有效氯的含义是（） -题库考试答案搜索网

有效氯的含义是（）

单选题

2021-12-28 10:58

A、在含氯化合物中，氯的化合价>0价
B、在含氯化合物中，氯的化合价<0价
C、在含氯化合物中，氯的化合价≥0价
D、在含氯化合物中，氯的化合价≥-1价
E、在含氯化合物中，氯的化合价>-1价

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正确答案

C

试题解析

标签：环境卫生概述健康教育相关专业知识环境卫生专业知识与专业实践能力

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