12th Class

12th Class Chemistry Chapter 2 MCQs with Answers

Dive into the properties of S-block Elements with our 12th Class Chemistry Chapter 2 MCQs. Learn about group trends, reactivity, and compounds. Trending keywords like S-block MCQs, alkali metals quiz, and chemistry group elements test help you prepare effectively.

S-block elements are located in which block of the periodic table?
a) p-block
b) s-block
c) d-block
d) f-block

The group of s-block elements is also known as:
a) Alkali metals
b) Halogens
c) Noble gases
d) Transition metals

Which element is the second-lightest and most abundant element in the universe?
a) Hydrogen
b) Helium
c) Lithium
d) Sodium

The first member of the alkali metal family is:
a) Sodium
b) Potassium
c) Lithium
d) Rubidium

Alkali metals have valence electrons.
a) 1
b) 2
c) 3
d) 7

Alkali metals are known for their:
a) High electronegativity
b) Low reactivity
c) High reactivity
d) Non-metallic nature

The alkali metal that is essential for bone health and nerve function is:
1
a) Sodium
b) Potassium
c) Calcium
d) Lithium

The alkali metal that is used in making fireworks to produce a crimson flame is:
a) Sodium
b) Potassium
c) Rubidium
d) Cesium

Which alkali metal is known to spontaneously ignite in air?
a) Sodium
b) Potassium
c) Rubidium
d) Lithium

The alkali metal that is used in batteries and has the symbol “Li” is:
a) Lithium
b) Sodium
c) Potassium
d) Cesium

Alkali metals react vigorously with water to produce:
a) Carbon dioxide
b) Hydrogen gas
c) Oxygen gas
d) Nitrogen gas

The alkali metal that is used as a coolant in nuclear reactors is:
a) Sodium
b) Potassium
c) Rubidium
d) Cesium

The alkaline earth metal family is located in Group:
a) 1
b) 2
c) 7
d) 8

Alkaline earth metals have valence electrons.
a) 1
b) 2
c) 3
d) 7

Which alkaline earth metal is commonly used in fireworks to produce a bright red color?
a) Magnesium
b) Calcium
c) Strontium
d) Barium

The alkaline earth metal that is essential for strong bones and teeth is:
a) Magnesium
b) Calcium
c) Strontium
d) Barium

Which alkaline earth metal is used in the production of lightweight alloys for aircraft?
a) Magnesium
b) Calcium
c) Strontium
d) Barium

The alkaline earth metal that is used in medical imaging to enhance X-ray images is:
a) Magnesium
b) Calcium
c) Strontium
d) Barium

The general electron configuration of s-block elements is:
a) ns²
b) ns² np³
c) ns² np⁶
d) ns¹

The element with the symbol “Na” in the periodic table is:
a) Nitrogen
b) Neon
c) Sodium
d) Nickel

Which s-block element is used in the production of soaps and detergents?
a) Sodium
b) Potassium
c) Calcium
d) Magnesium

The s-block element that is commonly used in photography is:
a) Sodium
b) Potassium
c) Calcium
d) Lithium

The s-block element used in the treatment of bipolar disorder is:
a) Sodium
b) Potassium
c) Calcium
d) Lithium

The element with atomic number 3 is:
a) Helium
b) Carbon
c) Hydrogen
d) Lithium

Alkaline earth metals have reactivity compared to alkali metals.
a) Higher
b) Lower
c) Equal
d) No

Which alkali metal is known to catch fire when exposed to air or moisture?
a) Sodium
b) Potassium
c) Lithium
d) Cesium

Which alkaline earth metal is used in the manufacture of fireworks to produce a green color?
a) Magnesium
b) Calcium
c) Strontium
d) Barium

The element with the symbol “K” in the periodic table is:
a) Potassium
b) Krypton
c) Kryptonite (fictional)
d) Platinum

The alkaline earth metal that is used in the production of glass and ceramics is:
a) Magnesium
b) Calcium
c) Strontium
d) Barium

The element with atomic number 19 is:
a) Sodium
b) Potassium
c) Calcium
d) Iron

Which of the following elements is an alkali metal?
a) Sodium
b) Magnesium
c) Aluminum
d) Chlorine

The element with atomic number 56 is a member of which group?
a) Group 1 (alkali metals)
b) Group 2 (alkaline earth metals)
c) Group 17 (halogens)
d) Group 18 (noble gases)

Which of the following elements is an alkaline earth metal?
a) Chlorine
b) Magnesium
c) Oxygen
d) Sodium

The element with atomic number 17 is:
a) Chlorine
b) Fluorine
c) Bromine
d) Iodine

Which of the following elements is an alkaline earth metal?
a) Fluorine
b) Sulfur
c) Iron
d) Calcium

Which s-block element is used as a reducing agent in metallurgy?
a) Sodium
b) Potassium
c) Calcium
d) Magnesium

The element with atomic number 8 is:
a) Nitrogen
b) Oxygen
c) Carbon
d) Helium

Which of the following elements is an alkali metal?
a) Fluorine
b) Sulfur
c) Sodium
d) Calcium

The element with atomic number 12 is:
a) Iron
b) Magnesium
c) Nickel
d) Calcium

The element with atomic number 10 is:
a) Neon
b) Helium
c) Argon
d) Krypton

Which s-block element is used in the production of lightweight alloys for aircraft and spacecraft?
a) Sodium
b) Potassium
c) Magnesium
d) Lithium

The element with atomic number 13 is:
a) Aluminum
b) Silicon
c) Phosphorus
d) Sulphur

Which s-block element is a constituent of bones and teeth and is used in the treatment of osteoporosis?
a) Sodium
b) Potassium
c) Calcium
d) Magnesium

The element with atomic number 55 is:
a) Caesium
b) Francium
c) Rubidium
d) Potassium

Which s-block element is used in the production of fertilizers to enhance plant growth?
a) Sodium
b) Potassium
c) Calcium
d) Magnesium

The element with atomic number 11 is:
a) Sodium
b) Potassium
c) Calcium
d) Iron

Which of the following elements is an alkali metal?
a) Chlorine
b) Sulfur
c) Sodium
d) Calcium

The element with atomic number 26 is:
a) Iron
b) Copper
c) Nickel
d) Zinc

Which s-block element is used in making fireworks to produce a blue color?
a) Sodium
b) Potassium
c) Calcium
d) Copper

The element with atomic number 47 is:
a) Silver
b) Copper
c) Zinc
d) Nickel

Which of the following elements is an alkaline earth metal?
a) Chlorine
b) Magnesium
c) Oxygen
d) Sodium

The element with atomic number 35 is:
a) Chlorine
b) Fluorine
c) Bromine
d) Iodine

Which s-block element is used in the production of lightweight alloys for aircraft and spacecraft?
a) Sodium
b) Potassium
c) Magnesium
d) Lithium

The element with atomic number 29 is:
a) Iron
b) Copper
c) Nickel
d) Zinc

Which of the following elements is an alkali metal?
a) Fluorine
b) Sulfur
c) Sodium
d) Calcium

The element with atomic number 12 is:
a) Iron
b) Magnesium
c) Nickel
d) Calcium

Which s-block element is used as a reducing agent in metallurgy?
a) Sodium
b) Potassium
c) Calcium
d) Magnesium

The element with atomic number 8 is:
a) Nitrogen
b) Oxygen
c) Carbon
d) Helium

Which of the following elements is an alkali metal?
a) Fluorine
b) Sulfur
c) Sodium
d) Calcium

The element with atomic number 10 is:
a) Neon
b) Helium
c) Argon
d) Krypton

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