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Which of the following ore is best concentrated by froth floatation process? (a) Magnetic (b) Siderite (c) Galena (d) Malachite |
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Answer» (c) GalenaExplanation:GALENA (ZnS) is a sulphide ore. Galena is best concentrated by froth flotation method. The froth flotation process is USED to concentrate sulphide ores, BASED on preferential wetting properties with frosting AGENT and water. |
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