

MCQOPTIONS
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1. |
Which one of the following reactions does not involve either oxidation or reduction? |
A. | \[V{{O}^{+}}_{2}\to {{V}_{2}}{{O}_{3}}\] |
B. | \[Na\to N{{a}^{+}}\] |
C. | \[Cr{{O}^{2-}}_{4}\]\[\to C{{r}_{2}}{{O}_{7}}^{2-}\] |
D. | \[Z{{n}^{2+}}\to Zn\] |
Answer» D. \[Z{{n}^{2+}}\to Zn\] | |