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