Question

The valency of nitrogen in ammonia (NH3) is
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Answer 1

Answer:

3

Explanation:

Ammonia which is NH 3 , One atom of nitrogen combines with 3 atoms of hydrogen. The valency of nitrogen is 3 because it needs 3 atoms of hydrogen to form ammonia. Magnesium has valency equal to 2 + because the electronic configuration of Mg is [2,8,2].

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