Question

FAST
13. Write the solubility product expression for AB type salt.​

Answer 1

Let us assume that s

1

,s

2

,s

3

represents the solubility of AB,AB

2

and A

3

B respectively.

The expression for s

1

is s

1

=

K

sp

Substitute values in the above expression,

s

1

=

4×10

−8

=2×10

−4

M

The expression for s

2

is s

2

=

3

4

K

sp

Substitute values in the above expression,

s

2

=

3

4

3.2×10−14

=2×10

−5

M

The expression for s

3

is s

3

=

4

27

K

sp

Substitute values in the above expression.

s

3

=

4

27

2.7×10

−15

=1×10

−4

M

The correct order is AB>A

3

B>AB

2

hope it's helpful