AP and TS EAMCET Medical 2020 Model Paper 2

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Question : 135 of 159

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When copper ore is mixed with silica and heated in reverberatory furnace coppermatte is produced. The copper matte contains

Sulphides of copper (II) and iron (II)
Sulphides of copper (II) and iron (III).
Sulphides of copper (I) and iron (II) .
Sulphides of copper (I) and iron (III)

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