1.

Roastedcopperpyrite on smeltingwith sandproduces

Answer»

`FeSiO_3 `as fusibleslagand` Cu_2 S `as matte
` CaSiO_3 `as infusibleslagand ` Cu_2O `as matte
` Ca_3 (PO_4)_2 ` as fusibleslagand` Cu_2 S `as matte
` Fe_3 (PO_4)_2 `asinfusible slagand` Cu_2S `as matte

Solution :Duringsmelting , silicacombineswithFeOto formfusible` FeSiO_ 3`slagand` Cu_ 2 S`as matte.


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