Question 21

Consider the following reactions (unbalanced)
Zn + hot conc.$$H_2SO_4 \rightarrow G + R + X$$
Zn + conc.$$NaOH \rightarrow T + Q$$
G + $$H_2S + NH_4OH \rightarrow Z$$ (a precipitate) + X + Y
Choose the correct option(s)

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