1.

A very wide range of oxidation states is shown by the elementA. `Sb`B. `As`C. `P`D. `N`

Answer» Correct Answer - 4
In the case of nitrogen , a very wide ranfe of oxidation state exisit as it can form compounds with less electronegative as well as more electronegative elements:
`-3` in `NH_(3), -2` in `N_(2)H_(4), -1 NH_(2)OH, 0` in `N_(2), +1` in `N_(2)O +2` in `NO, +3` in `HNO_(2), +4` in `NO_(2)` and `+5` in `HNO_(3)`


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