Test of Ions and Gases

Chemistry Learning, O and A level Chemistry Courses / By

🔹 Definition of Ions 🔹 Tests for Cations (Using Aqueous Sodium Hydroxide or Aqueous Ammonia) Cation NaOH (aq) NH₃ (aq) Al³⁺ (Aluminium) White ppt, soluble in excess to give colourless solution White ppt, insoluble in excess Zn²⁺ (Zinc) White ppt, soluble in excess forming colourless solution White ppt, soluble in excess Ca²⁺ (Calcium) White ppt, […]

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