A.Magnetite
B.Hematite
C.Limonite
D.Siderite
E.All have almost equal percentage of iron ore
Related Mcqs:
- Iron ore which is grey to black in colour and is hard and magnetic, is known as
- Which of the following form of iron is produced as a result of annealing of white cast iron?
- The equal percentage characteristic of a valve is
- Percentage of carbon is least in case of
- Which allotropic form of iron is magnetic at room temperature?
- Which allotropic form of iron does not have body centred cubic lattice?
- The allotropic form of iron not having body centred cubic lattice is
- Which of the following is closest to the purest form of iron
- Iron pipes lying under acidic soil are often attached to blocks of magnesium for protection from rusting. Magnesium offers protection to iron against corrosion because it
- Grey cast iron is produced
