配制SnCl2溶液,常在溶液中放入少量固体Sn粒,其理由是( ) -题库考试答案搜索网

配制SnCl₂溶液,常在溶液中放入少量固体Sn粒,其理由是( )

单选题

2021-07-17 23:27

A、防止Sn<sup>2+</sup>被氧化;
B、防止Sn<sup>2+</sup>水解;
C、防止SnCl<sub>2</sub>溶液产生沉淀;
D、防止SnCl<sub>2</sub>溶液挥发

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正确答案

A

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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