1
MHT CET 2023 14th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The solubility product of $$\mathrm{PbCl}_2$$ at $$298 \mathrm{~K}$$ is $$3.2 \times 10^{-5}$$. What is its solubility in $$\mathrm{mol} \mathrm{dm}{ }^{-3}$$ ?

A
$$8 \times 10^{-6}$$
B
$$2 \times 10^{-2}$$
C
$$5.6 \times 10^{-3}$$
D
$$5.0 \times 10^{-2}$$
2
MHT CET 2023 14th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify base$$_2$$ for following equation according to Bronsted-Lowry theory.

$$\mathrm{HCl}_{(\mathrm{aq})}+\mathrm{H}_2 \mathrm{O}_{(l)} \rightleftharpoons \mathrm{H}_3 \mathrm{O}_{(\mathrm{aq})}^{+}+\mathrm{Cl}_{(\mathrm{aq})}^{-}$$

A
$$\mathrm{H}_3 \mathrm{O}_{(\mathrm{aq})}^{+}$$
B
$$\mathrm{H}_2 \mathrm{O}_{(l)}$$
C
$$\mathrm{Cl}_{(\mathrm{aq})}^{-}$$
D
$$\mathrm{HCl}_{(\mathrm{aq})}$$
3
MHT CET 2023 14th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

An organic monobasic acid has dissociation constant $$2.25 \times 10^{-6}$$. What is percent dissociation in its $$0.01 \mathrm{~M}$$ solution?

A
1.5%
B
15%
C
5%
D
0.5%
4
MHT CET 2023 14th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the $$\mathrm{pH}$$ of $$0.01 \mathrm{~M}$$ strong dibasic acid.

A
5.5
B
2.5
C
2.0
D
1.7
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