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 - Phosphorus (P) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : B

Explanation

Atomic number of Phosphorus is 15.

Answer : C

Explanation

Electromagnetic waves can travel through the vacuum of outer space.

Q 3 - Chemical formula of Bleaching powder is …

A - CaCl(OCl)4.H2O

B - CaCl(OCl)6.H2O

C - CaCl(OCl)4.H4O

D - Ca2Cl(OCl)4.H2O

Answer : A

Explanation

Bleaching powder consists of calcium, chlorine, and oxygen.

Q 4 - Consider the following statements:

1. Salt is a general term applied to the product of all such acid-base reactions.

2. Sodium chloride is the common table salt used for the seasoning of food.

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

The chemical formula of Sodium chloride is NaCl.

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 - The number of groups in the modern periodic table is …

A - 21

B - 18

C - 13

D - 11

Answer : B

Explanation

N/A

Q 7 - Consider the following statements:

1. Sulpha drugs are the alternatives of antibiotics.

2. Hydrated magnesium sulphate is used in medicines to empty bowels.

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 8 - Which among the following is not a noble metal?

A - Ir

B - Hg

C - Po

D - Pd

Answer : C

Explanation

Po, which is Polonium, is not a noble metal.

Q 9 - When cream is separated from the milk, then its density …

A - Increases

B - Decreases

C - Remains same

D - First increases and then decreases

Answer : A

Explanation

N/A

Q 10 - Antimony (Sb) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : B

Explanation

Atomic number of Antimony is 51.

Q 11 - Astatine (At) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : B

Explanation

Atomic number of Astatine is 85.

Answer : D

Explanation

Wilson disease occurs when excessive copper gets deposited in the liver, brain, and in some other tissues.

Q 13 - Which among the following is also known as hydrolith?

A - Calcium hydride

B - Calcium carbide

C - Calcium carbonate

D - Sodium phosphate

Answer : A

Explanation

The chemical formula of calcium hydride is CaH2.

Q 14 - …………. converts blue litmus paper into red.

A - Base

B - Acid

C - Salt solution

D - Simple water

Answer : B

Explanation

Litmus is water soluble mixture.

Q 15 - Which among the following is used as fuel for lighters?

A - Helium

B - Propane

C - Butane

D - Radon

Answer : C

Explanation

Butane is also used as domestic fuel.

Q 16 - Consider the following statements:

1. Lead and tin are used as fuse wire.

2. Lead pipe is not used in supplying drinking water, as it forms poisonous lead hydroxide.

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 - Promethium (Pm) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : D

Explanation

Atomic number of Promethium is 61.

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 - In order to decrease the basicity of soil ……………………… is used.

A - Gypsum

B - Potash

C - Nitrogen

D - Calcium

Answer : A

Explanation

N/A

Q 20 - Ytterbium (Yb) is an element of …

A - s block

B - p block

C - d block

D - f block

Answer : D

Explanation

Atomic number of Ytterbium is 70.


chemistry_part2_online_quiz.htm

Advertisements