Physics, asked by jaiswalraju787, 8 months ago

An element 'X' has 3 electrons in
its third shell. State its electronic
configuration and valency - *

Answers

Answered by raviranjan2536

0

Answer:

valency is 3 because atomic number become 13 according to question

Answered by Abhishek1006

2

Answer:

Valancy is 3..

Element is aluminium.

electronic configuration is 1s2 2s2 2p6 3s2 3s*2..

I hope it's help you... mark me as brilliant...

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