A) A colourless filtrate and a green residue
B) A yellow filtrate and a green residue
C) A yellow filtrate and a brown residue
D) A green filtrate and a brown residue
Correct Answer: C
Solution :
Yellow filtrate is due to chromate ions \[(CrO_{4}^{--})\] and green residue is due to \[Fe{{(OH)}_{2}}\].You need to login to perform this action.
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