Chemistry Part 2 Online Quiz


Advertisements


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 does decrease the rate of chemical reaction …

A - Poison

B - Acidic solution

C - Basic solution

D - Moderator

Answer : A

Explanation

N/A

Q 2 - ……………… investigate the structure of a solid.

A - X-Rays

B - Gama Rays

C - Ultra Rays

D - Cosmic Rays

Answer : A

Explanation

N/A

Q 3 - Which among the following elements absorbs both cation and anion forms?

A - Phosphorus

B - Calcium

C - Nitrogen

D - Sulphur

Answer : C

Explanation

N/A

Q 4 - Which among the following is used for removing dampness in the room or container?

A - Sodium chloride

B - Potassium dichromate

C - Sodium bisulphate

D - Sodium bisulphate

Answer : D

Explanation

Calcium chloride can collect enough water from the air. The chemical formula of Calcium chloride is CaCl2.

Q 5 - In reference to periodic table, halogens belong to …

A - Group 2

B - Group 17

C - Group 15

D - Group 18

Answer : B

Explanation

N/A

Q 6 - Magnesium (mg) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : A

Explanation

Atomic number of Magnesium is 12.

Q 7 - The substance that removes the excess acid and raise the pH value to appropriate level in stomach is known as …

A - Antacid

B - Epsom salt

C - Sulphadrug

D - Chloroform

Answer : A

Explanation

N/A

Q 8 - Aluminum (Al) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : B

Explanation

Atomic number of Aluminum is 13.

Q 9 - Which among the following is used in making violet glass?

A - Selenium

B - Chromium III oxide

C - Manganese IV oxide

D - Copper II oxide

Answer : C

Explanation

Chemical formula of Manganese IV oxide is MnO2.

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.

Q 11 - Which among the following is used in fire extinguisher?

A - Anhydrous aluminum chloride

B - Mercuric oxide

C - Aluminum sulphate

D - Graphite

Answer : C

Explanation

Aluminum sulphate is also used in paper industry.

Q 12 - Iron (Fe) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : C

Explanation

Atomic number of Iron is 26.

Q 13 - Which among the following is used in cancer treatment?

A - Cobalt 60

B - Copper 58

C - Sodium oxide

D - Chloride

Answer : A

Explanation

Cobalt-60 releases beta radioactive isotope.

Q 14 - In reference to hardness of water, consider the following statements:

1. The temporary hardness is removed by boiling the water.

2. The permanent hardness is removed by soda ash process.

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

Temporary hardness is also removed by Clark’s method and permanent hardness is also removed by permutit process.

Q 15 - Which among the following is used in Calomel?

A - Mercury

B - Mercuric oxide

C - Mercuric chloride

D - Aluminium sulphate

Answer : C

Explanation

The chemical formula of mercuric chloride is HgCl2.

Q 16 - A human body contains ……………… Nitrogen.

A - 3.2%

B - 2.4%

C - 5.4%

D - 6.9%

Answer : A

Explanation

N/.

Q 17 - Which one of the following laws states “that under constant pressure, the volume of a fixed mass of gas varies directly with its absolute temperature.”

A - Beer’s law

B - Boyle’s law

C - Charles’ law

D - Faraday’s law

Answer : C

Explanation

V/T = k

Q 18 - Which among the following gases is used in food refrigeration?

A - Oxygen

B - Hydrogen

C - Carbon dioxide

D - Nitrogen

Answer : D

Explanation

N/A

Q 19 - Platinum (Pt) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : C

Explanation

Atomic number of Platinum is 78.

Q 20 - Which one of the following laws states “that the volume of a given mass of gas at a constant temperature is inversely proportional to its pressure.”

A - Beer’s law

B - Boyle’s law

C - Charles’ law

D - Faraday’s law

Answer : B

Explanation

pV = constant (k)


chemistry_part2_online_quiz.htm

Advertisements