Identification of Unknown Cobalt Compound (JEE … | ExamDuo
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Identification of cations
Medium
Identification of Unknown Cobalt Compound
Find the compound 'A' from the following reaction sequences.
SELECT ONE OPTION
A
ZnS
B
CoS
C
MnS
D
NiS
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![A\xrightarrow{{aqua - regia}}B\xrightarrow[{(2)AcOH}]{{(1)KN{O_2}|N{H_4}OH}}yellow\;ppt](https://d2lbh14zkcqlst.cloudfront.net/content_data/content_images/1739793385576023301.png)