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 - Curium (Cm) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : D

Explanation

Atomic number of Curium is 96.

Answer : A

Explanation

N/A

Q 3 - Consider the following statements:

1. Liquefied Petroleum Gas (LPG) is a mixture of hydrocarbons such as propane, butane, and pentane.

2. Because of low boiling point, LPG are stored under pressure to keep in a liquid 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 4 - Which one of the following is stored in Kerosene oil?

A - Zinc

B - Sulphur

C - Sodium

D - Silver

Answer : C

Explanation

Sodium is highly reactive; therefore, it is stored in kerosene oil.

Q 5 - …………… is a radioactive isotope of hydrogen.

A - Tritium

B - Duterium

C - Diproton

D - Plutonium

Answer : A

Explanation

Tritium consists of one proton, two neutrons, and one electron.

Q 6 - Which among the following minerals is the most abundantly found on the Earth’s surface?

A - Quartz

B - Feldspar

C - Bentonite

D - Gypsum

Answer : B

Explanation

After Feldspar, quartz is the most abundantly found mineral.

Q 7 - Potassium (K) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : A

Explanation

Atomic number of Potassium is 19.

Q 8 - …………… waves are used in sonography.

A - Light waves

B - Ultrasonic waves

C - Infra-red waves

D - Sound waves

Answer : B

Explanation

Sonography is a medical technique to see the internal body structures such as tendons, muscles, etc.

Q 9 - Because of cooking at high temperature, the content of vitamins of food …

A - Increases

B - Decreases

C - Remains same

D - First increases and then decreases

Answer : B

Explanation

N/A

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 - Consider the following statements:

1. Glass makes a soluble silicate in hydrofluoric acid.

2. Hydrofluoric acid cannot be stored in glass containers.

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 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. Cellulose is the main structure material of plants.

2. Starch is a reserve carbohydrate of many plants.

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 14 - Rhodium (Rh) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : C

Explanation

Atomic number of Rhodium is 45.

Q 15 - Which among the following is used in ice factory?

A - Carbon dioxide

B - Nitrous oxide

C - Water gas

D - Ammonia

Answer : D

Explanation

The chemical formula of ammonia is NH3.

Q 16 - Consider the following statements:

1. Neutron was discovered by James Chadwick.

2. Charge on neutron is zero.

Choose the correct answer from the code given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

N/A

Q 17 - Which one of the following is used in pencil?

A - Graphite

B - Black ash

C - Zinc

D - Charcoal

Answer : A

Explanation

Normally, pencil cores are manufactured of graphite mixed with a clay binder that leaves grey or black marks, which can be easily erased.

Q 18 - Sodium lauryl sulfate, used in shampoo, is obtained from …

A - Coconut oil

B - Petroleum oil

C - Sunflower oil

D - Rice husk

Answer : A

Explanation

N/A

Q 19 - Which among the following restrains ice to melt?

A - Gelatin

B - Calcium

C - Potassium

D - Chlorine

Answer : A

Explanation

Gelatin is also used in shampoos, face masks, and other cosmetics.

Q 20 - The theory of photon and quanta was defined by …

A - Thomson’s model

B - Rutherford’s model

C - Bohr’s model

D - Plank’s Quantum theory

Answer : D

Explanation

Planck firs proposed his model in 1900.


chemistry_part2_online_quiz.htm

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