Study the table below which shows the atomic radii and first ionization energy of period 3 elements then answer the following questions. Hint: Increases, Decreases, Remains Constant
Element
Na
Mg
Al
Si
P
S
Cl
Ar
Atomic radius(nm)
0.154
0.145
0.130
0.118
0.110
0.102
0.099
0.190
First Ionization Energy
496
738
578
789
1012
1000
1251
1521
1. State what happens to the atomic radius of period 3 elements as you move to the right across the period? Type you answer in the spaces provided
2. What is the general trend in 1st ionization energy of period 3 elements as you move right across the period?