Important Talent Search Exams
|Allen TALLENTEX 2018 (Class 5 to 11)|
|Aakash ANTHE 2017 : 100% Scholarship (Class 8, 9, 10)|
Extraction: Steps of extraction are shown in the following flow sheet:
Lead thus obtained contains other metals like Cu, Sb, Sn, Ag, Au, etc. and these make lead hard. In reverberatory furnace, impurities are oxidized and removed and this makes lead soft.
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