In zone refining method, the molten zone

contains impurities

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contains purified metal only

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contains more impurity than the original metal

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moves on either side

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Solution

The correct option is C contains more impurity than the original metal
The molten zone contains more impurity.
A movable heater is fitted around a rod of impure metal.The heater is slowly moved across the rod.The metal melt at the point of heating and as the heater moves on from one end of the rod to the other end, the pure metal crystallised while the impurities pass on adjacent melted zone.

- wherein

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Similar questions

Zone refining is based on the principle of that the impurities tend to be in the melt than in the solid metal.

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