the main source of volatile organic compounds (VOCs) in urban areas?
Vehicle emissions
Which chemical industry in Pakistan is responsible for the production of glass products?
Glass industry
Which industry in Pakistan produces glass products?
Chemical industry
Which chemical industry in Pakistan is involved in the manufacturing of paper and paper products?
Paper industry
Which industry in Pakistan produces paper and paper products?
Chemical industry
Which chemical industry in Pakistan is responsible for the production of plastics?
Plastic industry
Which industry in Pakistan produces plastics?
Chemical industry
Which chemical industry in Pakistan is involved in the manufacturing of rubber products?
Rubber industry
Which industry in Pakistan produces rubber products?
Chemical industry
Which chemical industry in Pakistan is responsible for the production of pharmaceutical raw materials?
Pharma raw materials industry
Which industry in Pakistan produces pharmaceutical raw materials?
Chemical industry
Which chemical industry in Pakistan is involved in the manufacturing of explosives?
Explosives industry
Which industry in Pakistan produces explosives?
Chemical industry
Which chemical industry in Pakistan is responsible for the production of pesticides?
Pesticide industry
Which industry in Pakistan produces pesticides?
Agrochemical industry
Which chemical industry in Pakistan is involved in the manufacturing of fertilizers?
Fertilizer industry
Which industry in Pakistan produces fertilizers?
Chemical industry
Which chemical industry in Pakistan is responsible for the production of paints and coatings?
Paint industry
Which industry in Pakistan produces paints and coatings?
Chemical industry
Which chemical industry in Pakistan is involved in the manufacturing of soaps and detergents?
Soap industry
Which industry in Pakistan produces soaps and detergents?
Chemical industry
Which chemical industry in Pakistan is responsible for the production of dyes and pigments?
Dye industry
Which industry in Pakistan produces dyes and pigments?
Chemical industry
Which chemical industry in Pakistan is involved in the manufacturing of pharmaceutical drugs?
Pharmaceutical industry
Which industry in Pakistan produces pharmaceutical drugs?
Pharmaceutical industry
Which chemical industry in Pakistan is responsible for the production of synthetic fibers?
Fiber industry
Which industry in Pakistan produces synthetic fibers?
Textile industry
Which chemical industry in Pakistan produces hydrochloric acid as a byproduct?
Chlor-alkali industry
Which industry in Pakistan produces hydrochloric acid?
Chemical industry
Which chemical industry in Pakistan is involved in the production of PVC?
PVC industry
Which industry in Pakistan produces PVC?
Petrochemical industry
What is the function of proteins in oxygen transport?
Binding and carrying oxygen
Which macromolecule is involved in the transport of oxygen in blood?
Proteins
What is the function of lipids in cell membranes?
Providing structural support
Which macromolecule is involved in the synthesis of cell membranes?
Lipids
What is the function of proteins in hormone signaling?
Regulating metabolic activities
Which macromolecule is involved in the regulation of metabolic activities?
Proteins
What is the function of lipids in hormone synthesis?
Precursor to steroid hormones
Which macromolecule serves as a precursor to steroid hormones?
Lipids
What is the function of carbohydrates in animal cells?
Providing energy
Which macromolecule provides quick energy to cells?
Carbohydrates
What is the function of proteins in cell membranes?
Transporting molecules
Which macromolecule is composed of chains of amino acids linked by peptide bonds?
Proteins
What is the function of carbohydrates in plant cells?
Providing structural support
Which macromolecule serves as a long-term energy storage in animals?
Lipids
What is the main function of lipids in cell membranes?
Providing a barrier
Which macromolecule plays a crucial role in immune response and defense mechanisms?
Proteins
What is the function of nucleic acids in cells?
Storing genetic information
Which macromolecule is composed of nucleotides?
Nucleic acids
What is the function of proteins in living organisms?
Catalyzing reactions
Which macromolecule is responsible for storing and transmitting genetic information in cells?
Nucleic acids
What is the function of carbohydrates in living organisms?
Providing energy
Which macromolecule is composed of long chains of sugar molecules?
Carbohydrates
What is the main function of RNA in cells?
Translating genetic information
Which macromolecule forms the major component of cell walls in plants?
Carbohydrates
What is the function of DNA in living organisms?
Storing genetic information
Which macromolecule is primarily involved in heredity and genetic information transfer?
Nucleic acids
What is the function of lipids in living organisms?
Long-term energy storage
Which macromolecule includes fats, oils, and waxes?
Lipids
What is the main structural component of cell membranes?
Phospholipids
Which macromolecule provides structural support to cells and tissues?
Proteins
What is the chemical formula of citric acid?
C6H8O7
What is the chemical formula of benzoic acid?
C6H5COOH
Which carboxylic acid is commonly known as tetradecanoic acid?
Myristic acid
What is the chemical formula of valeric acid?
CH3CH2CH2CH2COOH
Which carboxylic acid is commonly known as tridecanoic acid?
Tridecylic acid
What is the chemical formula of benzoic acid?
C6H5COOH
Which carboxylic acid is commonly known as dodecanoic acid?
Lauric acid
What is the chemical formula of valeric acid?
CH3CH2CH2CH2COOH
Which carboxylic acid is commonly known as undecanoic acid?
Undecylenic acid
What is the chemical formula of benzoic acid?
C6H5COOH
Which carboxylic acid is commonly known as decanoic acid?
Capric acid
What is the chemical formula of valeric acid?
CH3CH2CH2CH2COOH
Which carboxylic acid is commonly known as nonanoic acid?
Pelargonic acid
What is the chemical formula of benzoic acid?
C6H5COOH
Which carboxylic acid is commonly known as octanoic acid?
Caprylic acid
What is the chemical formula of valeric acid?
CH3CH2CH2CH2COOH
Which carboxylic acid is commonly known as heptanoic acid?
Enanthic acid
What is the chemical formula of benzoic acid?
C6H5COOH
Which carboxylic acid is commonly known as hexanoic acid?
Caproic acid
What is the chemical formula of ethanoic acid?
CH3COOH
What is the chemical formula of propionic acid?
CH3CH2COOH
Which carboxylic acid is commonly known as pentanoic acid?
Valeric acid
What is the chemical formula of benzoic acid?
C6H5COOH
What is the chemical formula of valeric acid?
CH3CH2CH2CH2COOH
Which carboxylic acid is commonly known as butanoic acid?
Butyric acid
What is the chemical formula of propionic acid?
CH3CH2COOH
What is the chemical formula of butyric acid?
CH3CH2CH2COOH
Which carboxylic acid is commonly known as propanoic acid?
Propionic acid
What is the chemical formula of acetic acid?
CH3COOH
What is the chemical formula of propionic acid?
CH3CH2COOH
What is the chemical formula of butanal?
CH3CH2CH2CHO
What is the chemical formula of propanal?
CH3CH2CHO
Which compound is known as hexanone-3?
3-Oxohexane
What is the chemical formula of 3-nonanone?
CH3COCH2CH2CH2CH2CH2CH2CH3
Which compound is known as pentanone-2?
2-Pentanone
What is the chemical formula of 4-octanone?
CH3COCH2CH2CH2CH2CH3
Which compound is known as 3-hexanone?
3-Oxohexane
What is the chemical formula of 2-heptanone?
CH3COCH2CH2CH2CH3
Which compound is known as butanone-4?
4-Butanone
What is the chemical formula of 3-hexanone?
CH3COCH2CH2CH2CH3
Which compound is known as 3-pentanone?
3-Oxopentane
What is the chemical formula of butanone-3?
CH3COCH2CH2CH3
Which compound is known as butanone-2?
2-Butanone
What is the chemical formula of 2-pentanone?
CH3COCH2CH2CH3
Which compound is known as cyclopentanone?
2-Oxopentane
What is the chemical formula of cyclohexanone?
C6H10CO
Which compound is commonly known as nail polish remover?
Acetone
What is the chemical formula of 2-butanone?
CH3COCH2CH3
Which compound is known as dimethyl ketone?
Acetone
What is the chemical formula of methyl isobutyl ketone?
CH3COCH(CH3)2
Which ketone is commonly used as a solvent?
Acetone
What is the chemical formula of diethyl ketone?
CH3CH2COCH2CH3
What is the chemical formula of methyl ethyl ketone?
CH3COCH2CH3
Which ketone is commonly known as propanone?
Acetone
What is the chemical formula of butanone?
CH3COCH2CH3
What is the chemical formula of acetone?
(CH3)2CO
What is the functional group of ketones?
-CO-
What is the general formula of ketones?
RCOR
What is the chemical formula of valeraldehyde?
CH3(CH2)3CHO
What is the chemical formula of crotonaldehyde?
CH3CH=CHCHO
What is the chemical formula of ethyl ether?
C2H5OC2H5
What is the chemical formula of benzenol?
C6H6OH
What is the chemical formula of cresol?
C7H8O
Which compound is used in the synthesis of pharmaceuticals and perfumes?
Phenol
What is the chemical formula of propanol?
C3H7OH
What is the chemical formula of methenol?
CH2OH
What is the chemical formula of phenol?
C6H5OH
Which compound is known for its use as an antiseptic and disinfectant?
Phenol
What is the chemical formula of propanol?
C3H7OH
What is the chemical formula of ethanol?
C2H5OH
What is the chemical formula of methanol?
CH3OH
Which alcohol is commonly known as wood alcohol?
Methanol
What is the chemical formula of propenol?
C3H7OH
What is the chemical formula of ethenol?
C2H5OH
What is the chemical formula of methyl alcohol?
CH3OH
What is the chemical formula of benzenol?
C6H6OH
What is the chemical formula of cresol?
C7H8O
Which compound is used in the manufacture of dyes and antiseptics?
Cresol
What is the chemical formula of catechol?
C6H6O2
What is the chemical formula of resorcinol?
C6H6O2
What is the chemical formula of hydroquinone?
C6H6O2
Which functional group do phenols contain?
-OH (Hydroxyl group)
What is the general formula of ethers?
R-O-R
What is the chemical formula of ethyl methyl ether?
CH3OCH2CH3
What is the chemical formula of methyl ethyl ether?
CH3OC2H5
Which ether is commonly known as ethoxyethane?
Diethyl ether
What is the chemical formula of diethyl ether?
CH3CH2OCH2CH3
What is the chemical formula of ethyl phenyl ether?
C6H5OC2H5
What is the chemical formula of methyl phenyl ether?
C6H5OCH3
What is the general formula of phenols?
ArOH
Which alkyl halide is commonly used as a refrigerant, solvent, and in fire extinguishers?
Methyl chloride
What is the chemical formula of n-butyl chloride?
CH3CH2CH2CH2Cl
Which alkyl halide is commonly used in organic synthesis and as a solvent?
Ethyl iodide
What is the chemical formula of ethyl fluoride?
C2H5F
What is the chemical formula of tert-butyl bromide?
(CH3)3CBr
Which alkyl halide is commonly used as a solvent, refrigerant, and in fire extinguishers?
Methyl chloride
What is the chemical formula of isopropyl bromide?
(CH3)2CHBr
Which alkyl halide is commonly used as an intermediate in organic synthesis and in the production of pesticides?
Propyl bromide
What is the chemical formula of tert-butyl fluoride?
(CH3)3CF
Which alkyl halide is commonly used in organic synthesis and as a refrigerant?
Methyl fluoride
What is the chemical formula of sec-butyl chloride?
CH3CHICH2CH3
Which alkyl halide is commonly used as a refrigerant, solvent, and in fire extinguishers?
Methyl chloride
What is the chemical formula of n-butyl chloride?
CH3CH2CH2CH2Cl
Which alkyl halide is commonly used in organic synthesis and as a solvent?
Ethyl iodide
What is the chemical formula of ethyl fluoride?
C2H5F
Which alkyl halide is commonly used as a fumigant and refrigerant?
Methyl bromide
What is the chemical formula of tert-butyl bromide?
(CH3)3CBr
Which alkyl halide is commonly used as a solvent, refrigerant, and in fire extinguishers?
Methyl fluoride
What is the chemical formula of isopropyl bromide?
(CH3)2CHBr
Which alkyl halide is commonly used as an intermediate in organic synthesis and in the production of pesticides?
Propyl bromide
What is the chemical formula of sec-butyl iodide?
CH3CHICH2CH3
Which alkyl halide is commonly used in the synthesis of organic compounds and as a solvent?
Ethyl bromide
What is the chemical formula of n-propyl chloride?
CH3CH2CH2Cl
Which alkyl halide is commonly used as a solvent and in pharmaceuticals?
Ethyl chloride
What is the chemical formula of allyl chloride?
CH2=CHCH2Cl
Which alkyl halide is commonly used in organic synthesis as a nucleophile?
Ethyl iodide
What is the chemical formula of isobutyl chloride?
(CH3)2CHCH2Cl
Which alkyl halide is commonly used as a refrigerant and aerosol propellant?
Methyl chloride
What is the chemical formula of tert-butyl fluoride?
(CH3)3CF
What is the chemical formula of isopropyl chloride?
(CH3)2CHCl
What is the chemical formula of benzene?
C6H6
How many carbon atoms are present in cyclohexane?
6
What is the chemical formula of cyclohexane?
C6H12
What is the general formula for cycloalkynes?
CnH2n-4
What is the general formula for cycloalkenes?
CnH2n-2
What is the general formula for cycloalkanes?
CnH2n
What is the general formula for alkynes?
CnH2n-2
What is the general formula for alkenes?
CnH2n
What is the general formula for alkanes?
CnH2n+2
What is the chemical formula of cyclopropyne?
C3H2
What is the simplest cycloalkyne?
Cyclopropyne
What is the chemical formula of cyclopropene?
C3H4
What is the simplest cycloalkene?
Cyclopropene
What is the chemical formula of cyclopropane?
C3H6
What is the simplest cycloalkane?
Cyclopropane
What is the chemical formula of ethyne?
C2H2
What is the simplest alkyne?
Ethyne
What is the chemical formula of ethene?
C2H4
What is the simplest alkene?
Ethene
How many hydrogen atoms are present in decane?
22
What is the chemical formula of decane?
C10H22
How many carbon atoms are present in nonane?
9
What is the chemical formula of nonane?
C9H20
How many hydrogen atoms are present in octane?
18
What is the chemical formula of octane?
C8H18
How many carbon atoms are present in heptane?
7
What is the chemical formula of heptane?
C7H16
How many hydrogen atoms are present in hexane?
14
What is the chemical formula of hexane?
C6H14
How many carbon atoms are present in pentane?
5
What is the chemical formula of cyclopropyne?
C3H2
What is the simplest cycloalkyne?
Cyclopropyne
What is the chemical formula of cyclopropene?
C3H4
What is the simplest cycloalkene?
Cyclopropene
What is the chemical formula of cyclopropane?
C3H6
What is the simplest cycloalkane?
Cyclopropane
What is the general formula for cycloalkynes?
CnH2n-4
What is the general formula for cycloalkenes?
CnH2n-2
What is the general formula for cycloalkanes?
CnH2n
What is the chemical formula of ethyne?
C2H2
What is the simplest alkyne?
Ethyne
What is the chemical formula of ethene?
C2H4
What is the simplest alkene?
Ethene
What is the general formula for alkynes?
CnH2n-2
What is the general formula for alkenes?
CnH2n
How many hydrogen atoms are present in dodecane?
26
What is the chemical formula of dodecane?
C12H26
How many carbon atoms are present in undecane?
11
What is the chemical formula of undecane?
C11H24
How many hydrogen atoms are present in decane?
22
What is the chemical formula of decane?
C10H22
How many carbon atoms are present in nonane?
9
What is the chemical formula of nonane?
C9H20
How many hydrogen atoms are present in octane?
18
What is the chemical formula of octane?
C8H18
How many carbon atoms are present in heptane?
7
What is the chemical formula of heptane?
C7H16
How many hydrogen atoms are present in hexane?
14
What is the chemical formula of hexane?
C6H14
How many carbon atoms are present in pentane?
5
Which functional group contains a nitrogen atom bonded to an oxygen atom?
Nitro
What is the name of the functional group -NO in organic compounds?
Nitroso
Which functional group contains a nitrogen atom bonded to two oxygen atoms?
Nitrate
What is the name of the functional group -NO2 in organic compounds?
Nitro
Which functional group contains a nitrogen atom bonded to three alkyl or aryl groups?
Nitro
What is the name of the functional group -CN in organic compounds?
Nitrile
Which functional group contains a carbon-nitrogen double bond?
Nitrile
Which term refers to the addition of water to break down complex organic compounds into simpler ones?
Hydrolysis
What is the name of the process by which organic compounds react with oxygen to produce carbon dioxide, water, and energy?
Combustion
What is the term for the process of breaking down complex organic compounds into simpler ones?
Decomposition
Which functional group contains a nitrogen atom bonded to an alkyl or aryl group and a carbonyl group?
Amide
What is the name of the functional group -NHCOCH3 in organic compounds?
Amide
Which functional group contains a nitrogen atom bonded to two hydrogen atoms?
Amine
What is the name of the functional group -NH2 in organic compounds?
Amine
Which functional group contains a carbon-oxygen single bond and a hydrogen atom?
Alcohol
What is the name of the functional group -CHO in organic compounds?
Aldehyde
Which functional group contains a carbon-oxygen double bond and an alkyl or aryl group?
Ketone
What is the name of the functional group -COOH in organic compounds?
Carboxylic acid
Which functional group contains a carbon-oxygen single bond and a hydroxyl group?
Alcohol
What is the name of the process by which small molecules are joined together to form larger ones?
Polymerization
Which term refers to the study of how the spatial arrangement of atoms affects the properties and behavior of molecules?
Stereochemistry
What is the term for compounds that are composed of the same atoms but differ in the arrangement of those atoms in space, resulting in non-superimposable mirror images?
Enantiomers
Which type of isomerism occurs when compounds have the same molecular formula and connectivity but differ in the arrangement of atoms in space?
Optical
What is the term for compounds with the same molecular formula and arrangement of atoms but different spatial arrangements?
Stereoisomers
Which type of isomerism occurs when compounds have the same molecular formula but differ in spatial arrangement around a double bond?
Geometric
What is the term for compounds with the same molecular formula but different structural arrangements?
Isomers
Which type of isomerism occurs when the order of atoms in a molecule is rearranged?
Structural
What is the general formula for alkynes?
CnH2n-2
What is the general formula for alkenes?
CnH2n
What is the general formula for alkanes?
CnH2n+2
What is the atomic number of osmium?
76
Which transition metal is commonly used in the production of electrical contacts, spark plugs, and fountain pen nibs?
Osmium
What is the chemical symbol for iridium?
Ir
Which transition metal is commonly used in the production of catalysts, electrical contacts, and as a pigment?
Iridium
What is the atomic number of ruthenium?
44
Which transition metal is commonly used in the production of catalysts, jewelry, and electrical contacts?
Ruthenium
What is the chemical symbol for rhodium?
Rh
Which transition metal is commonly used in the production of coins, electrical contacts, and as a catalyst?
Rhodium
What is the atomic number of palladium?
46
Which transition metal is commonly used in the production of jewelry, electrical contacts, and as a catalyst?
Palladium
What is the chemical symbol for platinum?
Pt
Which transition metal is commonly used in the production of catalytic converters and laboratory equipment?
Platinum
What is the atomic number of silver?
47
Which transition metal is commonly used in the production of electrical contacts and jewelry?
Silver
What is the chemical symbol for gold?
Au
Which transition metal is commonly used in the production of jewelry and dental fillings?
Gold
What is the atomic number of titanium?
22
Which transition metal is commonly used in the production of aircraft parts and medical implants?
Titanium
What is the chemical symbol for titanium?
Ti
Which transition metal is commonly used in the production of aluminum alloys for aerospace applications?
Titanium
What is the atomic number of cobalt?
27
Which transition metal is commonly used in the production of blue pigments and rechargeable batteries?
Cobalt
What is the chemical symbol for cobalt?
Co
Which transition metal is commonly used in the production of magnets and electric motors?
Cobalt
What is the atomic number of nickel?
28
Which transition metal is commonly used in the production of coins and decorative items?
Nickel
What is the chemical symbol for nickel?
Ni
Which transition metal is commonly used in the production of stainless steel and alloys?
Nickel
What is the atomic number of zinc?
30
Which transition metal is commonly used in batteries and as a protective coating for other metals?
Zinc
What is the atomic number of polonium?
84
Which element is radioactive and has no stable isotopes?
Polonium
What is the chemical symbol for polonium?
Po
Which group of elements includes sulfur and polonium?
Group VIA
What is the atomic number of bismuth?
83
Which element is commonly used in the production of stomach remedies?
Bismuth
What is the chemical symbol for bismuth?
Bi
Which group of elements includes phosphorus and bismuth?
Group VA
What is the atomic number of tellurium?
52
Which element is used in the production of thermoelectric devices?
Tellurium
What is the chemical symbol for tellurium?
Te
Which group of elements includes oxygen and tellurium?
Group VIA
What is the atomic number of selenium?
34
Which element is commonly used in the production of photocells and solar cells?
Selenium
What is the chemical symbol for selenium?
Se
Which group of elements includes oxygen and selenium?
Group VIA
What is the atomic number of antimony?
51
Which element is commonly used in the production of flame-retardant materials?
Antimony
What is the chemical symbol for antimony?
Sb
Which group of elements includes phosphorus and antimony?
Group VA
What is the atomic number of arsenic?
33
Which element is used in the production of pesticides and insecticides?
Arsenic
What is the chemical symbol for arsenic?
As
Which group of elements includes nitrogen and arsenic?
Group VA
What is the atomic number of sulfur?
16
Which element is commonly found in proteins and amino acids?
Sulfur
What is the chemical symbol for sulfur?
S
Which group of elements is known as the "oxygen family"?
Group VIA
What is the atomic number of oxygen?
8
Which element is essential for respiration and combustion reactions?
Oxygen
What is the atomic number of polonium?
84
Which element is radioactive and has no stable isotopes?
Polonium
What is the chemical symbol for polonium?
Po
Which group of elements includes silicon and bismuth?
Group IVA
What is the atomic number of bismuth?
83
Which element is commonly used in the production of stomach remedies?
Bismuth
What is the chemical symbol for bismuth?
Bi
Which group of elements is known as the "lead family"?
Group IVA
What is the atomic number of arsenic?
33
Which element is commonly used in the production of pesticides and insecticides?
Arsenic
What is the chemical symbol for arsenic?
As
Which group of elements includes silicon and lead?
Group IVA
What is the atomic number of antimony?
51
Which element is commonly used in the production of flame-retardant materials?
Antimony
What is the chemical symbol for antimony?
Sb
Which group of elements includes silicon and tin?
Group IVA
What is the atomic number of germanium?
32
Which element is commonly used in the production of semiconductors and electronics?
Germanium
What is the chemical symbol for germanium?
Ge
Which group of elements is known as the "germanium family"?
Group IVA
What is the atomic number of lead?
82
Which element is commonly used in the production of lead-acid batteries?
Lead
What is the chemical symbol for lead?
Pb
Which group of elements includes lead and germanium?
Group IVA
What is the atomic number of tin?
50
Which element is commonly used in the production of solder for joining metals?
Tin
What is the chemical symbol for tin?
Sn
Which group of elements is known as the "tin family"?
Group IVA
What is the atomic number of silicon?
14
Which element is known for its ability to form long chains of molecules, making it essential for life?
Carbon
Which S-block element is commonly used in the production of aluminum and steel alloys?
Magnesium
What is the atomic number of strontium?
38
Which S-block element is commonly used in the production of nuclear reactors as a coolant?
Lithium
What is the chemical symbol for magnesium?
Mg
Which S-block element is commonly used in the production of fireworks to produce red colors?
Strontium
What is the atomic number of cesium?
55
Which S-block element is commonly used in the production of fireworks to produce green colors?
Barium
What is the chemical symbol for lithium?
Li
Which S-block element is used in the production of glass and ceramics?
Sodium
What is the atomic number of radium?
88
Which S-block element is commonly used in the production of lightweight metal alloys?
Aluminum
What is the chemical symbol for barium?
Ba
Which S-block element is essential for plant growth and is often found in fertilizers?
Potassium
What is the atomic number of rubidium?
37
Which S-block element is commonly used in the production of alloys for aircraft parts?
Magnesium
What is the chemical symbol for cesium?
Cs
Which S-block element is commonly used in batteries, especially in rechargeable ones?
Lithium
What is the atomic number of beryllium?
4
Which S-block element is used in the manufacture of fireworks to produce purple colors?
Strontium
What is the chemical symbol for francium?
Fr
Which S-block element is commonly used in photography for its light-sensitive properties?
Silver
What is the atomic number of potassium?
19
Which S-block element is used in the production of fertilizers?
Potassium
What is the chemical symbol for radium?
Ra
Which S-block element is used in the manufacture of aluminum alloys?
Lithium
What is the atomic number of sodium?
11
Which S-block element is commonly found in antacids to neutralize stomach acid?
Magnesium
What is the chemical symbol for strontium?
Sr
Which S-block element is highly reactive with water, producing hydrogen gas?
Potassium
What is the atomic number of lithium?
3
Which element has the highest electronegativity value?
Fluorine
What is the chemical symbol for nitrogen?
N
Which element has the highest atomic mass?
Uranium
What is the chemical symbol for platinum?
Pt
What is the atomic number of iodine?
53
Which element has the lowest density?
Helium
What is the chemical symbol for uranium?
U
Which element has the highest melting point?
Carbon
What is the atomic number of calcium?
20
Which element has the highest density?
Osmium
What is the chemical symbol for copper?
Cu
Which element has the highest atomic mass?
Uranium
What is the atomic number of chlorine?
17
Which element has the highest boiling point?
Carbon
What is the chemical symbol for lead?
Pb
Which element has the highest melting point?
Carbon
What is the atomic number of uranium?
92
Which element has the highest electron affinity?
Chlorine
What is the chemical symbol for silver?
Ag
Which element has the lowest electronegativity value?
Francium
What is the atomic number of silicon?
14
Which element has the highest ionization energy?
Helium
What is the chemical symbol for potassium?
K
What is the atomic number of helium?
2
Which group of elements is known as the "transition metals"?
Group 3-12
What is the chemical symbol for mercury?
Hg
Which element has the highest atomic radius?
Cesium
What is the atomic number of sodium?
11
Which group of elements is known as the "halogens"?
Group 17
What is the chemical symbol for iron?
Fe
Halogens are found in Group __ of the periodic table.
17
Noble gases are found in Group __ of the periodic table.
18
The general electronic configuration of halogens is __.
ns²np⁵
The general electronic configuration of noble gases is __.
ns²np⁶
The lightest halogen is __.
Fluorine
The heaviest halogen is __.
Astatine
The noble gas with the lowest atomic number is __.
Helium
The only liquid halogen at room temperature is __.
Bromine
Noble gases are __ in nature.
Inert
The most reactive halogen is __.
Fluorine
The halogen used in water purification is __.
Chlorine
The noble gas used in balloons is __.
Helium
The noble gas used in advertising signs is __.
Neon
The compound HF is a __.
Weak acid
The halogen that forms the strongest hydrogen bond is __.
Fluorine
The halogen with the highest boiling point is __.
Iodine
The noble gas that does not form compounds is __.
Helium
The halogen with the lowest melting point is __.
Fluorine
The halogen that is a reddish-brown liquid is __.
Bromine
The noble gas used in high-efficiency light bulbs is __.
Krypton
The bond formed between halogens and metals is __.
Ionic
Noble gases have __ electronegativity.
Zero
The halogen used in antiseptics is __.
Iodine
The noble gas used in MRI machines is __.
Helium
The most abundant halogen in seawater is __.
Chlorine
The halogen with the highest electronegativity is __.
Fluorine
The noble gas used in cryogenics is __.
Helium
The halogen that is a yellow-green gas at room temperature is __.
Chlorine
The compound used in etching glass is __.
HF
The halogen that forms a violet vapor when heated is __.
Iodine
