Definitions

Question 1

Acid

Answer 1

An acid is defined as a proton donor

Question 2

Base

Answer 2

A base is defined as a proton acceptor

Question 3

Ionisation

Answer 3

The reaction of a molecular substance with

water to produce ions

Question 4

Strong acid

Answer 4

An acid that ionises completely in

an aqueous solution

Question 5

Weak acid

Answer 5

An acid that only ionises partially in an

aqueous solution

Question 6

Dissociation

Answer 6

The splitting of an ionic compound into its ions

Question 7

Strong base

Answer 7

A base that dissociates completely in an aqueous

solution

Question 8

Weak base

Answer 8

A base that only dissociates/ionises partially in an

aqueous solution

Question 9

Amphoteric (or amphiprotic) substance

Answer 9

A substance that can act as either an acid or a base

Question 10

Salt

Answer 10

A substance in which the hydrogen of an acid has been

replaced by a cation

Question 11

Hydrolysis

Answer 11

Hydrolysis of a salt as a reaction of an ion (from a salt) with water

Question 12

Neutralisation (or the equivalence point)

Answer 12

The point where an acid and base have reacted so neither is in excess

Question 13

Standard solution

Answer 13

A solution of known concentration