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Isolation of Elements question

2007 · Shift 1 · Q3
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Isolation of Elements question

2007 · Shift 1 · Q3

JEE AdvancedChemistryIsolation of ElementsMCQ+3 / −1
Extraction of zinc from zinc blende is achieved by
  1. A
    electrolytic reduction
  2. B
    roasting followed by reduction with carbon
  3. C
    roasting followed by reduction with another metal
  4. D
    roasting followed by self-reduction
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