Question # 1

Which gas is produce by the electrical lightening of air.

Choose an answer

NO

SO₂

SO₃

CO₂

In chemical reaction , the substances that combine are called.

Choose an answer

Reactants

Products

Equlibrium

Numerator

Which one contains triple covalent bond?

Choose an answer

Pentane

Ethylene

Acetylene

All

The major components of Atmosphere are:

Choose an answer

Carbon and Nitrogen

Nitrogen and Oxygen

Oxygen and Chlorine

None of these

Bond energy of C-C is.

Choose an answer

200 KJmol^-1

452 KJmol^-1

300 KJmol^-1

355 KJmol^-1

Which is not a reducing sugar?

Choose an answer

Glucose

Fructorse

Cellulose

All of them

Boiling point of water is:

Choose an answer

0^oC

25^oC

80^oC

100^oC

At the time of partition, How many industries wee present in Pakistan.

Choose an answer

30

32

34

40

The green house effect is proportional to the amount of which gas in air.

Choose an answer

CO₂

O₂

N₂

All of them

Ozone is formed in:

Choose an answer

Troposphere

Stratosphere

Mesosphere

Thermosphere

The ability of carbon atoms to form chains is called.

Choose an answer

Isomerism

Catenation

Resonance

Condensation

Formula of Decane is.

Choose an answer

C₁₀H₂₀

C₁₀H₂₂

C₁₀ H₄

C₁₀H₁₆

Urea is nitrogenous fertilizer. It consist of nitrogen.

Choose an answer

26.6 %

36.6%

46.6%

56.6%

More Classes

Other Links

Chemistry 10th 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