Solved papers for JEE Main & Advanced AIEEE Solved Paper-2004

done AIEEE Solved Paper-2004 Total Questions - 1

• question_answer1) Which one of the following ores is best concentrated by froth-floatation method?
  A)
  Magnetite          
  done clear
  B)
  Cassiterite          
  done clear
  C)
         Galena           
  done clear
  D)
         Malachite
  done clear
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