Question

what is octat rule tell me that

Answer 1

The octet rule is a chemical rule of thumb that reflects observation that atoms of main-group elements tend to combine in such a way that each atom has eight electrons in its valence shell, giving it the same electron configuration as a noble gas.

Answer 2

The octect rule means if two or more atoms are bonded then each of the atoms should have complete octect....
Hope this helps you.....