Jee AdvancedIsolation Of ElementsIIT-JEE 2007 Paper 1 OfflineMCQ+3 / -12007Extraction of zinc from zinc blende is achieved byAelectrolytic reductionBroasting followed by reduction with carbonCroasting followed by reduction with another metalDroasting followed by self-reductionCheck AnswerClear SelectionReveal AnswerShow Explanation