Question # 1

The flow of solvent into a solution when two are separated by a semi -permeable membrane is called.

Choose an answer

Mixing

Effusion

Diffusion

Osmosis

The number of mole of the solute dissolved per dm3 of the solution is called.

Choose an answer

Molality

Formality

Normality

Molarity

An equilibrium the free energy change delta F for a reaction is.

Choose an answer

Maximum

Minimum

Zero

Negative

Which of the following solutions of sulphuric acid will exactly neutralize 25 mL. of 0.2 M NaOH

Choose an answer

12.5 mL of 0.1 M solution

24 mL OF 0.1 m Solution

50 mL of 0.1 M solution

None of the above

An emulsifier is an agents which

Choose an answer

Stabilizes an emulsion

Homgeneises and emulsion

Causes coagulation of an emulsion

Helps in the formation of an emulsion

Any property whose magnitude is independent of the amount of substance present is called a/an

Choose an answer

Extensive property

Colligative property

Structural propety

Intensive property

Which of the following properties are not related to an atom.

Choose an answer

An atom consists of two basic parts , a nucleus and one or more electons.

The nucleus is the central core of an atom

An electron is a heavy and negatively charged particle.

The nucleus itself consiste of two particles.

The law which relates the solubility of a gas to its pressure is called.

Choose an answer

Raoult's law

Nernst law

Ostwald's law

Hennery's law

Which of the following type of lattice has maximum numb of atoms per unit cell.

Choose an answer

Simple cubic

Body centred cubic

Face centred cubic

All of them

The conductance of 1 cm3 of an electrolytes solution is called its.

Choose an answer

Specific resistance

Specific conductance

Molar conductance

Equivalent conductance

Retarded reaction are those

Choose an answer

In which the rate of the reaction is independent of pressure

In which products are strongly adsorbed on the surface of the solid catalyst

Which are reversible under all conditions

For which G is positive

The maximum degree of freedom for a pure substance under equilibrium constitutions is

Choose an answer

1

2

3

zero

The isotonic nucleotide X and Y have mass numbers 35 and 37 respectively if the atomic number of X is 17 the atomic number of Y will be.

Choose an answer

15

17

19

18

A system which can exchange energy as well as natter with its surrounding is said to be a/an

Choose an answer

Closed system

Inert system

Open system

All of above

The particle would be stationary in a lattice only at.

Choose an answer

273 K

0 K

298 K

373 K

The rate constant for 3rd order reaction has the dimentions of.

Choose an answer

mol-2 s-1

I2 mol-2 s-1

mol I -1 s-1

I-1 mol -1 s-1

The Langmuir theory of unimolecular adsorption is generally valid at.

Choose an answer

Low pressures and low temperature

Low pressures and high temperature

High pressures and low temperature

High pressure and high temperature

According to Henry's Law. the mole fraction of a gas (x) dissolved in a solvent is related to the pressure of the gas.

Choose an answer

x = k/p

x = p/k

x = k

p = k/x

The height to which a liquid will rise in an open capillary tube is inversely proportional to.

Choose an answer

Temperature of the liquid

Surface tension

Density of the liquid

Air pressure

All cycle engines working reversibly between same temperature of source and sink have the same efficiency This is the statement for the.

Choose an answer

Carnot cycle

Carnot theorem

Narnst theorem

Second law of thermodynamics

The vibration degrees of freedom for a linear and non liner poly atomic molecule of seven atoms each an respectively

Choose an answer

30 and 29

30 and 32

28 and 29

None of above

More Classes

Other Links

PPSC Chemistry Part I Physical Chemistry 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

Choose an answer

Choose an answer

Choose an answer