CAIE IGCSE Chemistry: Bases & Alkalis Question Bank

Practise defining bases and alkalis, then applying those definitions to metal oxides, hydroxides and alkaline aqueous solutions.

Exam points

state that a base accepts H+ ions and an alkali is a base soluble in water
apply the alkali definition to oxides or hydroxides forming high-pH aqueous solutions

[Maximum number: 2]

Solid sodium hydroxide is a base which dissolves to form an aqueous solution, NaOH(aq).

(a)

State what is meant by the term base.

[ 1 ]

(b)

State the term given to a base which dissolves to form an aqueous solution.

[ 1 ]

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