Chemistry · Oct / Nov 2024 · Paper 12 · Question 40
5070Identification of ions and gases
Compound Q is soluble in water. A solution of Q gives a white precipitate when dilute sulfuric acid is added. When Q is warmed with aqueous sodium hydroxide and aluminium foil, a gas is produced which turns damp red litmus paper blue. What is Q?
- Aammonium chloride
- Bammonium nitrate
- Cbarium chloride
- Dbarium nitrate
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Correct answer: D. barium nitrate
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