IGCSE›Oxford AQA IGCSE Chemistry›Mind mapsProperties of MetalsOxford AQA IGCSE Chemistry: Mind mapStudy pack PDFAlso for this subtopic:Revision notesFlashcardsSubtopic testCover factsShared propertiesGood conductors of heat and electricityMalleable and ductileHigh melting and boiling pointsLustrous: shiny when polishedSonorous: ring when struckConductionDelocalised electrons free to moveCarry charge when voltage is appliedPass on kinetic energy quicklyVibrating ions also pass on energyMetalsphysical propertiesShapingAtoms in regular layersLayers slide over each otherBonding is non-directionalMetal deforms rather than shattersBondingAttraction between positive ions and delocalised electronsActs in all directionsHigh melting point: lots of energy to overcomeExam tipsLink conduction to electrons free to moveMalleable is not the same as strong