Extraction of Copper

IMPORTANT

Extraction of Copper: Overview

This topic covers concepts such as Bessemerisation Process, Extraction of Copper, Copper Matte, Blister Copper, and Extraction of Cu from Low Grade Ore and Scraps.

Important Questions on Extraction of Copper

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Which of the following scraps would be preferred for the recovery of copper from the leached copper ore?

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In the extraction process of copper, the product obtained after carrying out the reactions

 (i) 2Cu2 S+3O22Cu2O+2SO2

 (ii) 2Cu2O+Cu2 S6Cu+SO2 is called

MEDIUM
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Copper matte is a mixture of which substances?

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The composition of ‘Copper matte’ is Iron sulphide and Copper sulphide?

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What is the composition of ‘Copper matte’?

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Electrolytic refining is used for

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Solidified Cu obtained from the reverberatory furnace has blistered appearance. This is due to

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Which of the following is chalcopyrite?

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The extraction of which of the following metals involves bessemerization?

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Blister copper is :

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Bassemerization is used in the extraction of:

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When copper ore is mixed with silica in a reverberatory furnace, copper matte is produced, The copper matte contains_____

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In the extraction of copper from copper pyrites, iron is removed as :

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In the extraction of copper from its sulphide ore, the metal is finally obtained by the reduction of cuprous oxide with:

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The first step in the extraction of copper from copper pyrites is.
 

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In the extraction of copper from its sulphide ore, the metal is finally obtained by the reduction of cuprous oxide with

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Which of the following metal cannot be extracted by the carbon reduction process?

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In the extraction of copper from its sulphide ore, the metal is formed by the reduction of Cu2O with

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When copper ore is mixed with silica, in a reverberatory furnace copper metal is produced. The copper metal contains _____.

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Which of the following statements are correct?