Question

What is the Valency of Oxygen and Sodium ?

only answer , no explanation !!​

Answer 1

Explanation:

Valency of Sodium (Na) 11 1

Valency of Oxygen 8 2

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Answer 2

$\huge\frak\pink{answer}$

The valency of oxygen is -2. This means oxygen needs to gain or share two electrons for stability.

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