The pH Scale Advanced

Question 1

What are soluble based called

Answer 1

Alkalis

Question 2

What are acids neutralised

Answer 2

Bases

Question 3

What ions does acid contain

Answer 3

Hydrogen ions H+(aq)

Question 4

What type of ions do alkalis contain

Answer 4

Hydroxide ions OH-(aq)

Question 5

What happens when an acid reacts with an alkali

Answer 5

The H+ and OH- ions react together to produce water which has a pH of seven

Question 6

What type of reaction is it called when an acid reacts with an alkali

Answer 6

It is a neutralisation reaction

Question 7

What else can acids be neutralised by other than bases (alkalis)

Answer 7

Metal oxides and metal carbonates

Question 8

When is a salt produced

Answer 8

When the hydrogen in the acid is replaced by a metal ion

Question 9

What type of salts do hydrochloric acids produced

Answer 9

Chloride salts

Question 10

What type of salt is produced when nitric acids

Answer 10

Nitrate salts

Question 11

What type of salts is produced by sulfuric acids

Answer 11

Sulfate salts

Question 12

Is hydrochloric acid strong or weak

Answer 12

Strong

Question 13

What is an example of a weak acid

Answer 13

Vinegar

Question 14

What are strong acids ionised in

Answer 14

Water

Question 15

What is the scientific name for vinegar

Answer 15

Ethanoic Acid

Question 16

What is the PH of a solution the measure of

Answer 16

The concentration of H+ ions