Home
Class 12
CHEMISTRY
In group III analysis, buffer used to pr...

In group III analysis, buffer used to precipitate cations as hydroxide is

A

`NH_4Cl+NH_4OH`

B

`HCO_3^-+ CO_2`

C

`CH_3COOH+ CH_3COONa`

D

`C_6H_5COOH+ C_6h_5COONa`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

H_(2)S is passed through the solution in an acididc medium to precipitate the sulphides of group II cations, but in an alkaline medium to precipitate the sulphides of group IV cations because:

In group separation, before precipitating out group III metal ions as hydroxides, it is necessary to boil then solution of the salt mixture with a few drops of concentrated HNO_(3) is treated. This is done to convert:

In the third group of qualitive analysis, the precipitating reagent is NH_(4)CI//NH_(4)OH . The function of NH_(4)CI is to

In qualitative analysis of group I radicals, a white precipitate is formed which is insoluble in boiling water but when treated with NH_4 OH it turns black. The precipitate may be