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What is the colour of the precipitate ob...

What is the colour of the precipitate obtained in Potassium Ferrocyanide test for cadmium ions ?

A

Bluish white

B

Dirty white

C

Greenish white

D

White

Text Solution

Verified by Experts

The correct Answer is:
A
`Cd(NO_(3))_(2)+2CH_(3)COOHrarr (CH_(3)COO)_(2)Cd+2HNO_(3)`
`2(CH_(3)COO)_(2)Cd+K_(4)[Fe(CN)_(6)]rarr underset("bluish white ppt")(Cd_(2)[Fe(CN)_(6)])+4CH_(3)COOK`
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