3.28 and 3.29 Oxidation and Reduction

Question 1

Oxidation

Answer 1

Oxidation = loss of electrons
It happens at the anode since the anions need to lose electrons to have a neutral charge

Question 2

Reduction

Answer 2

Therefore, reduction is gain of electrons
It happens at the cathode since the cations need to gain electrons to have a neutral charge

Question 3

OILRIG

Answer 3

Oxidation Is Loss Reduction Is Gain