The periodic table & hard and soft water 4.0 / 5 based on 1 rating ? ChemistryThe Periodic TableWater hardness and solubilityGCSEAQA Created by: mollytaylor9Created on: 14-12-15 18:55 23106951748 Across 1. Do transition metals have low or high melting points? (4) 4. Transition metals are ____ and strong and bright and _____ (4, 5) 5. Magnesium ions and calcium ions get in to the water by CO2 acid dissolved into the water eroding/dissolving _________ until it becomes part of the water (9) 6. the Halogens make _____ _____ with metals in which the chloride/bromide/iodide ion comes with a charge of -1 (5, 5) 8. As you go down the group, the halogens become ____ reactive (4) Down 2. One way of getting rid of hardness in water is an ___ ________ column. (3, 8) 3. Another way of getting rid of temporary hardness is _______ the water (7) 7. Group 1 elements react with _____ to make hydrogen. (5) 9. When group 1 elements react with non-metals what do they form? (5, 9) 10. how do the transition methods react with oxygen and water?: slowly,quickly,very quickly (6)
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