下列各组离子,能用氨水分离的是( ) 。 -题库考试答案搜索网

下列各组离子,能用氨水分离的是( ) 。

单选题

2021-07-17 23:27

A、Mn<sup>2+</sup>、Sn<sup>2+</sup>;
B、Zn<sup>2+</sup>、Al<sup>3+</sup>;
C、Co<sup>2+</sup>、Cu<sup>2+</sup>;
D、Al<sup>3+</sup>、Fe<sup>3+</sup>。

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正确答案

B

试题解析

标签：给排水工程技术高起专无机化学期末考试给排水科学与工程专升本 19级补考 2020年第二学期补考期末补考 2020级第一学期期末考试

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