Metals and Nonmetals Multiple Choice Questions and Answers

(1) Which gas are produced when metal react with acids?

[A] Oxygen

[B] Nitrogen

[C] Hydrogen

[D] Carbon dioxide

Answer: Hydrogen

(2) What is the chemical formula of copper sulphate?

[A] CuSO4

[B] CuCO3

[C] CuCl2

[D] CuO

Answer: CuCO3

(3) Which non-metal catches fire if the exposed to air?

[A] Sodium

[B] Phosphorous

[C] Calcium

[D] Uranium

Answer: Phosphorous

(4) Which metal is present in Calcium Hydroxide?

[A] C

[B] O

[C] Ca

[D] H

Answer: Ca

(5) Which one of the following metal reacts vigorously with oxygen and water?

[A] Sodium

[B] Potassium

[C] Calcium

[D] Magnesium

Answer: Sodium

(6) Sodium metal is stored in-

[A] Water

[B] Alcohol

[C] Kerosene

[D] Ether

Answer: Kerosene

(7) Oxides of non metals are _______ in nature

[A] Basic

[B] Acidic

[C] Neutral

[D] All of these

Answer: Acidic

(8) The sulphuric acid turns blue litmus paper into-

[A] Red

[B] Green

[C] Yellow

[D] Dark blue

Answer: Red

(9) What is the chemical formula of sulphurous acid-

[A] H2SO4

[B] SO2

[C] SO3

[D] H2SO3

Answer: H2SO3

(10) When sulphur dioxide is dissolve in water then-

[A] Sulphur is formed

[B] Sulphur trioxide is formed

[C] Sulphuric acid is formed

[D] Sulphurous acid is formed.

Answer: Sulphuric acid is formed

(11) What is the product when sulphur reacts with oxygen?

[A] Sulphuric acid

[B] Sulphur trioxide

[C] Sulphurous acid

[D] Sulphur dioxide

Answer: Sulphur dioxide

(12) The solution of ash of magnesium ribbon is-

[A] Acidic

[B] Basic

[C] Neutral

[D] All of these

Answer: Basic

(13) Which metal is found in liquid state t room temperature?

[A] Fe

[B] Zn

[C] Hg

[D] Al

Answer: Hg

(14) The metals that produce ringing sounds, are said to be-

[A] malleable

[B] sonorous

[C] Lustrous

[D] hard

Answer: sonorous

(15) The property of metal by which it can be drawn into wires is called

[A] Conductivity

[B] malleability

[C] Ductility

[D] Decorating

Answer: Ductility

(16) Which one of the following is a good conductor of electricity?

[A] Iron

[B] Plastic

[C] Wood

[D] Glass

Answer: Iron

(17) All materials shown property of malleability expect

[A] Iron

[B] Graphite

[C] Aluminium

[D] Silver

Answer: Graphite

(18) Which one of the following is non metal?

[A] Zn

[B] Al

[C] Fe

[D] N

Answer: N

(19) Which one of the following is metal?

[A] C

[B] N

[C] Na

[D] O

Answer: Na

(20) The property of metals by which they can be beaten in to thin sheets is called-

[A] malleability

[B] Ductility

[C] conduction

[D] Expansion

Answer: malleability

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