Group 7 - the halogens 0.0 / 5 ? ChemistryGroup 7 - the halogensGCSEAQA Created by: emewsCreated on: 11-11-17 09:41 What forms when group 7 react with metals? Salts 1 of 8 What is the most reactive element in group 7? Fluorine is the most reactive element in group 7. 2 of 8 What are the three common elements in group 7? Chlorine, bromine and iodine are the three common group 7 elements. 3 of 8 What are the group 7 elements called? The group 7 elements are called the halogens. 4 of 8 True or false? The halogens become darker in colour as you go down the group. TRUE! 5 of 8 True or false? They get more reactive as you go down the group FALSE! They get LESS reactive as you go down the group. 6 of 8 Is there a trend in state as you go down the group? Yes! There is a trend in state from gas to liquid to solid as you go down the group. 7 of 8 What else increases as you go down the group? The melting point. 8 of 8
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