Chemistry Part 2 Online Quiz



Following quiz provides Multiple Choice Questions (MCQs) related to Chemistry. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

Q 1 - Uric acid can be obtained from

A - Urine

B - Contaminated water

C - Green vegetable

D - Potato

Answer : A

Explanation

High level of uric acid in blood is dangerous, as it may cause severe problems.

Q 2 - Consider the following statements:

1. HCl is used in the tanning of leather.

2. HCl is used in the manufacturing of gelatin from bones.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

N/A

Q 3 - In the 5th period of modern periodic table, there are elements.

A - 6

B - 12

C - 18

D - 24

Answer : C

Explanation

N/A

Q 4 - Which among the following gases burns itself, but does not support in burning?

A - Hydrogen sulfide

B - Sodium chloride

C - Nitrous oxide

D - Helium

Answer : A

Explanation

The chemical formula is H2S and its odor is like rotten egg.

Answer : B

Explanation

Chemical formula of RDX is C3H6N6O6.

Answer : A

Explanation

Quartz is one of the most commonly found minerals on the Earths surface.

Q 7 - What is chemical name of Quick lime?

A - Calcium sulphate

B - Zinc oxide

C - Sodium silicate

D - Calcium oxide

Answer : D

Explanation

N/A

Q 8 - Consider the following statements:

1. Detergents are made up of petroleum products.

2. Soaps are the potassium salts of fatty acid.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

Sodium is also used in soap.

Q 9 - Saccharine is prepared from

A - Toluene

B - Benzene

C - Chlorine

D - Propane

Answer : A

Explanation

Toluene is a colorless and water-insoluble liquid.

Q 10 - Consider the following statements:

1. Non-stick utensil is normally made up of Teflon.

2. Chlorine is used in preparing PVC.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

Chlorine is also used in insecticides and herbicides.

Answer : B

Explanation

N/A

Answer : B

Explanation

N/A

Q 13 - Zinc (Zn) is an element of

A - s block

B - p block

C - d block

D - f block

Answer : C

Explanation

Atomic number of Zinc is 30.

Q 14 - Consider the following statements.

1. Hydrochloric acid (HCl) is used in calorie burn.

2. Nitric acid (HNO3) is used in the purification of gold and silver.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : B

Explanation

Hydrochloric acid (HCl) is used in digestion.

Q 15 - Which among the following is used in a dye industry?

A - Ferrous oxide

B - Ferric oxide

C - Ferous sulphate

D - Zinc oxide

Answer : C

Explanation

N/A

Answer : A

Explanation

Calcium carbide is also used in calcium cyanide. The chemical formula of calcium carbide is CaC2.

Q 17 - The process, used for making sodium metal by electrolysis of molten sodium chloride, is known as

A - Bergius Process

B - Bosch Process

C - Down Process

D - Frasch Process

Answer : C

Explanation

N/A

Q 18 - Consider the following statements:

a) Sodium is normally kept in kerosene oil.

b) Fluorine is the most oxidizing agent.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

N/A

Q 19 - Holmium (Ho) is an element of

A - s block

B - p block

C - d block

D - f block

Answer : D

Explanation

Atomic number of Holmium is 67.

Q 20 - Which among the following is with potassium dichromate used in bleach (for the photographic purpose)?

A - Sodium chloride

B - Potassium dichromate

C - Sodium bisulphate

D - Calcium chloride

Answer : C

Explanation

The chemical formula of Sodium bisulphate is NaHSO4.

chemistry_part2_online_quiz.htm
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