3.2 And 3.3

Question 1

What is a strong acid?

Answer 1

Strong acids are fully ionised or completely dissociated (in aqueous solution)

Question 2

What is a weak acid?

Answer 2

Weak acids partially ionise or not completely dissociate (in aqueous solution)

Question 3

Balanced ionic equation for neutralisation

Answer 3

H^+ (aq) + OH*- (aq) —> H2O (l)

Question 4

What is a dilute acid?

Answer 4

A dilute acid contains a low ratio of acid to vol. of solution

Question 5

What is a strong acid?

Answer 5

A strong acid is a high ratio of acid to vol. of solution

Question 6

What type of energy does bond breaking need?

Answer 6

Absorbs and takes in energy.

Question 7

Why type of energy does bond making do?

Answer 7

Releases and gives out energy.

Question 8

Which energy is greater than the other energy in bond making and breaking?

Answer 8

More energy is given out during bond making than taken in during bond breaking.

Question 9

What’s the state when a substance’s melting/boiling point is above room temp?

Answer 9

Liquid

Question 10

What’s the state when a substance’s melting/boiling point is below room temp?

Answer 10

Gas

Question 11

What’s the state when a substance’s melting point is above room temp?

Answer 11

Solid