Name:
periodic
atomic radius
1. does atomic radius increase or decrease as you go down a group/family on the periodic table?
2. what causes this trend?
3. does atomic radius increase or decrease as you go across a period/row on the periodic table?
4. what causes this trend?
5. circle the atom in each pair that has the largest atomic radius.
b) s
a) al
d) na
b
al
c) bra
a mg ca
e) o
f
ions
6. define an ion.
2. what is the difference between a cation and an anion?
which is larger, ca2+ or ca and why?
which is larger, f-1 or f and why?