下列有关化学与自然资源的开发利用描述中错误的是 A.冶炼金属铁

下列有关化学与自然资源的开发利用描述中错误的是

A.冶炼金属铁通常用热还原法

B.要使海水淡化通常有蒸馏法和离子交换法

C.用H2作为燃料的优点之一是燃烧后的产物不污染环境

D.煤的干馏属于物理变化

答案

D

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