Acids And Bases Definitions

Question 1

Acid

Answer 1

A proton donor (gives H+)

Question 2

Base

Answer 2

A proton acceptor (takes H+)

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 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A substance in which the hydrogen of an acid has been replaced by a cation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 of a salt

Answer 11

A reaction of an ion with water

Question 12

Neutralisation

Answer 12

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

Question 13

Standard solution

Answer 13

A solution of know concentration