Question # 1

________________ is the shortest period.

Choose an answer

6th

8th

2nd

1st

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

Which of the following does not affect solubility?

Choose an answer

Temperature

Pressure

Nature OF SOLVENT

Area

Which one of the following is the lightest metal?

Choose an answer

Calcium

Magnesium

Lithium

Sodium

Intermolecular forces are of three types and are collectively called ____________

Choose an answer

Nelson' forces

Vander Waal's forces

Neurons

Nil

Cathode rays are actually

Choose an answer

Electrons

Protons

Neutrons

Photons

Gases produced in Nelson's cell are:

Choose an answer

H₂ and O₂

H₂ and CI₂

H₂ and N₂

CI₂ and O₂

When temperature of water drops to ____________ °C it convert onto ice.

Choose an answer

0

-2

-1

1

The right most position in the periodic table is occupied by:

Choose an answer

Alkall metals

Alkaline earth metals

Translation metals

Noble gasses

The modern periodic table is based on:

Choose an answer

Atomic number

Mass number

Relative mass

Nil

In peroxides, the oxidation no. of O is

Choose an answer

+1

-1

+3

-3

The component of solution in larger amount is .

Choose an answer

Solute

Solvent

A & B

nIL

The number of periods is:

Choose an answer

6

7

8

9

More Classes

Other Links

9th Class Chemistry English Medium KPK Boards Online Mcqs 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