Question

1. Sb +5 +O2 ->
2. Ga+3 +O2->
3. Sn+4 +O2->
4. Bi+5 + O2->
5. K+1 + O2->
6. Pb+2 + O2->

Answer 1

1 Sb5 + O2 = Sb2O5 -

2 Ga3 + O2 = Ga2O3 -

3 Sn4 + O2 = SnO 

4 Bi5 + O2 = Bi2O5 - 

5 K + O2 = KO2

6 PbO + O2 = Pb3O4