Redox Reactions

Front

What is the oxidation number of a monatomic ion?

Back

The oxidation number is the size or number of its charge.

Front

What does 'OIL' in 'OILRIG' stand for?

Back

Oxidation is loss of electrons.

Front

Who discovered that smelted ores became lighter due to oxygen gas leaving the compound?

Back

Antoine Lavoisier.

Front

What do protochemists use to make pure metals?

Back

They heat or smelt their ores.

Front

What can cause oxidation states of most elements to change?

Back

Oxidation states change depending on what they're bonded with.

Front

Define oxidation in the context of redox reactions.

Back

Oxidation is the process of losing electrons.

Front

Define reduction in the context of redox reactions.

Back

Reduction is the process of gaining electrons.

Front

What is a redox reaction?

Back

A redox reaction is a chemical reaction involving the transfer of electrons between two species.

Front

What is the role of an oxidizing agent?

Back

An oxidizing agent is a substance that gains electrons and is reduced in a chemical reaction.

Front

What is the role of a reducing agent?

Back

A reducing agent is a substance that loses electrons and is oxidized in a chemical reaction.