Analytical ChemistryHard
Question
Hg2I2↓ (green) 
products
Which of the following statement is correct with respect to the products ?
productsWhich of the following statement is correct with respect to the products ?
Options
A.Black precipitate of mercury(I) oxide is formed.
B.Violet colour gas is evolved.
C.Red precipitate of HgI2 is formed.
D.Mercury is obtained
Solution
Hg2I2↓ (green) 
HgI2↓ (red) + Hg
Disproportionation reaction occurs.
HgI2↓ (red) + HgDisproportionation reaction occurs.
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