2.4 Acids & Redox (Spec)

Question 1

Bronsted-Lowry acid

Answer 1

Proton donor (dissociate to release H+ ions in aq)

Question 2

Bronsted-Lowry base

Answer 2

Proton acceptors (dissociate to release OH- in aq)

Question 3

pH - H+ conc relationship

Answer 3

pH increase by 1, H+ conc decrease by 1 x 10

Question 4

Oxidation

Answer 4

Gain of oxygen
Loss of electrons
Increase in oxidation number

Question 5

Reduction

Answer 5

Loss of oxygen
Gain of electrons
Reduction in oxidation number

Question 6

Oxidation number

Answer 6

Ionic charge with sign before the number

+2 NOT 2+