Question

What happens to number of valence electrons in
atoms of elements as we go down a group of the periodic
table ?​

Answer 1

Answer:

Explanation:What happens to the number of valence electrons as you go across a period? Number of valence electrons increases. ... Decreases as you go down a group because electrons are close to the nucleus in smaller atoms making the attraction stronger.

Answer 2

Answer:

Number of valence electrons increases. ... Decreases as you go down a group because electrons are close to the nucleus in smaller atoms making the attraction stronger.