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प्रश्न
Which solution is used for the leaching of silver metal in the presence of air in the metallurgy of silver?
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उत्तर
Dilute solution of NaCN and KCN is used for leaching of silver metal in the presence of air in the metallurgy of silver.
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संबंधित प्रश्न
What is calcination?
Explain calcination with reactions.
Define Hydrometallurgy?
What is the process in which concentrated ore is reduced to the corresponding metal by heating at high temperature with a reducing agent?
(a) Polling
(b) Pyrometallurgy
(c) Hydrometallurgy
(d) Calcination
Reduction of metal oxide to metal becomes easier if the metal obtained is in liquid state. Why?
What is the role of zinc metal in the extraction of silver ?
Name the processes from which chlorine is obtained as a by-product.
Complete the given chemical equations
`F_2 + 2Cl^(-)`
Which of the following reactions is an example of autoreduction?
Why are sulphide ores converted to oxide before reduction?
