Chemistry-
General
Easy

Question

Which of the following ores does not represent the ore of iron[CPMT 1989; AIIMS 2002]

  1. (a) Invar  
  2. Solder  
  3. (c) Magnalium  
  4. Type metal  

The correct answer is: (c) Magnalium


    )Invar Fe = 64% and Ni = 36
    Haematiteleft parenthesis F e subscript 2 end subscript O subscript 3 end subscript right parenthesis, Limoniteleft parenthesis F e subscript 2 end subscript O subscript 3 end subscript.3 H subscript 2 end subscript O right parenthesis.

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