Quiz on Chemistry Set 20

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Quiz on Chemistry Set 20 :

Question 1 :

The metals commonly used for electroplating are
A. Gold, Sodium and Chromium
B. Chromium, Copper and Nickel
C. Nickel, Lead and Chromium
D. Gold, Sodium and Potassium

Correct Ans: Option B

Question 2 :

In galvanization, iron is coated with
A. Copper
B. Zinc
C. Tin
D. Nickel

Correct Ans: Option B

Question 3 :

The process of improving the quality of rubber by heating it with sulphur is called
A. Vulcanization
B. Acceleration
C. Sulphonation
D. Galvanization

Correct Ans: Option A

Question 4 :

Rusting of iron takes place due to
A. Oxidation
B. Carbonation
C. Exfoliation
D. Corrosion

Correct Ans: Option A

Question 5 :

Combustion of a candle is a/an
A. Photochemical reaction
B. Physical change
C. Endothermic reaction
D. Exothermic reaction

Correct Ans: Option D

Question 6 :

Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ?
A. Methane
B. Ethane
C. Propane
D. Butane

Correct Ans: Option D

Question 7 :

Candle is a mixture of
A. Paraffin was and stearic acid
B. Bees wax and stearic acid
C. Higher fatty acids and stearic acid
D. Bees wax and paraffin wax

Correct Ans: Option A

Question 8 :

Coal is formed from
A. Crude oil
B. Deposit of animal waste
C. Coke
D. Compressed and hardened biomass

Correct Ans: Option D

Question 9 :

When a gas is subjected to adiabatic expansion, it gets cooled due to
A. No chage in tntropy
B. Loss in kinetic energy
C. Decreases in velocity
D. Energy spent in doing work

Correct Ans: Option D

Question 10 :

The boiling point of water decreases at higher altitudes is due to
A. Low temperature
B. Low atmospheric pressure
C. High temperature
D. High atmospheric pressure

Correct Ans: Option B

Quiz Summary


Here the correct answers of every question in this quiz.

Q.1 [B],     Q.2 [B],     Q.3 [A],     Q.4 [A],     Q.5 [D],     Q.6 [D],     Q.7 [A],     Q.8 [D],     Q.9 [D],     Q.10 [B],    


Total Questions: 10
Your score:
Subject: Chemistry
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