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Question
Match the following:
| Column A | Column B |
| 1. A substance that turns moist starch iodide paper blue. | A. Ammonium sulphate |
| 2. A compound which release a reddish brown gas on reaction with concentrated sulphuric acid and copper turnings. | B. Lead carbonate |
| 3. A solution of this compound gives dirty green precipitate with sodium hydroxide. | C. Chlorine |
| 4. A compound which on heating with sodium hydroxide produces a gas which forms dense white fumes with hydrogen chloride. | D. Copper nitrate |
| 5. A white solid which gives a yellow residue on heating | E. Ferrous sulphate |
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Solution
| Column A | Column B |
| 1. A substance that turns moist starch iodide paper blue. | C. Chlorine |
| 2. A compound which release a reddish brown gas on reaction with concentrated sulphuric acid and copper turnings. | D. Copper nitrate |
| 3. A solution of this compound gives dirty green precipitate with sodium hydroxide. | E. Ferrous sulphate |
| 4. A compound which on heating with sodium hydroxide produces a gas which forms dense white fumes with hydrogen chloride. | A. Ammonium sulphate |
| 5. A white solid which gives a yellow residue on heating | B. Lead carbonate |
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