Extraction of Metals - Result Question 28
####28. The methods chiefly used for the extraction of lead and tin from their ores are respectively
(a) self-reduction and carbon reduction
$(2004,1 M)$
(b) self-reduction and electrolytic reduction
(c) carbon reduction and self-reduction
(d) cyanide process and carbon reduction
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Solution:
- Lead is mainly extracted by self-reduction process while tin is extracted by carbon reduction method.
