MCQ
When $S{O_2}$ is passed through acidified solution of ${H_2}S$
- A${H_2}S{O_4}$ is formed
- B${H_2}S{O_3}$ is formed
- ✓Sulphur is precipitated
- DNone of these
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$(I)$ $2HI(g) \rightleftharpoons {H_2}(g)\, + \,{I_2}(g)$
$(II)$ $2N{H_3}(g) \rightleftharpoons {N_2}(g)\, + \,3{H_2}(g)$
$(III)$ $2NO(g) \rightleftharpoons {N_2}(g)\, + \,{O_2}(g)$
$(IV)$ $PC{l_5}(g) \rightleftharpoons PC{l_3}(g)\, + \,C{l_2}(g)$
