Construction inflation. Building costs throughout 2011 rose steadily and although theyâre expected to stabilise during 2012 inflationary pressures are nevertheless set to remain as labour wage strains and competitive labour forces continue to affect input costs.
Physical Properties. Metals differ so widely in hardness, ductility (the potentiality of being drawn into wire), malleability, tensile strength, density, and melting point that a definite line of distinction between them and the nonmetals cannot be drawn. The hardest elemental metal is chromium; the softest, cesium.
What specific property of metals accounts for their unusual electrical bonding? Outermost orbital shell of a metal has very few electrons with corresponding values of energy. This specific property accounts for the unusual electrical conductivity of metal â¦ s. Highest conductivity occurs in metals with only one valence electron.