1.

Statement 1 `:` When KI is added to `HgCl_(2)`, a scarlet red ppt comes which dissolves in excess KI because Statement 2 `: HgCl_(2)` reacts with KI to form scarlet red coloured ppt. of `HgI_(2)` which further reacts with excess KI to produce `K_(2)HgI_(4)` a soluble complex.

Answer» Correct Answer - A
`HgCl_(2)+2KI rarr underset(("Scarlet red ppt."))(HgI_(2)darr)+2KCl`
`underset(("Colourless soluble complex"))(HgI_(2)+2KI rarrK_(2)HgI_(4))`


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