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单选题

下列作用属于氯化铵的是(  )。

发布日期:2021-03-18

下列作用属于氯化铵的是(  )。
A

直接松弛支气管

B

直接兴奋支气管腺体分泌

C

直接抑制咳嗽中枢

D

反射性刺激支气管腺体分泌

E

反射性抑制支气管腺体分泌

试题解析

氯化铵

氯化铵,简称氯铵,是一种无机物,化学式为NH4Cl,是指盐酸的铵盐,多为制碱工业的副产品。含氮24%〜26%,呈白色或略带黄色的方形或八面体小结晶,有粉状和粒状两种剂型,粒状氯化铵不易吸湿,易储存,而粉状氯化铵较多用作生产复肥的基础肥料。属生理酸性肥料,因含氯较多而不宜在酸性土和盐碱土上施用,不宜用作种肥、秧田肥或叶面肥,也不宜在氯敏感作物(如烟草、马铃薯、柑橘、茶树等)上施用。氯化铵用于稻田肥效较高而且稳定,因为氯既可抑制稻田硝化作用,又有利于水稻茎秆纤维形成,增加韧性,减少水稻倒伏和病虫侵袭。

中文名
氯化铵
别名
电盐
分子量
53.49150
EINECS登录号
235-186-4
沸点
520 ℃
密度
1.527 g/cm
安全性描述
S22;S36;S26
危险性描述
Xn
外文名
ammonium chloride
化学式
NH
CAS登录号
12125-02-9
熔点
340 ℃
水溶性
易溶
外观
白色
危险性符号
R22;R36
UN危险货物编号
9085

属于

属于,动词,归于某一方面;为某一方面所有。如最后的胜利一定属于我们。

中文名
属于
解释
归于某一方面
拼音
shǔ yu
记载
《左传·成公七年》

作用

《作用》是毕夏演唱的歌曲,发行于2022年8月13日。

中文名
作用
歌曲原唱
毕夏

标签: 作用 氯化铵

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