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CGP EDU Academic Team
Published on: August 14, 2026
HgCl 2 and I 2 both when dissolved in water containing I – ions the pair of species formed is
Text Solution
Verified by ExpertsThe correct answer is:
C
I2 reacts with I — and maintains the following equilibrium.
I 2 + I —

Hg 2+ gives ppt of HgI 2 on reaction with but HgI 2 I — is soluble in solution of I —
Hg 2+ + 2I — ? HgI 2
HgI 2 + 2I —

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