The methods chiefly used for the extraction of lead and tin from their ores are…
Chemistry · JEE Advanced · NTA Exams — General Principles and Processes of Isolation of Elements
The methods chiefly used for the extraction of lead and tin from their ores are respectively (2004)
- self reduction and carbon reduction
- self reduction and electrolytic reduction
- carbon reduction and self reduction
- cyanide process and carbon reduction
Answer
(A) self reduction and carbon reduction
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