Column A
1.
Magnesium (Mg)
2.
Astatine (At)
3.
Radon (Rn)
4.
Lithium (Li)
5.
Cerium (Ce)
6.
Manganese (Mn)
7.
Thorium (Th)
Column B
a.Alkali Metals
b.Alkaline Earth Metals
c.Lanthanoids (Lanthanide Series)
d.Halogens
e.Noble Gases
f.Actinoids (Actinide Series)
g.Tranistion Metals
Column A Column B
1. Magnesium (Mg) b. Alkaline Earth Metals
2. Astatine (At) d. Halogens
3. Radon (Rn) e. Noble Gases
4. Lithium (Li) a. Alkali Metals
5. Cerium (Ce) c. Lanthanoids (Lanthanide Series)
6. Manganese (Mn) g. Transition Metals
7. Thorium (Th) f. Actinoids (Actinide Series)