Question # 1

At equilibrium stage of chemical reaction

Choose an answer

The concentration of reaction is equal to concentration of products

The rate constant of forward reaction is equal to rate constant of backward reaction

The rate of forward reaction is equal rate of backward reaction

The energy of activation of forward step is equal to energy of activation of backward step

The value of pH and P^oHof pure water at 25° C is

Choose an answer

14

7

1 x 10^-14

1 x 10¹⁴

The paper at which separation of solute have been taken place is called.

Choose an answer

Retardation factor

Chromatogram

Base line

Solvent front

The drying agents used in desiccator is.

Choose an answer

BeCl2

MgCl2

CaCl2

SrCl2

Which of the following will have highest rate of diffusion

Choose an answer

O2

CO2

NH3

SO2

In gas occupies a volume of 2 dm³at 27°C and I atm pressure. The expression for its volume at S.T.P. is

Choose an answer

Butter is solution of

Choose an answer

Liquid in liquid

Solid and liquid

Liquid and solid

Liquid and gas

The number of H2O molecules in 9 grams of ice is

Choose an answer

3.01 x 10²³

6.02 x 10²³

6.02 x 10⁸

12.04 x 10²³

One mole of CH₃OH and one mole of C₂H₅OH have

Choose an answer

Equal number of atoms

Equal number of molecules

Equal number of electrons

Equal number of protons

The born Haber cycle is the best application of law.

Choose an answer

Boyle's

Dalton's

Hess's

Graham's

Which molecules is 100% covalent

Choose an answer

H2

H2O

HF

NH3

A solution of glucose is 10% to volume in which 1 g mole of it is dissolved will be

Choose an answer

1 dm³

1.8 dm³

200 cm³

900 cm³

When one mole of each of the following is completely burned in oxygen, which gives the largest mass of carbon dioxide.

Choose an answer

Diamond

C2H6

Methane

CO2

______ Molecule has zero dipole moment.

Choose an answer

CO

H2S

SO2

CH4

In silver oxide battery, anode is made of.

Choose an answer

Zinc

Copper

Lead

Graphite

Under which conditions of temperature and pressure will a real gas behave most like an ideal gas.

Choose an answer

Low temperature and how pressure

High temperature and high pressure

Low temperature and high pressure

High temperature and low pressure

In Al2O3, the ratio between the ions is

Choose an answer

1 :2

2:1

2:3

3:2

12.04 x 10²³atoms of nitrogen gas is equal to.

Choose an answer

1 mol

2 mol

3 mol

4 mol

More Classes

Other Links

Chemistry Fsc Part 1 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

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer