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