Write the name of each of the following formulas. Also, write the charge on each ion next to the ion in the formula. Remember to keep your polyatomic ions straight!
1) NaCl
2) KMnO4
3) SrS
4) Li2CrO4
5) Al2(SO3)3
6) Ca(ClO3)2
7) HgI2
8) NaCN
9) CsOH
10) (NH4)2SO4
11) Ba(SCN)2
12) Cs2Se
13) LiAlH4
14) CuCr2O7
15) Cu2Cr2O7
16) FeCO3
17) Cr(NO3)3
18) CoF2
19) FePO4
20) Ag3PO4
Names to Write as Formulas
Write the formula of each of the following compounds. Also write the charges: make sure your ratios are correct!