C3.4.1: Analysing Substances 0.0 / 5 ? ChemistryAnalysing substancesGCSEAQA Created by: Ultraviolet25Created on: 05-12-15 10:18 253417810 Across 1. What compounds result in a crimson flame? (7) 2. What colour precipitate does iron (III) give? (5) 4. Which ions give a blue precipitate when sodium hydroxide solution is added? (6) 5. Which halide ions give a white precipitate when reacted with silver nitrate? (8) 7. What colour is the precipitate silver bromide? (5) 8. Aluminum produces a precipitate that _________ in excess sodium hydroxide solution (9) 10. What test would you use to distinguish between barium and sodium compounds? (5, 4) Down 2. What solution is reacted with sulphate ions to produce a white precipitate? (6, 8) 3. A solution produces a yellow flame in a flame test and produces a yellow precipitate when reacted with nitric acid. What could this solution be? (6, 6) 4. In the presence of carbon dioxide limewater turns ______? (6)
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