Acids And Bases

Question 1

Brownstead Lowery Theorem :

Answer 1

An acid is a proton (H+) donor
A base is a proton (H+) acceptor

Question 2

Strong Acids:

Answer 2

An acid that ionises almost completely in an aqueous solution

Question 3

Strong Base:

Answer 3

A base that dissociates almost completely in an aqueous solution

Question 4

Weak acid:

Answer 4

An acid that only ionises partially in an aqueous solution

Question 5

Weak Base:

Answer 5

A base that only dissociates partially in an aqueous solution

Question 6

Salt:

Answer 6

A substance in which the hydrogen from an acid has been replaced by a cation

Question 7

Neutralisation:

Answer 7

A chemical reaction in which an acid and a base react so that neither is in excess

Question 8

Indicators:

Answer 8

A substance that changes colour depending on the PH of a solution

Question 9

Solution:

Answer 9

A homogeneous mixture of solute and solvent

Question 10

A standard solution:

Answer 10

A solution of known concentration

Question 11

Amphoteric substance:

Answer 11

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

Question 12

PH scale:

Answer 12

The measure of hydronic ion concentration , (H3O, in water at 25 degrees Celsius

Question 13

Ionisation:

Answer 13

The reaction of a molecular substance with water to produce ions

Question 14

Dissociation:

Answer 14

The splitting of an ionic compound into its ions

Question 15

Hydrolysis of a salt:

Answer 15

A reaction of an ion (from a salt) with water