Citric acid is a weak acid.
What does the term weak mean?
It is only partially ionised when it dissolves in water.
It is fully ionised when it dissolves in water.
It has only a small amount of acid dissolved in the water.
It contains fewer hydrogen atoms in each molecule.
53 exam-style questions on OCR GCSE Chemistry 3.3 Types of chemical reactions, covering 3.3.1 Oxidation and reduction in terms of oxygen, 3.3.2 Acids, alkalis and neutralisation, 3.3.3 The pH scale and measuring pH, 3.3.4 Oxidation and reduction in terms of electrons, 3.3.5 Dilute and concentrated, weak and strong acids, and 3.3.6 Hydrogen ion concentration and pH. Each one has a worked solution and a mark scheme showing where the marks go.