Question

Oxidation-reduction (redox) reactions involve the loss and gain of: *

Answer 1

electrons

Step-by-step explanation:

i learned this in chemistry and looked it up to back up my answer :)

Answer 2

Electrons.

Step-by-step explanation:

In a oxidation-reduction (redox) reaction,

• The species that loses electrons is oxidized.
• The species that gains electrons is reduced.

The word "
`\verb!OILRIG!`" can be a mnemonic for this definition :

• Oxidation is losing electrons.
• Reduction is gaining electrons.