2.5 Explaining trends

Question 1

Why do atoms get larger going down any group?

Answer 1

Because the number of shells occupied by electrons increases (by 1 electron shell every period)

Question 2

Do larger atoms lose or gain electrons more easily Going down a group

Answer 2

Lose

Question 3

Why do large atoms lose electrons more easily going down the group?

Answer 3

• Because the outer electrons are further away from the attractive force of the nucleus

Question 4

Does the amount of protons get larger or smaller going down the group

Answer 4

Larger

Question 5

Does reactivity increase or decrease going down group 1

Answer 5

It increases

Question 6

Does reactivity increase or decrease going down group 7

Answer 6

Decreases