What you’ll learn4 learning objectivesChoose one objective for a focused lesson, or study the complete topic.8.3.1Group VII halogens, chlorine, bromine• Describe Group VII halogens, chlorine, bromine and iodine, as diatomic non-metals with general trends down the group, (a) increasing density (b) decreasing reactivitySyllabus objective8.3.2Appearance of the halogens at r.t.p• State the appearance of the halogens at r.t.p. as: (a) chlorine, a pale yellow-green gas (b) bromine, a red-brown liquid (c) iodine, a grey-black solidSyllabus objective8.3.3Displacement reactions of halogens• Describe/explain the displacement reactions of halogens with other halide ionsSyllabus objective8.3.4Predict the properties of other• Predict the properties of other elements in Group VII, given information about the elementsSyllabus objective