Froth - floatation method is successful in separating impurities f | Filo
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Class 12

Chemistry

Metallurgy

General Principles and Processes of Isolation of Elements

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Froth - floatation method is successful in separating impurities from ores because

  1. the pure ore is lighter than water containing additives like pine oil , cresylic acid etc.
  2. the pure ore is soluble in water containing additives like pine oil , cresylic acid etc.
  3. the impurities are soluble in water containing additives like pine oil , cresylic acid etc.
  4. the pure ore is not as easily wetted by water as by pine oil , cresylic acid etc.
Correct Answer: Option(d)
Solution: Froth - floatation method is successful in separating impurities from ores because the pure ore is not as easily wetted by water as by pine oil , cresylic acid etc.

Hence, Option "D" is the correct answer.
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general principles and processes of isolation of elements
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