WBJEE 2021 Physics and Chemistry Solved Paper
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CHEMISTRY
CATEGORY - I (Q41 to Q70)
Carry 1 mark each and only one option is correct. In case of incorrect answer or any combination of more than one answer, ¼ mark will be deducted.
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Question : 56 of 80
Marks:
+1,
-0
Indicate the products ( X ) ( Y )
N a 2 S + n S ( n = 1 − 8 ) → ( X )
N a 2 S O 3 + S → ( Y )
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