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