Consider the following reactions (unbalanced)
$Z n + H o t c o n c . H_{2} S O_{4} \to G + R + X$
$Z n + c o n c . N a O H \to T + Q$
$G + H_{2} S + {N H}_{4} O H \to Z (a p r e c i p i t a t e) + X + Y$
Choose the correct option(s).

Question

Consider the following reactions (unbalanced)

Z n + H o t c o n c . H_{2} S O_{4} \to G + R + X

Z n + c o n c . N a O H \to T + Q

G + H_{2} S + {N H}_{4} O H \to Z (a p r e c i p i t a t e) + X + Y

Choose the correct option(s).

Aicharya · Accepted Answer

$\begin{aligned} & \underset{\text { Zn }}{\mathrm{Zn}}+\underset{\text { conc. }}{\mathrm{H}_2 \mathrm{SO}_4} \longrightarrow \underset{(\mathrm{G})}{\mathrm{ZnSO}_4}+\underset{(\mathrm{R})}{\mathrm{SO}_2}+\underset{(\mathrm{X})}{\mathrm{H}_2 \mathrm{O}} \ & \underset{\text { conc. }}{\mathrm{Zn}}+\underset{(\mathrm{T})}{\mathrm{NaOH}} \longrightarrow \underset{(\mathrm{Q})}{\mathrm{Na}_2\left[\mathrm{ZnO}_2\right]}+\underset{2}{\mathrm{H}_2} \end{aligned}$ $\underset{\text { (G) }}{\mathrm{ZnSO}_4}+\underbrace{\mathrm{H}_2 \mathrm{~S}+\mathrm{NH}_4 \mathrm{OH}}_{\substack{\text { group-IV } \ \text { reagent }}}$ $\longrightarrow \underset{(\mathrm{Z})}{\mathrm{ZnS} \downarrow}+\underset{(\mathrm{Y})}{\left(\mathrm{NH}_4\right)_2 \mathrm{SO}_4}+\underset{(\mathrm{X})}{\mathrm{H}_2 \mathrm{C}}$ $\mathrm{SO}_2(\mathrm{R})$ is V-shaped. $\mathrm{Z} n \mathrm{~S}(\mathrm{Z})$ is dirty white gelatinous ppt. Bond order in $\mathrm{H}_2(\mathrm{Q})$ is 1

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