Question

Certain properties of metallic ores and the impurities present in them are given in the table. Identify the suitable method of concentration and complete the table.

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Properties of ores​	Properties of the impurities present in the ore​	Method of concentration
High density​	Low density​
Magnetic in nature​	Non-magnetic nature​
Lighter sulphide ores ​	High density​
Aluminium ores that get dissolved in solution​	Insoluble in the same solution

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Answer 1

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Properties of ores​	Properties of the impurities present in the ore​	Method of concentration
High density​	Low density​	Levigation/Gravity Separation​
Magnetic in nature​	Non-magnetic nature​	Magnetic separation​
Lighter sulphide ores ​	High density​	Froth floatation​
Aluminium ores that get dissolved in solution​	Insoluble in the same solution	Leaching​