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प्रश्न
What happens when Copper matte is charged into silica lined converter and hot air blast is blown?
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उत्तर
When copper matte is charged into silica line converter and hot air is blown it convert remaining FeS, FeO, And Cu2S/Cu2O to metallic copper
2FeS + 3O2 → 2FeO + 2SO2
FeS + SiO2 → FeSiO3
2Cu2S + 3O2 → 2Cu2O + 2SO2
\[\ce{2Cu2O + Cu2S→ \underset{(Blister Cu)}{6Cu + SO2}}\]
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संबंधित प्रश्न
Name the common elements present in the anode mud in electrolytic refining of copper. Why are they so present?
Outline the principles behind the refining of metals by the following methods:
Chromatographic method
Write the principle behind the following methods of refining:
Vapour-phase refining
What happens when Silver is leached with NaCN in the presence of air?
Electrolytic refining is used to purify which of the following metals?
In which of the following method of purification, metal is converted to its volatile compound which is decomposed to give pure metal?
(i) Heating with stream of carbon monoxide.
(ii) Heating with iodine.
(iii) Liquation.
(iv) Distillation.
Give two requirements for vapour phase refining.
Assertion: Zone refining method is very useful for producing semiconductors.
Reason: Semiconductors are of high purity.
Explain the following:
Vapour phase refining method is used for the purification of Ti.
Describe a method for refining nickel.
