1
MHT CET 2025 5th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the ionisation constant of $0.08 \mathrm{~mol} \mathrm{dm}{ }^{-3}$ of a monobasic acid having $\mathrm{pH}=2$.

A

$3531 \times 10^{-7}$

B

$2.081 \times 10^{-6}$

C

$3.456 \times 10^{-8}$

D

$1.25 \times 10^{-3}$

2
MHT CET 2025 26th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

The solubility product of salt $\mathrm{B}_2 \mathrm{~A}$ is $3.2 \times 10^{-11}$ at 298 K . What is solubility of the salt at same temperature?

A

$5.52 \times 10^{-5} \mathrm{~mol} \mathrm{dm}^{-3}$

B

$4.92 \times 10^{-4} \mathrm{~mol} \mathrm{dm}^{-3}$

C

$2.00 \times 10^{-4} \mathrm{~mol} \mathrm{dm}^{-3}$

D

$3.52 \times 10^{-5} \mathrm{~mol} \mathrm{dm}^{-3}$

3
MHT CET 2025 26th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following salts turns red litmus blue in its aqueous solution?

A

$\mathrm{CH}_3-\mathrm{COONa}$

B

$\mathrm{CuCl}_2$

C

KCl

D

KCl

4
MHT CET 2025 26th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is pH of weak dibasic acid, that is $2 \%$ dissociated in its M/100 solution at 298 K ?

A

1.6990

B

2.3979

C

3.3970

D

4.6990

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