list the numbers and types of atoms represented by these chemical formulas.

a.Fe2O3
b.KMnO4
c.CH3
d.NH4NO3

2 answers

a. 2 iron (III) and 3 Oxygen atoms.
b. 1 K (potassium), 1 Mn(manganese), 4 O atoms.
You get the idea.
No.