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The Iron and Steel Factories in India

The process o...

Question

The process of applying extreme heat to an ore to extract a base metal is called

A

Melting

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B

Smouldering

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C

Smelting

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D

Fracking

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Solution

The correct option is C Smelting
Smelting is the process of applying extreme heat to an ore, to extract the base metal. They are mixed with charcoal and other elements, in order to create steel ingots. These steel ingots are then exported to other parts of India, West and Central Asia.

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Q. The process of applying extreme heat to an ore to extract a base metal is called

Q. ________ is a process of applying extreme heat to an ore to extract a base metal.

Q. In order to fully separate metals in an ore sample, the sample is heated to extremely high temperatures the various processes are used to separate the metal components.
Which of the following would give the least amount of usable information for developing an extraction method for lead from other metals in an ore sample?

Reduction to free metal: some of the methods commonly used to get free metal from the concentrates ore are below.

Smelting: The process of extracting a metal in the state of fusions is called smelting. In this process, the ore is mixed with carbon and heated in a suitable furnace

Electrolytic reduction process: This process is used in the extraction of the alkali and alkaline earth metals, zinc and aluminium.

Self-reduction process: The sulphide ores of less electropositive metals like Hg, Pb, Cu etc., are heated in the air so as to convert part of the ore into oxide or sulphate which then reacts with the remaining sulphide ore to give the metal.

The metal extracted by electrolysis of its fused salt is :

The process in which metals are extracted from their ores by heating them beyond the melting point is called

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The Iron and Steel Factories in India

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