Question

What is known as octet rule?

Answer 1

Answer:

The octet rule states that an atom tends to have eight electrons in its outermost valence shell by forming covalent bonds through gaining or losing electrons from its outermost shell. ... s-block and p-block elements obey octet rule except for hydrogen, helium, and lithium.

The octet rule dictates that atoms are most stable when their valence shells are filled with eight electrons. ... The octet rule is only applicable to the main group elements. The molecules of the halogens, oxygen, nitrogen, and carbon are known to obey the octet rule.

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