Studied by 3 peopleFree elements
Elements in their natural state have an oxidation number of 0.
Diatomic Ions
Ions composed of two atoms have an oxidation number of 0.
Ions of one atom
Ions consisting of a single atom have an oxidation number equal to their charge.
Neutral compound
The sum of oxidation numbers in a neutral compound is 0.
Polyatomic ion
The sum of oxidation numbers in a polyatomic ion equals the charge of the ion.
Metals
Metals typically exhibit a positive oxidation number.
Nonmetals
Nonmetals can display positive or negative oxidation numbers depending on the compound they form.
Hydrogen
Hydrogen commonly has an oxidation number of +1.
Note
Flashcard