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CBSE Class 12 Chemistry Notes

Extraction: Steps of extraction are shown in the following flow sheet:

CBSE Class 12 Chemistry Notes

Reactions involved:

CBSE Class 12 Chemistry Notes

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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Class 12 Chemistry Ores and Metallurgy All Topic Notes Class 12 Chemistry All Chapters Notes




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