

MCQOPTIONS
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1. |
When \[S{{n}^{2+}}\]changes to \[S{{n}^{4+}}\]in a reaction [CPMT 1981] |
A. | It loses two electrons |
B. | It gains two electrons |
C. | It loses two protons |
D. | It gains two protons |
Answer» B. It gains two electrons | |