Reactions of halides and silver nitrate Quiz
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5 questions, one answer each
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1. Which halide gives only steamy fumes with concentrated sulfuric acid?
- A. Sodium iodide
- B. Sodium bromide
- C. Sodium chloride
- D. They all give other products
2. Which product is formed with iodide and concentrated sulfuric acid but not with bromide?
- A. Sulfur dioxide
- B. Hydrogen sulfide
- C. Hydrogen halide
- D. Halogen
3. A cream precipitate forms with AgNO₃(aq). It will dissolve in:
- A. Dilute ammonia
- B. Concentrated ammonia only
- C. Neither dilute nor concentrated ammonia
- D. Nitric acid
4. Why is the halide solution acidified with nitric acid before adding silver nitrate?
- A. To oxidise the halide
- B. To make silver nitrate soluble
- C. To make the precipitate dissolve
- D. To remove carbonate ions
5. What forms when hydrogen chloride gas meets ammonia gas?
- A. A colourless solution
- B. A yellow precipitate
- C. White smoke of ammonium chloride
- D. Chlorine gas