How do you give the sum of valence electrons for all atoms?

Author Question: How do you give the sum of valence electrons for all atoms? (Read 1109 times)

abarnes

Hero Member
Posts: 556

on: Sep 21, 2013

I need help with giving the sum of valence electrons for all atoms and I was wondering how to do it.
Thanks if anyone could help!

leilurhhh

Hero Member
Posts: 560

Reply #1 on: Sep 21, 2013

column 1A has 1 valence e- ; add one each step on your journey to the right hand side

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