The P Block: Group 7 0.0 / 5 ? ChemistryThe Periodic TableASOCR Created by: B3ckiCreated on: 21-04-14 09:47 What are the elements in group 7 called? Halogens 1 of 30 Which halogen is a pale yellow gas at room temperature? fluorine 2 of 30 Which halogen is a dark red liquid at room temperature? bromine 3 of 30 Which halogen is a green gas at room temperature? chlorine 4 of 30 Which halogen is a shiny black solid at room temperature? iodine 5 of 30 Which halogen quickly forms a brown gas on warming? bromine 6 of 30 Which halogen sublimes on warming to give a purple vapour? iodine 7 of 30 Which halogen reacts with water? fluorine 8 of 30 Which halogen is slightly soluble in water to give a pale green solution? chlorine 9 of 30 Which halogen is slightly soluble in water to give a red-brown solution? bromine 10 of 30 Which halogen is barely soluble in water to give a brown solution? iodine 11 of 30 Which halogen is soluble in organic solvents to give a pale green solution? chlorine 12 of 30 Which halogen is soluble in organic solvent to give a red solution? bromine 13 of 30 Which halogen is soluble in organic solvent to give a violet solution iodine 14 of 30 How do all of the halogens exist as elements? diatomic non-polar molecules 15 of 30 What are the intramolecular bonds in the halogens? covalent bonds 16 of 30 What are the intermolecular bonds in the halogens? instantaneous dipole-induced dipole 17 of 30 Which halogen is the most reactive? fluorine 18 of 30 Which halogen is the least reactive? iodine 19 of 30 Which halide ion forms a white precipitate with silver ions? chlorine 20 of 30 Which halide ion forms a cream precipitate with silver ions? bromine 21 of 30 Which halide ion forms a yellow precipitate with silver ions? iodine 22 of 30 Which halogen displaces chlorine, bromine and iodine? fluorine 23 of 30 Which halogen displaces bromine and iodine? chlorine 24 of 30 Which halogen displaces iodine? bromine 25 of 30 What are all halogens: reducing agents or oxidising agents? oxidising agents 26 of 30 Does the strength as oxidising agents increase or decrease as you go down the group? decrease 27 of 30 Is fluorine, iodine, chlorine or bromine made in situ when used for chemical reactions? fluorine 28 of 30 Which halogen is a highly toxic gas? chlorine 29 of 30 Which halogen is transported in lead-lined steel tanks supported in strong metal frames? bromine 30 of 30
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