Halogens 0.0 / 5 ? ChemistryHalogensASAQA Created by: JasmineRCreated on: 30-04-16 15:04 62594713108 Across 1. Silver iodide doesn't react with ammonia because it is too... (9) 5. What is formed when silver bromide dissolves in concentrated ammonia? (7, 3) 8. Which halogen is the weakest oxidising agent? (6) 9. Br- ions reduce S in H2SO4 from +6 to +..... in SO2 (4) Down 2. F- and Cl- ions are not strong enough reducing agents to reduce S in H2SO4. No redox reactions occur, only .........-......... reactions (4, 4) 3. Chlorine is used in water treatment to kill... (8) 4. When iodide reacts with concentrated sulphuric acid, what colour solid of sulphur is produced? (6) 6. The name for a reaction where an element simultaneously oxidises and reduces (18) 7. When bromide reacts with concentrated sulphuric acid, what colour fumes of Bromine are evolved? (3) 10. When bromide reacts with concentrated sulphuric acid, what colour fumes of HBr are evolved? (5)
Comments
No comments have yet been made