Properties of elements 0.0 / 5 ? ChemistryPeriodic tableIGCSEAQA Created by: elliebaxterCreated on: 26-01-17 14:28 Properties of the alkali metals (group 1) Very reactive Very low density - can float on water Very soft Silvery, shiny surface Melt and boil at low temperatures 1 of 3 Properties of the transition elements Good conductors of heat and electricity Hard Strong High densities Have high melting and boiling points (except mercury which is liquid at room temp.) 2 of 3 Properties of the halogens (group 7) Low melting and boiling points Poor conductorsof heat and electricity Poisonous Start very reactive (exploding) - get less reactive going down group (reversible) 3 of 3
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