The idea of froth floatation method came from a person X and this method is related to the process Y of ores. X and Y respectively, are :

  • Option 1)

    washer woman and concentration

  • Option 2)

    fisher man and reduction

  • Option 3)

    washer man and reduction

  • Option 4)

    fisher woman and concentration

Answers (1)

 

Froth floatation process -

This method is mainly for the concentration of sulphide ores.The method is based on the different wetting characteristics of the gangue and the sulphide ore with water and oil  

- wherein

The gangue preferentially wetted by water and the ore by oil.

 

 

 

froth floatation was discovered by ''washer woman" & this method is used for the "concentration"of sulphide ores.

\therefore Option (1) is correct


Option 1)

washer woman and concentration

Option 2)

fisher man and reduction

Option 3)

washer man and reduction

Option 4)

fisher woman and concentration

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