Solution: What are the observed periodic trends in electron affinity? Check all that apply.a. For main-group elements, electron affinity generally becomes more negative as you move to the right across a rowb. F

What are the observed periodic trends in electron affinity? Check all that apply.

a. For main-group elements, electron affinity generally becomes more negative as you move to the right across a row

b. For main-group elements, electron affinity generally becomes more positive as you move to the right across a row

c. There is not a corresponding trend in electron affinity going right across a row

d. For main-group elements, electron affinity generally becomes more negative as you move down a column

e. For main-group elements, electron affinity generally becomes more positive as you move down a column

f. There is not a corresponding trend in electron affinity going down a column