Science, asked by whoisdiouf, 1 year ago

confirmation test for cd 2+​

Answers

Answered by Krishna637
0

Answer:

Explanation:

Confirmatory test for Cd(II): Take the second part and add potassium cyanide KCN solution drop by drop until the colour disappears, then add 1 ml more. Pass hydrogen sulphide H2S gas for 30 seconds. Yellow precipitate of CdS will be obtained.

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