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Electrophile

When H2S is...

Question

When $H_{2} S$ is passed through $H g_{2}^{2 +}$ , we get:

H g S

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H g S + H g_{2} S

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H g S + H g

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H g_{2} S

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Solution

The correct option is B $H g S + H g$
$H g_{2}^{2 +}$ + $H_{2} S$ $\to$ $H g S$ + $H g$ + $2 H^{+}$
It is a disproportionation reaction.
Option C is correct.

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