1.

Which one of the following species is stable in aqueous solution?

A. \[C{{r}^{2+}}\]
B. \[MnO_{4}^{-}\]
C. \[MnO_{4}^{3-}\]
D. \[C{{u}^{+}}\]
Answer» C. \[MnO_{4}^{3-}\]


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