(a) Draw the structure of an oxide of nitrogen where the oxidation state of nitrogen is +5.

(b) With the help of a balanced chemical equation, suggest what happens when white phosphorus reacts with NaOH solution in an inert atmosphere.



(a) An oxide of nitrogen where the oxidation state of nitrogen is +5 is N2O5.


n2o5.png


(b) Phosphine is obtained when white phosphorus reacts with NaOH solution in an inert atmosphere.


P4 + 3NaOH +3H2O PH3 + 3NaH2PO2


(Phosphine)


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