A) Steel B) Gold C) Ore D) Gangue
A) Pure iron B) Gangue C) Ore D) Aluminium
A) Ductility B) Malleability
A) Ductility B) Malleability
A) Iron ore, flux and carbon B) Pig iron and slag C) Copper anda zinc
A) True B) False C) Sometimes
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) Copper and zinc B) Aluminium and bronze C) Copper and tin
A) Copper and tin B) Vanadium and gold C) Silver and iron |