Ionic equations and tests for ions and gases Quiz
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5 questions, one answer each
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1. Which ions are the spectator ions when sodium sulfate solution is mixed with barium chloride solution?
- A. Ba²⁺ and SO₄²⁻
- B. Na⁺ and Cl⁻
- C. Ba²⁺ and Cl⁻
- D. Na⁺ and SO₄²⁻
2. Which compound is insoluble in water?
- A. Sodium carbonate
- B. Potassium nitrate
- C. Silver chloride
- D. Ammonium sulfate
3. A solution gives a green precipitate with sodium hydroxide solution. Which ion does it contain?
- A. Cu²⁺
- B. Fe³⁺
- C. Mg²⁺
- D. Fe²⁺
4. A gas relights a glowing splint. Which gas is it?
- A. Hydrogen
- B. Oxygen
- C. Carbon dioxide
- D. Ammonia
5. Dilute nitric acid and silver nitrate solution are added to a solution and a white precipitate forms. Which ion is present?
- A. Chloride
- B. Sulfate
- C. Carbonate
- D. Ammonium