General Science-Chemistry (CLAT General-Knowledge(GK)): Questions 19 - 28 of 45

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Question number: 19

» General Science » Chemistry

MCQ▾

Question

. Match the following

Particle Charge

A. -Particle 1. +2e

B. -Particle 2. - e

C. Neutron 3. Zero

D. Proton 4. + e

Choices

Choice (4) Response
a.

2 4 3 1

b.

1 2 3 4

c.

3 2 1 4

d.

4 3 2 1

Question number: 20

» General Science » Chemistry

MCQ▾

Question

Who among the following does not have a chemical element named after him?

Choices

Choice (4) Response
a.

Mendeleev

b.

Enrico Femi

c.

Albert Einstein

d.

Isaac Newton

Question number: 21

» General Science » Chemistry

MCQ▾

Question

Balloons are filled with

Choices

Choice (4) Response
a.

oxygen

b.

nitrogen

c.

argon

d.

Helium

Question number: 22

» General Science » Chemistry

MCQ▾

Question

The variety of coal in which the deposit contains recognizable traces of the original plant material is

Choices

Choice (4) Response
a.

Anthracite

b.

peat

c.

lignite

d.

bitumen

Question number: 23

» General Science » Chemistry

MCQ▾

Question

Laughing gas is

Choices

Choice (4) Response
a.

nitric oxide

b.

nitrous oxide

c.

nitrogen

d. All of the above

Question number: 24

» General Science » Chemistry

MCQ▾

Question

The average salinity of sea water is

Choices

Choice (4) Response
a.

2.5%

b.

2%

c.

3%

d.

3.5%

Question number: 25

» General Science » Chemistry

MCQ▾

Question

………. converts cooking oil into vegetable ghee.

Choices

Choice (4) Response
a.

Hydrogenation

b.

Crystallization

c.

Oxidation

d.

Reduction

Question number: 26

» General Science » Chemistry

MCQ▾

Question

the most malleable metal is

Choices

Choice (4) Response
a.

aluminum

b.

gold

c.

Silver

d.

sodium

Question number: 27

» General Science » Chemistry

MCQ▾

Question

Air is an/as

Choices

Choice (4) Response
a.

mixture

b.

element

c.

Compound

d.

electrolyte

Question number: 28

» General Science » Chemistry

Match List-Ⅰ List-Ⅱ▾

Question

Match the following
List-Ⅰ (Alloy) List-Ⅱ (Composition)

(A)

Brass

(i)

Copper, zinc, nickel

(B)

German silver

(ii)

Copper, tin

(C)

Bronze

(iii)

Copper, zinc

(D)

Type metal

(iv)

Lead, antimony, tin

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)
a.
  • (iii)
  • (ii)
  • (iv)
  • (i)
b.
  • (iii)
  • (i)
  • (ii)
  • (iv)
c.
  • (iv)
  • (i)
  • (iii)
  • (ii)
d.
  • (iii)
  • (iv)
  • (i)
  • (ii)

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