Chlorine is added to kill bacteria.
加入氯以杀菌。
Chlorine is used to disinfect water.
氯用来给水消毒。
Chlorine is widely used to kill germs.
氯广泛用于杀菌。
Common salt is a compound of sodium and chlorine.
普通食盐是钠和氯的化合物。
Since 1908, chlorine has been added to drinking water.
自从1908年起,氯就被添加到饮用水当中了。
An overdose of sun, sea, sand and chlorine can give lighter hair a green tinge.
过多的阳光、海水、沙和氯会给更浅色的头发带来点绿色。
Dr. Sharp and his colleagues decided to analyse an extremely hydrophilic element of the Apollo samples—chlorine.
夏普博士和他的同事们决定分析阿波罗样本中一种极其亲水的元素——氯。
Chlorine is introduced into the ortho-position of aniline.
氯被引入苯胺的邻位。
Only non-chlorine bleach needed tumble dry low.
只有无氯漂白时需要低温滚筒干燥。
So, we'll put chlorine over here.
所以,我们把氯放在这。
I need to dissociate the chlorine.
我需要将氯分离。
Sodium solid plus chlorine gas.
固态钠和气态氯。
Chlorine would become chlorine minus.
氯会变成氯离子。
How many valence electrons are in chlorine?
氯有几个价电子?
Chlorine has a high valence electron energy.
氯的价电子能很高。
So let's look at an example of chlorine here.
那么让我们来看一个关于氯的例子。
Chlorine bleach whitens and disinfects 100% cotton.
氯漂白剂可以漂白和消毒100%的纯棉。
Let's check. Here is sodium plus chlorine. It's 787.
我们检查一下,这是钠加上氯,是。
It actually should be chlorine catalyzed shouldn't it?
它实际上应该是氯催化不是吗?
And, I'm going to ask what happens when chlorine comes in.
我要问的是,当把氯放进来时会发生什么。
Well, this chlorine has taken one electron from the sulfur.
对了,这个氯从硫那里得到了一个电子。
Chlorine is really good at killing microbes in swimming pools.
用氯消灭泳池中的细菌确实很好。
And now I have to convert atomic chlorine into ionic chlorine.
下一步我将氯原子,转化为氯离子。
And the more crowded the pool, the faster the chlorine is used up.
泳池里人越多,氯就越快被分解完。
I think without chlorine these chemicals wouldn't be generated.
我觉得如果水里不含氯这些化学品就不会产生。
All needed food, shelter, clothes, and chlorine to purify stream water.
大家都需要食物、帐篷还有滤水氯。
Another way to disinfect them is in a freshly made solution of chlorine bleach.
另一个消毒的方法是使用含氯的漂白剂。
All that sun, water and chlorine made your hair dry, rough, brittle, and frizzy?
所有那些阳光、水和氯使你的头发干燥、粗糙、脆弱以及卷曲?
All that sun, water and chlorine made your hair dry, rough, brittle, and frizzy?
所有那些阳光、水和氯使你的头发干燥、粗糙、脆弱以及卷曲?
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