Question # 1

The gas used by animals to perform respiration.

Choose an answer

O₂

N₂

SO₂

Cl₂

Natural gas is 85% methane, It is used to make the follwing except.

Choose an answer

Carbon black

Ethane

Propane

Both b and c

The reaction in which the products can recombine to form reactants are called.

Choose an answer

Reversible reaction

Irreversible reaction

Decomposition

Addition

Alkalis react with ammonium salt to liberate.

Choose an answer

SO₂

CO₂

NH₃

H₂

Normaily rain water is weakly acidic because.

Choose an answer

SO₃

CO₂

CO₃

NO₂

Hook warm larvae enter the body through.

Choose an answer

Food

Water

Skin

All of them

The reaction goes from left to right , if:

Choose an answer

Qc = Kc

Qc > kc

Qc<Kc

Qc = 0

Blonde hair contains compounds of:

Choose an answer

molybdenum

iron

titanium

copper

Which colour of HI is ?

Choose an answer

Orange

Purple

Red

Colourless

Reaction which have comparable amount of reactants and products at equilibrium state have.

Choose an answer

Very small Kc value

Very large Kc value

Moderate Kc value

None of these

Monosaccharides consist of:

Choose an answer

2 to 6 carbon atoms

3 to 9 carbon atoms

4 to 10 carbon atoms

10 to 15 carbon atoms

Functional group of Alcohols is

Choose an answer

-COOH

-C=0

C-O-C

-OH

The layer above troposphere extend upto 50 kilometers called.

Choose an answer

Mesosphere

Hydrosphere

Stratosphere

Thermosphere

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