Chemistry Crash Course JEE Main>Chapter 12 - Equilibrium>Level 1>Q 37

EASY

JEE Main

IMPORTANT

Earn 100

For pure water at an unknown temperature, the $pH$ should always be equal to

43.4% studentsanswered this correctly

Important Questions on Equilibrium

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 12 - Equilibrium>Level 1>Q 38

The hydrogen-ion concentration in a weak acid

HA

of dissociation constant

K_{a}

and concentration

C

is nearly equal to:

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 12 - Equilibrium>Level 1>Q 39

The species present in a solution when

{CO}_{2}

is dissolved in water are:

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 12 - Equilibrium>Level 1>Q 40

In which of the following aqueous solutions is the degree of dissociation of water maximum?

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 12 - Equilibrium>Level 1>Q 41

x

and

y

moles/litre of

A

and

B

, respectively, were allowed to react,

A + 2 B ⇌ \frac{1}{2} C

. At equilibrium, the concentrations of

A, B

and

C

were found to be

4, 2

and

2

moles/litre, respectively.

x

and

y

are

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 12 - Equilibrium>Level 1>Q 42

Which of the following statements about buffer solutions is wrong?

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 12 - Equilibrium>Level 1>Q 43

In which of the following cases is the solution of

AgCl

unsaturated?

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 12 - Equilibrium>Level 1>Q 44

The degree of hydrolysis of a salt of a weak acid and a weak base in its

0.1 M

solution is found to be

50 %

. If the molarity of the solution is

0.2 M

, then the percentage hydrolysis of the salt should be

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 12 - Equilibrium>Level 1>Q 45

The process of hydrolysis is