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What do you notice about the number of energy levels or shells as you move down a group or column in the periodic table?

What do you notice about the number of energy levels or shells as you move down a group or column in the periodic table?
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What do you notice about the number of energy levels or shells as you move down a group or column in the

periodic table?

asked
User Ravneet
by
8.2k points

1 Answer

5 votes
Answer: The number of valence electrons increases by one as you move across each column.
answered
User Steve Siebert
by
8.3k points
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