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alkali是什么意思

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alkali 是什么意思

名词复数:alkalis   

中文翻译与英英解释

n.
(pl. alkali(e)s) 【化学】碱;强碱。
any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water; "bases include oxides and hydroxides of metals and ammonia"
同义词:base,

a mixture of soluble salts found in arid soils and some bodies of water; detrimental to agriculture

例句与用法

1.Cyclization occurs readily with dilute alkali .
遇到稀碱就容易环化。

2.Soluble metallic hydroxides are bases that are alkalies .
可溶解的金属氢氧化合物都是碱。

3.It is a tribute to the capacity of the kidneys to excrete alkali .
这对肾脏排碱功能是个负担。

4.Such detergents do not yellow the wool as alkali tends to do .
这种洗涤剂不会象碱那样使羊毛发黄。

5.The goods are rinsed with hot and cold water to remove residual alkali .
产品用热水和冷水漂洗,以除去残留的碱。

6.The free alkali metals react immediately with water to liberate hydrogen .
游离的碱金属直接和水中作用,放出氢气。

7.All the alkali metals have a single s-electron outside a closed shell .
所有的碱金属都在闭合壳层之外有一单个S电子。

8.The alkali halides can be grown into large crystals of excellent transparency .
碱金属卤化物能生成具有优良透明性的大晶体。

9.The alkali halides can be grown into large crystals of excellent transparency .
碱金属卤化物能生长成具有优良透明性的大晶体。

10.It was surprising when the alkali spectra showed unmistakable doublets .
当碱金属光谱显示出不容怀疑的双线结构时,是令人惊奇的。

 
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