Identify which substance is the oxidizing agent and which substance is the reducing agent in each of the following redox reactions.
a) 2??+3??2⟶2????32Al+3Cl2⟶2AlCl3
reducing agent [ Select ] ["Al", "Cl2"]
oxidizing agent [ Select ] ["Al", "Cl2"]
b) 2???+3?2⟶2???+2??22NiS+3O2⟶2NiO+2SO2
reducing agent [ Select ] ["NiS", "O2"]
oxidizing agent [ Select ] ["NiS", "O2"]
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