Question # 1

Elements are represented by chemical _________

Choose an answer

Abbreviation

Unit

Symbols

It can be represented

It is a triatomic molecule

Choose an answer

Sodium chloride

Water

Chalk

Glucose

Halogens with metals for

Choose an answer

Ionic bond

Covalent bond

Dative covalent bond

Metallic bond

Tyndall effect is due to:

Choose an answer

block of beam of light

non - scattering of beam of light

scattering of beam of light

passing through beam of light

4th & 5th consist of ________________ elements.

Choose an answer

8

18

32

infinite

Cu + 2AgNO3 -------> Cu(NO3) +2Ag. In this reaction reducing agent is:

Choose an answer

Cu

AgNO3

Cu(NO3)2

Ag

The lowest energy level is

Choose an answer

K

L

M

N

In a discharge tube, the pressure of a gas is kept at

Choose an answer

10-2 atm

10-4 atm

10-6 atm

10-8 atm

Spontaneous chemical reactions take place in:

Choose an answer

electrolytic cell

Galvanic cell

Nelson' s cell

downs cell

Carbon exists in ________________ allotropic forms.

Choose an answer

1

2

3

4

The reverse of evaporation is:

Choose an answer

Boiling

Diffusion

Condensation

Freezing

Protons carry _________ charge.

Choose an answer

+

_

No

Neutral

At ____________ °C water converts to ice.

Choose an answer

101°

100°

99°C

100.2°C

More Classes

Other Links

Chemistry 9th Class English Medium Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer