Question # 1

Which of the following property of liquids concern with the interval resistance to its flow.

Choose an answer

Refractive inded

Viscosity

Optical activity

Dipole moment

The blue colour of CuSO4 disappears on adding Zn granules to it . it is because of .

Choose an answer

Oxidation of Cu atom

Oxidation of Zn²⁺

Oxidation Cu²⁺

Oxidation of Zn²⁺

The dimensions for first order rate constant are.

Choose an answer

s-1

s mol-1

mol-1 s-1

s

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

Which of the following makes the motion of perpetual motion machine a physical impossibility.

Choose an answer

First law of thermodynamics

Second law of thermodynamics

Third law of thermodynamics

The Boltzmann law

Which of the following statements is not true with reference to ionic conductors.

Choose an answer

Ionic conductance is due to movement of the ions

It involves the transfer of matter

It involves oxidation reduction reactions

It decreases with rise in temperature.

The branch of chemistry dealing with the study of reactions in the Uv visible region of the spectrum in known as.

Choose an answer

Kinetics

Photo chemistry

Surface chemistry

Catalysis

Which of the following molecules have centre of symmetry.

Choose an answer

H2O

HCl

CO2

H2SO4

The emission of light in a biological reaction in known as.

Choose an answer

Fluorencence

Phosphoreacence

Biolumineacence

Phtolysis

Brass is an alloy of

Choose an answer

Copper and tin

Copper and zinc

Aluminium and nickel

Leed and tin

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

Choose an answer

Molality

Formality

Normality

Molarity

Which of the following process always involve the decrease in oxidation number.

Choose an answer

Hydrolysis

Elecomposition

Oxidation

Reduction

The value of an Einstein

Choose an answer

Is independent of wavelength

Decrease with increase in wavelength

Increase with increase in wavelength

Depends on the temperature of the absorbing system

How much amount of NaOH is required to prepare 100 mL of 1 N solution.

Choose an answer

80 g

4 g

40 g

zero

If 20 ml of 0.5 N salt solution is diluted in one litre. what is the new concentration.

Choose an answer

0.01 N

0.001 N

1 N

10 N

The number of coordinates required to specify the position of all the atoms in a molecule is called number of degree of freedom. The vibration degrees of freedom of a linear molecule containing N atoms are

Choose an answer

2N-5

2N -6

3N -5

N-6

The maximum number of electrons in s,p,d and f sub shells are.

Choose an answer

2 in each

2, 6, 10, 18

2,6 ,10,14

5 in each

Ethylene belongs to.

Choose an answer

C_2v group

D_2h group

C₂ group

D_ah group

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