Chemistry, asked by shatakshim212, 5 hours ago

What are the 3 rules of valency?

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Answered by asthajaipuriaschool

Answer:

This rule states that atoms of an element or chemicals have a tendency to obtain 8 electrons in their outermost orbit either by gaining or losing electrons in whatever form of compound it is present. ... When an atom donates these free electrons it has positive valency.

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