ltBRgt – InterviewSolution

1.	ltBRgt
Answer» SOLUTION :`(a)Cu_(2)S+CuO to CU+SO_(2)` `(b) Cu_(2)SO_(4) to Cu+SO_(2)` `(c ) Cu_(2)S+Cu_(2)O to Cu+SO_(2)` `(d) PbSO_(4)+PBS to Pb+SO_(2)`

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