A-Level Chemistry OCR A H432

qualitative analysis of ions on a test-tube scale: processes and techniques needed to identify the following ions in an unknown compound:

(i) anions: CO₃^2–, Cl^–, Br^–, I^–, SO₄^2– (see 3.1.4a) (ii) cations: NH₄⁺; Cu²⁺, Fe²⁺, Fe³⁺, Mn²⁺, Cr³⁺ (see 3.1.4a, 5.3.1j).

PAG4