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प्रश्न
How will you convert the following:
Zinc blende to Zinc metal
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उत्तर
Zinc blende to Zinc metal
ZnS on roasting gives ZnO which on reduction gives zinc metal.
\[\ce{2 ZnS + 3O2 -> 2 ZnO + 2 SO2}\]
\[\ce{ZnO + C->[coke, 1673K] Zn + CO}\]
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संबंधित प्रश्न
Why is the extraction of copper from pyrites more difficult than that from its oxide ore through reduction?
Write down the reactions taking place in different zones in the blast furnace during the extraction of iron.
Write chemical reactions taking place in the extraction of zinc from zinc blende.
For the reduction of \[\ce{FeO}\] at the temperature corresponding to point D, which of the following statements is correct?
Wrought iron is the purest form of iron. Write a reaction used for the preparation of wrought iron from cast iron. How can the impurities of sulphur, silicon and phosphorus be removed from cast iron?
How is copper extracted from low grade copper ores?
Write down the reactions taking place in Blast furnace related to the metallurgy of iron in the temperature range 500-800 K.
Explain the following:
Carbon and hydrogen are not used as reducing agents at high temperatures.
Heating of MgCl2 6H2O in absence of HCl gives ______.
Assertion: For the extraction of iron, haematite ore is used.
Reason: Haematite is a carbonate ore of iron.
