下列反应原理中，不符合工业冶炼金属实际情况的是（） �

下列反应原理中，不符合工业冶炼金属实际情况的是（）

A．2HgO2Hg+O₂↑ B．2Al+3MnO₂2Al₂O₃+3Mn

C．2MgO2Mg+O₂↑ D．4CO+Fe₃O₄3Fe+4CO₂

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下列反应原理中，不符合工业冶炼金属实际情况的是（ ） �

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下列反应原理中，不符合工业冶炼金属实际情况的是（） �