Chemistry Part 2 Online Quiz


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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 - Which among the following has the maximum calorific value?

A - Calcium

B - Carbohydrate

C - Fat

D - Protein

Answer : C

Explanation

N/A

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 - Which among the following is used in atomic research and radiotherapy?

A - Xenon

B - Propane

C - Radon

D - Neon

Answer : C

Explanation

N/A

Q 4 - Which among the following is used to give signal to airplane on the airport?

A - Nyon lamp

B - Hydrogen lamp

C - Helium lamp

D - Mercury lamp

Answer : A

Explanation

N/A

Q 5 - ……………. is used in refrigerator.

A - Ammonia

B - Carbon dioxide

C - Ozone

D - Fluorine

Answer : A

Explanation

The modern refrigeration technology normally uses a refrigerant known as HFC-134a.

Q 6 - Plaster of Paris contains …

A - Magnesium

B - Calcium

C - Phosphorous

D - Arsenic

Answer : B

Explanation

N/A

Q 7 - The pH value of milk is …

A - 6

B - 8

C - 6.6

D - 3.8

Answer : C

Explanation

The pH value of milk ranges between 6.5 and 6.7.

Q 8 - Sea weeds normally contain …

A - Calcium

B - Sodium

C - Iodine

D - Potassium

Answer : C

Explanation

N/A

Q 9 - Gallium (Ga) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : B

Explanation

Atomic number of Gallium is 31.

Q 10 - Which among the following is popular as quicksilver?

A - Liquid silver

B - Mercury

C - Lead

D - Beryllium

Answer : B

Explanation

N/A

Q 11 - Which among the following is used in making bullets?

A - Lead arsenic

B - Carbon lead

C - Lithium lead

D - Barium lead

Answer : A

Explanation

Lead arsenic is an alloy.

Q 12 - Consider the following statements:

1. Radium is usually extracted from pitchblende.

2. The Eiffel Tower’s base is constructed of steel and cement.

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 13 - Consider the following statements:

1. According to Charle’s law, at constant pressure, the volume of a definite mass of a gas is directly proportional to its absolute temperature.

2. According to Gay-Lussac’s law, at constant volume, the pressure of given mass of a gas is directly proportional to the temperature in Kelvin.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : A

Explanation

N/A

Q 14 - Consider the following statements:

1. H2SO4 and HNO3 are used to wash iron for its galvanization.

2. Oxalic acid is used to remove rust spot.

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 15 - The yellowcake, smuggled by people, is …

A - Pure gold

B - Crude form of cocaine

C - Fake currency

D - Uranium oxide

Answer : D

Explanation

Yellowcake is obtained from leach solution while processing of uranium ores.

Answer : D

Explanation

Diamond is a bad conductor of heat and electricity.

Q 17 - The chemical, which is used in breathing gas purification system especially for submarine and spacecraft, is known as …

A - Lithium hydroxide

B - Sodium hydroxide

C - Potassium hydroxide

D - Rubidium hydroxide

Answer : A

Explanation

The chemical formula of Lithium hydroxide is LiOH.

Q 18 - Consider the following statements:

1. Saccharin is white crystalline solid substance.

2. Saccharin is 1000 times sweeter than the sugar.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : A

Explanation

Saccharin is about 300 to 500 times sweeter than sugar. It is used by diabetic patients.

Q 19 - Consider the following statements:

1. Wrought iron is a tough malleable form of iron.

2. Wrought iron is obtained by puddling pig iron while in molten state.

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 20 - Which among the following is used in manufacturing of Vanaspati ghee, alcohol, etc?

A - Oxygen

B - Hydrogen

C - Helium

D - Argon

Answer : B

Explanation

N/A


chemistry_part2_online_quiz.htm

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