

MCQOPTIONS
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1. |
Number of moles of \[{{K}_{2}}C{{r}_{2}}{{O}_{7}}\] reduced by one mole of \[S{{n}^{2+}}\] ions is [KCET 1996] |
A. | 1/3 |
B. | 3 |
C. | 1.6 |
D. | 6 |
Answer» B. 3 | |