IIT JEE Advanced 2007 Paper 1

Section: Chemistry

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Question : 25 of 66

Marks: +1, -0

Extraction of zinc from zinc blende is achieved by

[JEE Adv 2007 P1]

electrolytic reduction.
roasting followed by reduction with carbon.
roasting followed by reduction with another metal.
roasting followed by self-reduction.

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