Sodium has one electron in its outermost shell, so its valency is ______?
Sodium has one electron in its outermost shell, so its valency is ______?
سوڈیم میں اس کے بیرونی خول میں ایک الیکٹران ہوتا ہے ، لہذا اس کی تندرستی ______ ہے؟
Explanation
Sodium (Na) has one electron in its outermost shell.
It donates this electron to achieve a stable configuration, so its valency is 1.