9.07.5 KEYWORDS

· Metallic Bond – Strong electrostatic attraction between positive metal ions and “sea of delocalised electrons”

· Delocalised – Free to move

· Metallic lattice – 3d arrangement of positive metal ions and delocalised electrons

· Alloy – mixture of a metal with another element (often another metal)

· Brass – alloy of Copper and Zinc

· Bronze – Alloy of Copper and Tin

· Steel – Alloy of Iron and Carbon

· Stainless Steel – Steel that also contains Chromium