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