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Define valence of an atom.find out …

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Define valence of an atom.find out the valiancy of chlorine and magnesium.

Posted by Bijoy Krishna Debbarma 3 years, 5 months ago

CBSE > Class 09 > Science

2 answers

Md Ahsan Kamal 3 years, 5 months ago

Valence of an atom is defined as the no. Of atom present in their outermost shell. Valency; Chlorine= 2, 8, 7 = 8-7 = 1 Valency of Cl is 1. Magnesium= 2,8,2 So, Valency of Mg is 2.

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Raj Gupta 3 years, 5 months ago

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CBSE > Class 09 > Science