Question

4. Define the valency of an element. Calculate the valency of nitrogen in N205.​

Answer 1

Answer:

Valency

The combining capacity of an element is known as valency.

Nitrogen-3 valency.

Hope it helps

Answer 2

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The combining capacity of the atoms in a element is known as valency.

Valency of nitrogen in $N_2O_5$ is 3