Chemistry, asked by lolz4737, 1 year ago

Four elements A,B,C,D have atomic numbers 12,13,14,15 respectively- what is thvalency of B?

Answers

Answered by 118pawarchaitaliu

2

element b has atomic nuber 13 its electronic configuration is 1s2 2s2 2p6 3s2 3p1 . the valency of atom b is 3

Answered by nehasharmasharma2469

1

A/c to Pauli's principle it should be 1.

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