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P-1 Metallurgy — Science STD 10 — Question

Maharashtra BoardEnglish MediumSTD 10ScienceP-1 Metallurgy5 Marks
Question
Pine oil is used in Froth floatation.
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Answer

Froth flotation is a process to purify sulphide ores, in presence of pine oil. The oil acts as a hydrophobic agent and forms froth with hydrophobic impurities which is skimmed off from the surface leaving behind the concentrated mineral.

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