我们在讨论这一个反应,气态的氯原子加上气态的钠原子。
We talked about this reaction here, where we had chloride ion in the gas phase plus sodium ion in the gas phase.
下一步我将氯原子,转化为氯离子。
And now I have to convert atomic chlorine into ionic chlorine.
所有的氯原子都已找到了配对的伙伴。
烃中一个或多个氢原子被氯原子取代。
Chlorinated hydrocarbon a hydrocarbon in which one or more hydrogen atoms are replaced by chlorine atoms.
这些氯原子可以促进沿海地区烟雾的形成。
Those atoms can contribute to smog formation in coastal areas.
氯原子可以减少大气中汞气体以及温室气体如甲烷的寿命。
Chlorine atoms can reduce the lifetime of atmospheric mercury gas, as well as greenhouse gases such as methane.
随着取代氯原子数的增加,同族体的含量逐渐降低。
With the chlorine increased from 4 to 7, PCBs homologue concentrations decreased in all the four samples.
现在,它将不会对称,因为有两个氟原子和两个氯原子。
Now, it's not going to be symmetric is it, because there's two fluorines and two chlorines.
科学家估计一个氯原子能破坏10万个左右的臭氧分子。
Scientists estimate that one chlorine atom can destroy as many as 100,000 ozone molecules.
我们在讨论这一个反应,我们有气相的氯原子,与气相的钠原子接触。
We talked about this reaction here where we had chloride ion in the gas phase plus sodium ion in the gas phase.
那么,如果我们放出了能量,你认为氯离子比氯原子,更稳定还是更不稳定呢?
So, if we have energy that's released, would you say that the chlorine ion is more or less stable than the chlorine atom?
然后,氯原子就可以自由地与臭氧分子反应,结合一个氧原子,形成一氧化氯。
The chlorine atom is then free to react with an ozone molecule, taking one of the oxygen atoms to form chlorine monoxide.
我们从气态的钠开始,得到气态的钠离子,从气态的氯原子,通过电子转移得到氯离子。
We started with gaseous sodium to make gaseous sodium ion and gaseous atomic chlorine to make gaseous chloride ion through electron transfer.
将母体染料的中位氯原子用氨基试剂亲核取代,衍生合成了五个中位仲胺七甲川菁染料。
Five derivative dyes from the parent dyes were obtained by similar nucleophilic substitution reaction in which five primary amines were employed as the nucleophilic reagent.
HF的稳定性导致了氟原子团的臭氧损耗的可能。氟原子团大约比氯原子团小三个数量级。
The stability of HF results in an ozone-depleting potential of the fluorine radical that is approximately three orders of magnitude less than that of the chlorine radical.
例如有机锡的稳定剂可以和羧甲基纤维素分子的不稳定氯原子配位结合,有机锡和不稳定的氯原子发生置换反应。
For example, the stabilizer of organotin compounds can be combined with the unstable chlorine atom of the carboxymethyl cellulose molecule, and the organotin and unstable chlorine atoms are replaced.
样品溶解在二甲基亚砜中,以正离子方式记录谱图,结果发现除产生一个失去氯原子的分子离子峰外,没有任何碎片峰。
The samples were dissolved in dimethyl sulfoxide (DMSO) and the data were recorded by positive ion mode. No any other fragment was found except for little molecular ion which loses a chlorine atom.
当它打破这个化学键,氯原子,一个自由的氯原子下来,和在大气层的上方的臭氧反应,这就是臭氧,在大气上层有臭氧。
When it breaks this bond, that chlorine atom, a free chlorine atom comes down and reacts, this is ozone, with the ozone in the upper atmosphere.
那么请大家来告诉我亚硫酰氯中,的硫原子应该有多少形式电荷?
So why don't you tell me what the formal charge should be on the sulfur atom of thionyl chloride?
目前有几项常规的方法被用于制造金微粒,但多数都会涉及在液态下使用到溶解的氯金酸(又称金盐)及添加化学品以沉降金原子。
There are several ways to produce gold particles, but most involve dissolving chloroauric acid, also called gold salts, in liquid and adding chemicals to precipitate gold atoms.
一般说来,引发剂的卤化物组份的活性,是随连在同一碳原子上的氯和溴原子的数目的增多而增长。
In general, the activity of the halide component of the initiator increases with the number of chlorine or bromine atoms joined to a single carbon atom.
着重研究5 -甲氧基吲哚、5 -甲基吲哚和5 -氯吲哚的稳定几何构型和分子中各原子上的电荷分布。
We mainly study stable molecular geometries and atomic charge distributing of 5-methoxy indole 5-methyl indole and 5-chlorin indole.
药效团包括一个氢键受体,一个氢键给体,一个疏水区和一个带有氯或溴原子的苯环。
The pharmacophore included a hydrogen bond receptor, a hydrogen bond donor, a hydrophobic area and a phenyl ring with a chlorine or a bromine atom.
氯磺酰异氰酸酯可用于合成含氧、氮、硫等原子的四至七元杂环化合物。
Chlorosulfonyl isocyanate as an important intermediate was applied toward the syntheses of four to seven member heterocyclic compounds containing oxygen, nitrogen, sulfur atoms.
通过由对氯甲基苯甲酸引发的苯乙烯原子转移自由基聚合(ATRP)合成了分子量可控、分子量分布窄的新型功能聚合物。
A novel type of functional polymer with designed structure, controlled molecular weight and low polydispersities can be prepared via ATRP (Atom Transfer Radical Polymerization).
采用加入过量的硝酸银溶液,用原子吸收分光光度法测量剩余的银离子,间接测量氯含量。
By the addition of an excess of silver nitrate solution and the determination of surplus silver ions with AAS, the chlorine content is thus determined indirectly.
但因其一个碳原子上含有3个氮,而普通蛋白质中一个碳原子上仅含有一个氮,三氯氰胺的氮含量比蛋白质还高。
However, because of a carbon atom at 3 with nitrogen, and the common protein in only a carbon atom with a nitrogen, nitrogen triclosan Cyanamid higher protein content than that.
他看到,如果你将氯的原子质量,加上碘的原子质量,除以,得到的数将与,溴的原子质量很接近。
He saw that if you take the atomic mass of chlorine, 2 add it to the atomic mass of iodine, divide by two, you get something that is really close to the atomic mass of bromine.
他看到,如果你将氯的原子质量,加上碘的原子质量,除以,得到的数将与,溴的原子质量很接近。
He saw that if you take the atomic mass of chlorine, 2 add it to the atomic mass of iodine, divide by two, you get something that is really close to the atomic mass of bromine.
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