Group 2 and group 7 0.0 / 5 ? ChemistryGroups 2 and 7ASAQA Created by: Joseph FurnivalCreated on: 13-02-18 12:33 What happens with atomic radius down group 2 It increases 1 of 17 What happens to melting point down group 2 and why Melting point decreases as the metallic point weakens as atomic size increases 2 of 17 What happens to the 1st ionisation energy down group 2 The electron shells are more further away meaning ionisation energy decreases 3 of 17 What happens when magnesium is burnt in steam Burn a bright white flame 4 of 17 What happens when magnesium reacts in warm water No flame produced and a different product is produced 5 of 17 What happens to the solubility of the hydroxides down group 2 Become more soluble down group 2 6 of 17 What is Mg(OH) used for in medicine Milk in magnesia 7 of 17 What happens to the sulphates down group 2 Decrease down the group 8 of 17 What is the colour of fluorine gas colourless 9 of 17 what happens to the melting and boiling point down group 7 increases 10 of 17 Why does melting point and boiling point increase or decrease down the group depending on your answer to Q10 The van der waals get bigger meaning more energy 11 of 17 What happens to the oxidising strength down group 7 Decreases 12 of 17 what is the role of nitric acid in the silver nitrate test It is stop other ions interfering 13 of 17 What is the role of concentrated ammonia in the silver nitrate test To dissolve the silver nitrate 14 of 17 Why are the bottom elements of group 7 better reducing agents More shells with electrons from the nucleus meaning electrons lost more easily 15 of 17 What fumes are given off with HCl White steamy fumes 16 of 17 What colour precipitate is produced in the silver nitrate test for chlorine white 17 of 17
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