1
MHT CET 2026 11th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
Which of the following aqueous solution of salt have $pH < 7$ at $298$ K?
A
$\text{KNO}_3$
B
$\text{Na}_2\text{CO}_3$
C
$\text{CH}_3\text{COONH}_4$
D
$\text{CuCl}_2$
2
MHT CET 2026 11th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
What happens when solid $\text{Na}_2\text{CO}_3$ dissolved in water?
A
an increase in $[\text{OH}^-]$
B
no change in pH
C
an increase in $[\text{H}^+]$ ions
D
turns blue litmus red.
3
MHT CET 2026 11th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
What happens when $\text{CuSO}_4$ is dissolved in water?
Identify correct statements from the following
A
Anion of the salt react with water.
B
Its solution will turn red litmus into blue.
C
The pH of the solution will be less than $7$.
D
The $\text{CuSO}_4$ will not undergo hydrolysis reaction.
4
MHT CET 2025 5th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify conjugate acid and conjugate base for $\mathrm{HCO}_3^{-}$ion respectively

A

$\mathrm{CO}_3^{2-}$ and $\mathrm{H}_2 \mathrm{CO}_3$

B

$\quad \mathrm{H}_2 \mathrm{CO}_3$ and $\mathrm{CO}_2$

C

$\quad \mathrm{CO}_2$ and $\mathrm{H}_2 \mathrm{CO}_3$

D

$\quad \mathrm{H}_2 \mathrm{CO}_3$ and $\mathrm{CO}_3^{2-}$

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