Classify each element below.
note that another term for the main group is representative, another term for semimetal is metalloid, and the inner transition metals are also called the lanthanide and actinide series.

1. hf
2. am
3. in
4. ta
5. as
6. se
7. rn

main-group (representative metal), main-group nonmetal (representative nonmetal), main - group semimetal (metalloid), transition metal, inner transition metal(lanthanide/actinide)