

MCQOPTIONS
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1. |
How many moles of \[{{K}_{2}}C{{r}_{2}}{{O}_{7}}\] can be reduced by 1 mole of \[S{{n}^{2+}}\] [MP PMT 2003] |
A. | 1/3 |
B. | 1/6 |
C. | 2/3 |
D. | 1 |
Answer» B. 1/6 | |