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    【题目】铁和过量稀硫酸充分反应后，所得溶液中的溶质是( )。

    A．只有硫酸亚铁

    B．只有铁

    C．只有硫酸铁

    D．有硫酸亚铁和硫酸

    【答案】D

    【解析】

    试题分析：铁和足量稀硫酸充分反应后，生成了硫酸亚铁，所以所得溶液中的溶质一定含有硫酸亚铁，考虑到稀硫酸是过量的，所以溶液中还有H2SO4。

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