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Electrolysis and Electrolytes

Group I catio...

Question

Group I cations are precipitated as ________.

A

Nitrates

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B

Chlorides

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C

Carbonate

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D

Sulphides

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Solution

The correct option is B Chlorides
For the analysis of cations belonging to groups I-VI, the cations are precipitated from original solution by using the group reagents.
Group I reagent is dil.HCl.
Here, the group I cations like $P b^{2 +}$ precipitate as chlorides.

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