Quiz on Chemistry Set 18

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Quiz on Chemistry Set 18 :

Question 1 :

Covalent bonds are mainly found in
A. Organic compounds
B. Inorganic compounds
C. Electrolytes
D. None of the above

Correct Ans: Option A

Question 2 :

The pH value of 12 may be of an aqueous solution of
1.Sodium hydroxide
2.Lithium hydroxide
3.Sodium chloride
4.Hydrogen chloride The correct statements are:
A. 2 and 4
B. 3 and 4
C. 1 and 4
D. 1 and 2

Correct Ans: Option D

Question 3 :

The gas which, on heating at high temperatures under high pressure, transforms into a waxy solid is
A. hydrogen
B. acetylene
C. chlorine
D. ethylene

Correct Ans: Option D

Question 4 :

The metal used to galvanise iron to protect it from rusting is
A. Zinc
B. Chromium
C. Lead
D. Antimony

Correct Ans: Option A

Question 5 :

Iron is prevented from rusting by coating with zinc. This process is called as
A. Galvanisation
B. Corrosion
C. Sublimation
D. Reduction

Correct Ans: Option A

Question 6 :

An electric iron has a heating element made of :
A. Copper
B. Tungsten
C. Nichrome
D. Zinc

Correct Ans: Option C

Question 7 :

The metal chiefly used for galvanising iron is :
A. Zinc
B. Mercury
C. Cadmium
D. Tin

Correct Ans: Option A

Question 8 :

The anode in a dry cell consists of
A. Copper
B. Zinc
C. Cadmium
D. Graphite

Correct Ans: Option B

Question 9 :

When a spoon is to be electroplated with nickel the spoon is
A. Dipped in a nickel sulphate solution
B. Made anode and a pure nickel rod, the cathode
C. Made cathode and a pure nickel red, the anode
D. Coated with nickel sulphate and dried

Correct Ans: Option C

Question 10 :

Conversion of chemical energy into electrical energy occurs in
A. Atomic bombs
B. Dynamo
C. A battery
D. Electric heaters

Correct Ans: Option C

Quiz Summary


Here the correct answers of every question in this quiz.

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


Total Questions: 10
Your score:
Subject: Chemistry
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