Question

12) Explain autoreduction of metallie
ores ?
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Answer 1

Answer:

Auto reduction is a process in which sulphide ores of less electropositive metals like Cu, Hg, Pb etc. ... It is done for the conversion of the ore into sulphate or oxide, which then reacts with the remaining ore of the sulphate in the absence of air to give the less electropositive metal and a gas – sulphar dioxide.

Explanation:

Answer 2

Answer:

Auto reduction is a process in which sulphide ores of less electropositive metals like Cu, Hg, Pb etc. ... It is done for the conversion of the ore into sulphate or oxide, which then reacts with the remaining ore of the sulphate in the absence of air to give the less electropositive metal and a gas – sulphur dioxide.

Explanation:

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