Name one non-metal which has metallic luster

9 What happens when you hammer a metal and a non-metal? 10 Are the ringing bells in temples made of metal or non-metal? 12 Of the following metals and non-metals which one occurs in liquid state at ordinary temperature? Copper, aluminium, mercury, iodine, sulphur, bromine 13 What do you mean by ductility? Which substances show that property.