下列金属中，不能从Hg（NO3）2溶液中置换出汞的是（） A．Fe B．Mg_爱下问搜题

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问题选择题

下列金属中，不能从Hg（NO₃）₂溶液中置换出汞的是（　　）

A．Fe

B．Mg

C．Cu

D．Ag

答案

答案：D

单项选择题

Rivalta试验是

A．葡萄糖定性试验

B．黏蛋白定性试验

C．氯化物定量试验

D．LD的测定方法

E．ADA的测定方法

阅读理解

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