Pradeep's Chemistry Vol 1>Chapter 5 - States of Matter: Gases and Liquids>TEST YOUR GRIP>Q 8

EASY

11th CBSE

IMPORTANT

Earn 100

The density of gas $A$ is twice that of $B$ . Molecular mass of $A$ is half the molecular mass of $B$ . The ratio of the partial pressure of $A$ and $B$ is:

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Important Questions on States of Matter: Gases and Liquids

MEDIUM

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 5 - States of Matter: Gases and Liquids>TEST YOUR GRIP>Q 9

According to graham’s Law at a given temperature, the ratio of the rates of diffusion

r_{A} / r_{B}

of gases

A

and

B

is given by

MEDIUM

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 5 - States of Matter: Gases and Liquids>TEST YOUR GRIP>Q 10

Two gases A and B having the same volume diffuses through a porous partition in

20

and

10

seconds respectively. The molecular mass of A is

49 u

, molecular mass of B will be:

MEDIUM

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 5 - States of Matter: Gases and Liquids>TEST YOUR GRIP>Q 11

Which of the following pairs of gases will diffuse at the same rate through a porous plug?

MEDIUM

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 5 - States of Matter: Gases and Liquids>TEST YOUR GRIP>Q 12

The root mean square velocity of one mole of a monatomic gas having molar mass M is

U_{rms}

. The relation between the average kinetic energy

(E)

of the gas and

U_{rms}

is

MEDIUM

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 5 - States of Matter: Gases and Liquids>TEST YOUR GRIP>Q 13

The ratio of most probable velocity to the average velocity is

MEDIUM

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 5 - States of Matter: Gases and Liquids>TEST YOUR GRIP>Q 14

Which one of the following statement is NOT true about the effect of an increase in temperature on the distribution of molecular speeds in a gas?

MEDIUM

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 5 - States of Matter: Gases and Liquids>TEST YOUR GRIP>Q 15

The r.m.s. velocity of molecules of a gas of density

4 kg / m^{3}

and pressure

1.2 \times 10^{5} N / m^{2}

is

MEDIUM

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 5 - States of Matter: Gases and Liquids>TEST YOUR GRIP>Q 16

Dominance of strong repulsive force among the molecules of the gas (

Z =

compressibility factor)