1
MHT CET 2023 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify '$$\mathrm{A}$$' and '$$\mathrm{B}$$' in the following reaction.

$$\mathrm{CH}_3 \mathrm{Br} \stackrel{\mathrm{AgNO}_2}{\longrightarrow} \mathrm{A} \stackrel{\mathrm{Sn} / \mathrm{HCl}}{\longrightarrow} \mathrm{B}$$

A
$$\mathrm{CH}_3 \mathrm{NO}_2$$ and $$\mathrm{CH}_3 \mathrm{Cl}$$
B
$$\mathrm{CH}_3 \mathrm{NO}_2$$ and $$\mathrm{CH}_3 \mathrm{NH}_2$$
C
$$\mathrm{CH}_3 \mathrm{NH}_2$$ and $$\mathrm{CH}_3 \mathrm{Cl}$$
D
$$\mathrm{CH}_3 \mathrm{NH}_2$$ and $$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{NO}_2$$
2
MHT CET 2023 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the molar mass of metal having density $$9.3 \mathrm{~g} \mathrm{~cm}^{-3}$$ that forms simple cubic unit cell. $$\left[\mathrm{a}^3 \cdot \mathrm{N}_{\mathrm{A}}=22.6 \mathrm{~cm}^3 \mathrm{~mol}^{-1}\right]$$

A
$$210.2 \mathrm{~g} \mathrm{~mol}^{-1}$$
B
$$105.3 \mathrm{~g} \mathrm{~mol}^{-1}$$
C
$$52.6 \mathrm{~g} \mathrm{~mol}^{-1}$$
D
$$70.2 \mathrm{~g} \mathrm{~mol}^{-1}$$
3
MHT CET 2023 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the $$\mathrm{E}_{\text {cell }}^{\circ}$$ for $$\mathrm{Zn}_{(\mathrm{s})}\left|\mathrm{Zn}_{(\mathrm{IM})}^{++}\right|\left|\mathrm{Cd}_{(\mathrm{IM})}^{++}\right| \mathrm{Cd}_{(\mathrm{s})}$$ at $$25^{\circ} \mathrm{C}\left[\mathrm{E}_{\mathrm{Zn}}^0=-0.763 \mathrm{~V} ; \mathrm{E}_{\mathrm{Cd}}^{\circ}=-0.403 \mathrm{~V}\right]$$

A
$$0.36 \mathrm{~V}$$
B
$$1.17 \mathrm{~V}$$
C
$$-0.36 \mathrm{~V}$$
D
$$-1.17 \mathrm{~V}$$
4
MHT CET 2023 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the work done during oxidation of 4 moles of $$\mathrm{SO}_{2(\mathrm{~g})}$$ to $$\mathrm{SO}_{3(\mathrm{~g})}$$ at $$27^{\circ} \mathrm{C}$$?

$$\left(\mathrm{R}=8.314 \mathrm{~J} \mathrm{~K}^{-1(\mathrm{~g})} \mathrm{mol}^{-1}\right)$$

A
$$4.988 \mathrm{~kJ}$$
B
$$-1.125 \mathrm{~kJ}$$
C
$$3.234 \mathrm{~kJ}$$
D
$$-4.988 \mathrm{~kJ}$$
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