1
MHT CET 2023 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Find $$[\mathrm{OH}]$$ if a monoacidic base is $$3 \%$$ ionised in its $$0.04 \mathrm{~M}$$ solution.

A
$$3.1 \times 10^{-2} \mathrm{~mol} \mathrm{~L}^{-1}$$
B
$$4.5 \times 10^{-3} \mathrm{~mol} \mathrm{~L}^{-1}$$
C
$$9.0 \times 10^{-2} \mathrm{~mol} \mathrm{~L}^{-1}$$
D
$$1.2 \times 10^{-3} \mathrm{~mol} \mathrm{~L}^{-1}$$
2
MHT CET 2023 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate $$\Delta \mathrm{G}^{\circ}$$ for the reaction $$\mathrm{Mg}_{(\mathrm{s})}+\mathrm{Sn}_{(\mathrm{aq})}^{++} \longrightarrow \mathrm{Mg}_{(\mathrm{aq})}^{++}+\mathrm{Sn}_{(\mathrm{s})}$$ if $$\mathrm{E}_{\text {cell }}^0$$ is $$2.23 \mathrm{~V}$$.

A
$$-430.4 \mathrm{~kJ}$$
B
$$215.2 \mathrm{~kJ}$$
C
$$645.6 \mathrm{~kJ}$$
D
$$-860.8 \mathrm{~kJ}$$
3
MHT CET 2023 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If lattice enthalpy and hydration enthalpy of $$\mathrm{KCl}$$ are $$699 \mathrm{~kJ} \mathrm{~mol}^{-1}$$ and $$-681.8 \mathrm{~kJ} \mathrm{~mol}^{-1}$$ respectively. What is the enthalpy of solution of $$\mathrm{KCl}$$ ?

A
$$8.20 \mathrm{~kJ} \mathrm{~mol}^{-1}$$
B
$$10.25 \mathrm{~kJ} \mathrm{~mol}^{-1}$$
C
$$13.80 \mathrm{~kJ} \mathrm{~mol}^{-1}$$
D
$$17.20 \mathrm{~kJ} \mathrm{~mol}^{-1}$$
4
MHT CET 2023 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following compounds does NOT undergo Williamson's synthesis?

A
$$\mathrm{C}_2 \mathrm{H}_5-\mathrm{Cl}$$
B
MHT CET 2023 12th May Morning Shift Chemistry - Haloalkanes and Haloarenes Question 67 English Option 2
C
$$\mathrm{C}_6 \mathrm{H}_5-\mathrm{Cl}$$
D
$$\mathrm{CH}_3-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{Cl}$$
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