Ag + H 2 S Ag 2 S + H 2 Ag-Ag- H-H- S-S-
2Ag + H 2 S Ag 2 S + H 2
H 2 + O 2 H 2 O H-H- O-O-
2H 2 + O 2 2H 2 O
CuO + C Cu + CO 2 Cu-Cu- O-O- C-C-
2CuO + C 2Cu + CO 2
H 2 O 2 H 2 O + O 2 H-H- O-O-
2H 2 O 2 2H 2 O + O 2
SO 2 + O 2 + H 2 O H 2 SO 4 S-S- O-O- H-H-
2SO 2 + O 2 + 2H 2 O 2H 2 SO 4
CuO + H 2 SO 4 CuSO 4 + H 2 O Cu-Cu- O-O- S-S- H-H-
CuO + H 2 SO 4 CuSO 4 + H 2 O
Fe + O 2 Fe 2 O 3 Fe-Fe- O-O- WATER
4Fe + 3O 2 2Fe 2 O 3
SO 2 + O 2 SO 3 O-O- S-S-
2SO 2 + O 2 2SO 3
P 4 O 10 + H 2 O H 3 PO 4 P-P- O-O- H-H-
P 4 O H 2 O 4H 3 PO 4