strongBrittleMalleable and ductileBrittleReact with oxygen to form basic oxidesReact with oxygen to form acidic oxidesSonorousDull sound when hit with hammerHigh melting and boiling pointsLow melting and boiling pointsGood conductors of electricityPoor conductors of electricityGood conductors of heatPoor conductors of heatMainly solids at room temp. Exception mercury - liquid at room temp.Solids, liquids and gases at room.temp.Shiny when polishedDull lookingWhen they form ions, the ions are positiveWhen they form ions, the ions are negative - except hydrogen that forms a positive ion, H+.High densityLow density