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11th Class Chemistry Chapter 1 MCQs with Answers

11th Class Chemistry Chapter 1 MCQs

Welcome to the 11th Class Chemistry Chapter 1 MCQs Practice and Quiz Tests. We are presenting you with top MCQ questions from the 11th Class Chemistry Chapter 1 Basic Concept of Chemistry.

You can find all the 11th Class Chemistry Chapter 1 MCQs online tests on our website. These online tests are great for learning and as well as for scoring maximum marks in your Intermediate Exams. We are making these Class 11 Chemistry MCQs online tests for those who want full marks in their exams.

What is the atomic number of carbon?
a) 5
b) 6
c) 7
d) 8

Answer
b) 6

The mass number of an atom is equal to the total number of:
a) Electrons
b) Protons
c) Neutrons
d) Nucleons

Answer
d) Nucleons

Which subatomic particle has a positive charge?
a) Electron
b) Proton
c) Neutron
d) Nucleus

Answer
b) Proton

What is the chemical symbol for gold?
a) Au
b) Ag
c) Fe
d) Hg

Answer
a) Au

The smallest unit of an element that retains its properties is called:
a) Molecule
b) Compound
c) Atom
d) Ion

Answer
c) Atom

Which of the following is a noble gas?
a) Nitrogen
b) Oxygen
c) Helium
d) Carbon

Answer
c) Helium

The chemical formula of water is:
a) H2O
b) CO2
c) NH3
d) CH4

Answer
a) H2O

The process of gaining electrons is called:
a) Oxidation
b) Reduction
c) Combustion
d) Sublimation

Answer
b) Reduction

What is the valency of an element that forms a monovalent ion?
a) 1
b) 2
c) 3
d) 4

Answer
a) 1

The SI unit of temperature is:
a) Kelvin
b) Celsius
c) Fahrenheit
d) Rankine

Answer
a) Kelvin

Which state of matter has a definite shape and volume?
a) Solid
b) Liquid
c) Gas
d) Plasma

Answer
a) Solid

The chemical formula for methane is:
a) CH4
b) CO2
c) H2O
d) NH3

Answer
a) CH4

The atomic mass of an element is determined by the number of:
a) Electrons
b) Protons
c) Neutrons
d) Nucleons

Answer
d) Nucleons

What is the chemical symbol for iron?
a) Au
b) Ag
c) Fe
d) Hg

Answer
c) Fe

The particles present in the nucleus of an atom are:
a) Electrons and protons
b) Electrons and neutrons
c) Protons and neutrons
d) Protons and nucleons

Answer
c) Protons and neutrons

Which of the following is a transition metal?
a) Sodium
b) Potassium
c) Copper
d) Calcium

Answer
c) Copper

The chemical formula of carbon dioxide is:
a) CO2
b) H2O
c) NH3
d) CH4

Answer
a) CO2

The process of losing electrons is called:
a) Oxidation
b) Reduction
c) Combustion
d) Sublimation

Answer
a) Oxidation

What is the valency of an element that forms a divalent ion?
a) 1
b) 2
c) 3
d) 4

Answer
b) 2

The SI unit of mass is:
a) Kilogram
b) Gram
c) Pound
d) Ounce

Answer
a) Kilogram

Which state of matter has a definite volume but takes the shape of its container?
a) Solid
b) Liquid
c) Gas
d) Plasma

Answer
b) Liquid

The chemical formula for water is:
a) H2O
b) CO2
c) NH3
d) CH4

Answer
a) H2O

The atomic number of an element is determined by the number of:
a) Electrons
b) Protons
c) Neutrons
d) Nucleons

Answer
b) Protons

What is the chemical symbol for silver?
a) Au
b) Ag
c) Fe
d) Hg

Answer
b) Ag

The particles present in the nucleus of an atom are:
a) Electrons and protons
b) Electrons and neutrons
c) Protons and neutrons
d) Protons and nucleons

Answer
c) Protons and neutrons

Which of the following is an alkaline earth metal?
a) Sodium
b) Potassium
c) Copper
d) Calcium

Answer
d) Calcium

The chemical formula of ammonia is:
a) CO2
b) H2O
c) NH3
d) CH4

Answer
c) NH3

The process of gaining electrons is called:
a) Oxidation
b) Reduction
c) Combustion
d) Sublimation

Answer
b) Reduction

What is the valency of an element that forms a trivalent ion?
a) 1
b) 2
c) 3
d) 4

Answer
c) 3

The SI unit of time is:
a) Second
b) Minute
c) Hour
d) Day

Answer
a) Second

Which state of matter has neither a definite shape nor a definite volume?
a) Solid
b) Liquid
c) Gas
d) Plasma

Answer
c) Gas

The chemical formula for carbon tetrachloride is:
a) CO2
b) H2O
c) CCl4
d) CH4

Answer
c) CCl4

The atomic mass of an element is determined by the number of:
a) Electrons
b) Protons
c) Neutrons
d) Nucleons

Answer
d) Nucleons

What is the chemical symbol for mercury?
a) Au
b) Ag
c) Fe
d) Hg

Answer
d) Hg

The particles present in the nucleus of an atom are:
a) Electrons and protons
b) Electrons and neutrons
c) Protons and neutrons
d) Protons and nucleons

Answer
c) Protons and neutrons

Which of the following is an alkali metal?
a) Sodium
b) Potassium
c) Copper
d) Calcium

Answer
a) Sodium

The chemical formula of carbon monoxide is:
a) CO2
b) H2O
c) CO
d) CH4

Answer
c) CO

The process of losing electrons is called:
a) Oxidation
b) Reduction
c) Combustion
d) Sublimation

Answer
a) Oxidation

What is the valency of an element that forms a tetravalent ion?
a) 1
b) 2
c) 3
d) 4

Answer
d) 4

The SI unit of length is:
a) Meter
b) Centimeter
c) Kilometer
d) Mile

Answer
a) Meter

Which state of matter is the most common in the universe?
a) Solid
b) Liquid
c) Gas
d) Plasma

Answer
d) Plasma

The chemical formula for methane is:
a) CH4
b) CO2
c) H2O
d) NH3

Answer
a) CH4

The atomic number of an element is determined by the number of:
a) Electrons
b) Protons
c) Neutrons
d) Nucleons

Answer
b) Protons

What is the chemical symbol for gold?
a) Au
b) Ag
c) Fe
d) Hg

Answer
a) Au

The particles present in the nucleus of an atom are:
a) Electrons and protons
b) Electrons and neutrons
c) Protons and neutrons
d) Protons and nucleons

Answer
c) Protons and neutrons

Which of the following is a noble gas?
a) Nitrogen
b) Oxygen
c) Helium
d) Carbon

Answer
c) Helium

The chemical formula of water is:
a) H2O
b) CO2
c) NH3
d) CH4

Answer
a) H2O

The process of gaining electrons is called:
a) Oxidation
b) Reduction
c) Combustion
d) Sublimation

Answer
b) Reduction

What is the valency of an element that forms a monovalent ion?
a) 1
b) 2
c) 3
d) 4

Answer
a) 1

The SI unit of temperature is:
8
a) Kelvin
b) Celsius
c) Fahrenheit
d) Rankine

Answer
a) Kelvin

Which state of matter has a definite shape and volume?
a) Solid
b) Liquid
c) Gas
d) Plasma

Answer
a) Solid

The chemical formula for methane is:
a) CH4
b) CO2
c) H2O
d) NH3

Answer
a) CH4

The atomic mass of an element is determined by the number of:
a) Electrons
b) Protons
c) Neutrons
d) Nucleons

Answer
d) Nucleons

What is the chemical symbol for iron?
a) Au
b) Ag
c) Fe
d) Hg

Answer
c) Fe

The particles present in the nucleus of an atom are:
a) Electrons and protons
b) Electrons and neutrons
c) Protons and neutrons
d) Protons and nucleons

Answer
c) Protons and neutrons

Which of the following is a transition metal?
a) Sodium
b) Potassium
c) Copper
d) Calcium

Answer
c) Copper

The chemical formula of carbon dioxide is:
a) CO2
b) H2O
c) NH3
d) CH4

Answer
a) CO2

The process of losing electrons is called:
a) Oxidation
b) Reduction
c) Combustion
d) Sublimation

Answer
a) Oxidation

What is the valency of an element that forms a divalent ion?
a) 1
b) 2
c) 3
d) 4

Answer
b) 2

The SI unit of mass is:
a) Kilogram
b) Gram
c) Pound
d) Ounce

Answer
a) Kilogram

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See Also  11th Class Physics Chapter 11 MCQs with Answers
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