3. CaCO3 Aspirin C9H8O4 Pyrite (Fools Gold) FeS2 Mg(OH)2
Chemical Formula and Atoms Review
Name
Formula
Atoms in Formula
Calcium Carbonate
CaCO3
Aspirin
C9H8O4
Pyrite (Fools Gold)
FeS2
Magnesium Hydroxide
Mg(OH)2

4. Compound (Chemical Formula)
# of elements
Name of Elements
Na2CO3
NaCl
Na4SO4
C3H8O

5. H O O H # of elements ____________ H # of molecules ___________
# of compounds __________
Total # of atoms ___________
Names of elements and their symbol
Name of Compound and its chemical formula H H O O H H H O