Identify each of the following reactions as being a neutralization, precipitation, or oxidationâreduction reaction:
a. Fe(OH)2(s) + 2HNO3(aq) â Fe2+(aq) + 2NO3â(aq) + 2H2O(l)
neutralization reaction
oxidation-reduction reaction
precipitation reaction
b. Mg(OH)2(s) + 2HNO3(aq) â Mg2+(aq) + 2NO3â(l) + 2H2O(l)
neutralization reaction
oxidation-reduction reaction
precipitation reaction
c. Co2O3(aq) + 3H2(g) â 2Co(s) + 3H2O(g)
neutralization reaction
oxidation-reduction reaction
precipitation reaction
d. KOH(aq) + HClO4(aq) â K+(aq) + ClO4â(aq) + H2O(l)
neutralization reaction
oxidation-reduction reaction
precipitation reaction