Chemistry Part 1 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

Answer : C

Explanation

Electromagnetic waves can travel through the vacuum of outer space.

Q 3 - Which among the following is used in flash lamps?

A - Ammonia

B - Xenon

C - Ethylene

D - Methane

Answer : D

Explanation

Xenon is also used in lasers.

Answer : A

Explanation

Table salt comprises of tiny cubes tightly bound together through the ionic bonding of sodium and chloride ions.

Q 5 - Which among the following is the main component of the natural gas?

A - Ethane

B - Methane

C - Propane

D - A & C

Answer : B

Explanation

N/A

Q 6 - In a reaction of sugar and sulphuric acid, …………… is obtained in the pure form.

A - Carbon

B - Potassium

C - Nitrogen

D - Water

Answer : A

Explanation

N/A

Q 7 - ………… is the main constituent of cement.

A - Silica

B - Limestone

C - Sandy clay

D - Aluminum

Answer : B

Explanation

Cement is a binder substance used in building construction.

Q 8 - Which among the following is used in making red glass?

A - Selenium

B - Chromium III oxide

C - Chromium III oxide

D - Chromium III oxide

Answer : A

Explanation

Copper I oxide is also used in making red glass.

Q 9 - Which among the following is used in weather indicator?

A - Argon

B - Helium

C - Neon

D - Hydrogen

Answer : B

Explanation

Helium is also used in balloon.

Q 10 - Consider the following statements:

1. Lead is a stable element.

2. Lead is used in writing.

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 11 - …………………... is used in photo-chromatic glasses.

A - Silver chloride

B - Silver iodide

C - Silver nitrate

D - Zinc oxide

Answer : A

Explanation

Chemical formula of silver chloride is AgCl.

Q 12 - Which among the following is used in preparing fire proof clothe?

A - Calcium hydride

B - Calcium carbide

C - Calcium carbonate

D - Sodium phosphate

Answer : A

Explanation

N/A

Q 13 - Which among the following is used in removing the hardness of water?

A - Nichrome

B - Chromium

C - Zeolite

D - Copper

Answer : C

Explanation

N/A

Q 14 - Nobelium (No) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : D

Explanation

Atomic number of Nobelium is 102.

Q 15 - Silver (Ag) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : C

Explanation

Atomic number of Silver is 47.

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 among the following gases is used in anesthetic in dental surgery?

A - Nitrogen

B - Acetylene

C - Neon

D - Nitrous oxide

Answer : D

Explanation

N/A

Q 18 - Which among the following elements has the maximum number of isotopes?

A - Tin

B - Xenon

C - Cadmium

D - Ruthenium

Answer : A

Explanation

Tin has eight stable isotopes.

Q 19 - Consider the following statements:

1. Electron was discovered by J. J. Thompson.

2. The name ‘electron’ is given by Rontgen.

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

The name electron is given by George Johnstone Stoney.

Q 20 - In reference to Modern periodic table, consider the following statements:

1. s-block elements are known as Alkali & Alkaline.

2. p-block elements are known as inert gas

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

chemistry_part1_online_quiz.htm
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