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 - In reference to periodic table, cinage metals belong to …

A - Group 2

B - Group 11

C - Group 15

D - Group 16

Answer : B

Explanation

N/A

Answer : A

Explanation

Travelling through the space, cosmic rays are highly energetic atomic nucleus.

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 - In a modern periodic table, the inert gases are placed in …

A - Group zero

B - Group one

C - Group nine

D - Group seven

Answer : A

Explanation

N/A

Q 5 - The striking surface of match box contains …

A - Sodium

B - White phosphorous

C - Red phosphorous

D - Arsenic

Answer : C

Explanation

It also contains powdered glass.

Q 6 - …………… removes hydrogen from the acid to form salt.

A - Zinc

B - Sodium

C - Magnesium

D - Silicon

Answer : A

Explanation

N/A

Q 7 - …………… is used in dry cleaning of garments.

A - Tetrachloroethylene

B - Lemon

C - Only detergent

D - Diesel

Answer : A

Explanation

Dry cleaning is a technique of cleaning cloth and other textiles with the help of chemical solvent; no water is used.

Q 8 - Consider the following statements:

1. Ammonium chloride is normally used in making electroplate utensils.

2. Ether is mixed in pure alcohol to form power alcohol.

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 9 - Consider the following statements:

1. chlorofluorocarbon is used as refrigerant.

2. Chlorine is used as bleaching 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

Chlorofluorocarbon is also known as Freon.

2

Q 10 - Which among the following is used in making green glass?

A - Selenium

B - Chromium III oxide

C - Manganese IV oxide

D - Copper II oxide

Answer : B

Explanation

Chemical formula of Chromium III oxide is Cr2O3.

Q 11 - Which among the following is known as fool’s gold?

A - Copper

B - Pyrite

C - Impure gold

D - Titanium

Answer : B

Explanation

The chemical formula of pyrites is FeS2.

Q 12 - Consider the following statements:

1. The galvanized iron is coated with zinc.

2. Rusting on iron caused by chemical change.

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

Rusting also increased the weight of iron.

Q 13 - Cobalt (Co) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : C

Explanation

Atomic number of Cobalt is 27.

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 medical equipment?

A - Helium

B - Propane

C - Butane

D - Radon

Answer : A

Explanation

Helium is also used in balloon.

Q 16 - In reference to Modern periodic table, consider the following statements:

1. d-block elements are known as transition elements.

2. f-block elements are known as inner transition elements.

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 17 - What is chemical formula of Ascorbic acid?

A - C6H8O6

B - C8H8O6

C - C8H8O4

D - C8H6O6

Answer : A

Explanation

The source of Ascorbic acid is vitamin C.

Q 18 - Which among the following is used in foam thermocole?

A - Vinyl rubber

B - Polystyrene

C - Styrene butadiene

D - Bakelite

Answer : B

Explanation

N/A

Q 19 - Which among the following is used in dye industry?

A - Chlorine

B - Hydrochloric acid

C - Bromine

D - Idone

Answer : C

Explanation

The chemical formula of Bromine is Br2.

Q 20 - Chemical formula of Quartz is …

A - Na2SiO3

B - Na2SiO4

C - Na3SiO3

D - Na5SiO3

Answer : A

Explanation

Quartz consist of sodium, silica, and oxygen.

chemistry_part2_online_quiz.htm
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