Basic Applications

EXERCISE 6 Combination Reactions

Identify the following as combination or decomposition reactions, and determine the oxidation states of each of the species involved, which is oxidized, which is reduced.

(1) 2H2 + O2 ---> 2H2O
Reaction type: Combination Decomposition
Oxidized species:
Reduced species:


(2) 2 KClO3 ---> 2 KCl + 3 O2
Reaction type: Combination Decomposition
Oxidized species:
Reduced species:


(3) 3H2 + N2 ---> 2NH3
Reaction type: Combination Decomposition
Oxidized species:
Reduced species: