Question # 1

Swimming pools are cleaned by the process.

Choose an answer

Chlorination

Hydrogenations

Saponification

None of them

Chemical formula for urea is:

Choose an answer

NH4CNO

NH4CH

NH2CONH2

NH4CI

Which is used to remove the grease stains from clothes?

Choose an answer

NaOH

KOH

Al(OH)₃

NH₄OH

At dynamic equilibrium state:

Choose an answer

Rate of forward reaction≠ Rate of reverse reaction

Rate of forward reaction > Rate of reverse reaction

Rate of forward reaction = Rate of reverse reaction

Rate of forward reaction < rate of reverse reaction

Which one of the following does ot contain protein

Choose an answer

Pulses

Potatoes

Beans

eggs

Which one of the following is not an air pollutants?

Choose an answer

Nitrogen

Carbon dioxide

Nitrogen oxide

Ozone

The color of Iodine is:

Choose an answer

Purple

Black

Red

Pink

What is pOH of 0.01 M solution of HCl?

Choose an answer

1

4

12

13

Which hydrocarbon has no effect on an aqueous solution of bromine.

Choose an answer

CH₄

C₁₀H₂₀

C₂H₂

C₂H₄

Potassium Ferrocyanide is a:

Choose an answer

Normal salt

Mixed salt

Complex salt

Double salt

How many atmospheric temperature increase every year due to accumulation of CO₂ in air.

Choose an answer

0.03 ^oC

0.05 ^oC

1^oC

2^oC

Water has a maximum density at 4 ^oC

Choose an answer

12 cm^-3

2 g cm^-3

1 g cm^-3

4 gcm^-3

A salt always

Choose an answer

Contain ions

Contains water of crystallization

Dissolves in water

Forms crystals which conduct electricity

More Classes

Other Links

10th 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