WBJEE 2018 Chemistry Solved Paper
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Question : 32 of 40
Marks:
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[X] + dil. H 2 S O 4
[Y] +K 2 C r 2 O 7 + H 2 S O 4
Then, [X] and [Y] are
[Y] +
Then, [X] and [Y] are
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