

MCQOPTIONS
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1. |
When \[S{{O}_{2}}\] is passed through acidified \[{{K}_{2}}C{{r}_{2}}{{O}_{7}}\] solution [CPMT 1989, 94] |
A. | The solution turns blue |
B. | The solution is decolourised |
C. | \[S{{O}_{2}}\] is reduced |
D. | Green \[C{{r}_{2}}{{(S{{O}_{4}})}_{3}}\] is formed |
Answer» E. | |