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