Question # 1

Chromatography in which stationary phase is a solid is called.

Choose an answer

Partition chromatography

Paper chromatography

High pressure liquid chromatography

Adsorption chromatography

"The components of which mixture can be separated by filtration".

Choose an answer

NaCl and CaCl2

Calcium carbonate and NaCl

Blue and green inks

Sand and naphthalene

The volume occupied by 1.4 g of N2 at S.T.P is

Choose an answer

2.24 dm3

22.4 dm3

1.12 dm3

112 cm3

The rate of diffusion of a gas of molar mass 72 as compared to H2 will be.

Choose an answer

1/6 times

1.4 times

6 times

same

18 g of glucose is dissolved in 90 g of water. The relative lowering of vapour pressure is equal to

Choose an answer

1/5

5.1

1/51

6

Which pair of molecule have Debye forces in them

Choose an answer

Ar and Ar

Argon and water

Na+ ions and water

water and water

Some impurities of MgCl2 are present in NaCl which separation technique can be used to separate the impurities.

Choose an answer

Filtration

Crystallization

Common ion effect

Chromatography

In mass spectrometry, ions are separated on the basis of.

Choose an answer

Masses only

Charge only

Change to mass ratio

Mass to charge ratio

Gas molecules show more deviation from ideal behaviour at high pressure because.

Choose an answer

Velocity of molecules increases

Velocity of molecules decreases

Force of attraction between molecules increases

Force of collision per unit area increases

What is the mass of aluminium is 204 g of the aluminum oxide Al2O3.

Choose an answer

26 g

27 g

54 g

108 g

Node is a surface on which probability of finding electron is

Choose an answer

Zero

More than 95%

50%

Infinite

The voltage Nickel Cadmium cell is

Choose an answer

1 V

1.2 V

1.4 V

1.6 V

After 3 half lives of a chemical reaction, the % fraction of the amount left is

Choose an answer

6.25

75

12.5

50

The rate of reaction

Choose an answer

Increase as the reaction proceeds

Decreases as the reaction proceeds

Remains the same as the reactions proceeds

May decrease or increase as the reaction proceeds

Which is not decay product of free neutron

Choose an answer

Proton

Electron

Neutron

Antineutrino

If four moles of sulphur dioxide are oxidized to sulphur trioxide, how many moles of oxygen are needed.

Choose an answer

0.5

1.0

1.5

2.0

The molar volume of CO₂is maximum at

Choose an answer

STP (0°C and 1 atm)

127° C and 1 atm

0°C and 2 atm

273°C and 2 atm

______ Molecule has zero dipole moment.

Choose an answer

CO

H2S

SO2

CH4

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