A substance is said to be reduced when it gains electrons during a chemical reaction.
Reduction Reaction: This is the process where reduction occurs - where an atom, ion, or molecule gains electrons.
The substance that donates its electrons during a redox reaction. It's like being the life of the party who attracts everyone to them.
Again, this refers to the degree of oxidation of an atom in a compound. In our analogy, it's like your popularity ranking at the party - how many friends you have determines your rank.