state the general period and group trends among main-group elements?

J

Jackie A

New member
state the general period and group trends among main-group elements with respect of the following properties:
a. atomic radii
b. first ionization energy
c. electron affinity
d. ionic radii
e. electronegativity


Please help me. ive been trying to figure this out but its not working and i dont even really know what the question is asking.
 
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