A) Ore B) Gangue C) Gold D) Steel
A) Ore B) Aluminium C) Gangue D) Pure iron
A) Malleability B) Ductility
A) Malleability B) Ductility
A) Pig iron and slag B) Copper anda zinc C) Iron ore, flux and carbon
A) True B) Sometimes C) False
A) Iron and les that 2% Carbon B) Steel is not an alloy. C) Iron and carbon between 2,1% and 6,7%
A) Less than 2% carbon. B) Carbon in a percentage between 2,1 and 6,7%
A) Aluminium and bronze B) Copper and tin C) Copper and zinc
A) Vanadium and gold B) Silver and iron C) Copper and tin |