Solution Y gives no precipitate with sodium hydroxide solution and no precipitate with dilute nitric acid and silver nitrate solution. Which compound is in solution Y?
Magnesium chloride
Sodium sulfate
Iron(II) chloride
Potassium bromide
40 exam-style questions on AQA GCSE Chemistry 8.3 Identification of ions by chemical and spectroscopic means, covering 8.3.1 Flame tests, 8.3.2 Metal hydroxides, 8.3.3 Carbonates, 8.3.4 Halides, 8.3.5 Sulfates, 8.3.6 Instrumental methods, and 8.3.7 Flame emission spectroscopy. Each one has a worked solution and a mark scheme showing where the marks go.