Chemistry 1 0.0 / 5 ? ChemistryAcids, bases and saltsGCSEAQA Created by: TechnikoCreated on: 08-06-15 12:01 9264351710 Across 1. What process involves using plants to extract metal? (11) 4. What reacts with a base to cause neutralisation? (4) 6. What is the name for a soluble base? (7) 7. What metal is mixes with Gold to help strengthen it? (This is also sometimes used in wiring) (6) 10. What method of metal purification involves electricity? (12) Down 1. What alloy is made of Copper and Tin? (6) 2. What method of metal extraction involves using carbon? (9) 3. How many electrons can the second shell hold? (5) 5. A cathode is negative, what is the name for the positive? (5) 9. What is the name for the compound CaCO3? (7, 9)
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