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Form 3 Nitrogen and Its Compounds Questions and Answers

Dilute nitric (V) acid reacts with copper according to the equation;
$3CU_((s)$ + $8H^+(aq)$ + $2NO_3(aq)$ $rightarrow$ $3Cu^(+2)(aq)$ + 2NO(g) + $4H_2 O(l)$
(a) What is the oxidation number of nitrogen in
(i) $NO_3^-$
(ii) NO
(b) With respect to nitrogen, explain whether the above reaction is an oxidation or reduction process.

(4m 2s)

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