WJEC Acids and Bases

Front

What would the pH of water be?

Back

7

Front

What would the pH of sulphuric acid be? Options: 1, 5, 7, 9, 13

Back

1

Front

What would the pH of sodium hydroxide be?

Back

13

Front

What is the name of a chemical, that changes colour in different pH solutions?

Back

Indicator

Front

Which one of these is an alkali?

Sulphuric acid

,

Water

,

Sodium Chloride

,

Sodium hydroxide

Back

Sodium hydroxide

Front

Which one of these is an acid?

Sulphuric acid

,

Water

,

Sodium Chloride

,

Sodium hydroxide

Back

Sulphuric acid

Front

Which one of these is a salt?

Sulphuric acid

,

Water

,

Sodium Chloride

,

Sodium hydroxide

Back

Sodium Chloride

Front

H⁺(aq) + OH^–(aq) → H₂O(l)... this shows what type of reaction?

Back

Neutralisation

Front

Which metal is the most reactive?

Aluminium

,

Copper

,

Iron

,

Zinc

Back

Aluminium

Front

Which metal is the least reactive?

Aluminium

,

Copper

,

Iron

,

Zinc

Back

Copper