bond-breaking 键断裂
bond-breaking reaction 键断裂反应
hydrogen-bond breaking region 氢键破碎区
breaking bond 键断裂
Some one defined the "effective reaction region " as a region of the new bond forming and the old bond breaking. This region is delimited on the MEP where the geometrical structure of reaction molecules would change mightily.
成键和断键发生在反应途径上一个较小的区域,该区域构成“有效反应区间”,即反应分子的几何构型发生强烈变化的区间。
参考来源 - 甲醛和CH·2,447,543篇论文数据,部分数据来源于NoteExpress
This reaction includes old bond breaking, new bond forming and electron transferring between molecules.
此反应包括旧键断裂,新键生成以及分子间的电子转移。
If you get some of these in the upper atmosphere, a photon, an ultraviolet photon, has the energy capable of breaking this bond.
如果你把它放到大气层上,一个光子,一个紫外光光子,有能量可以破坏它的化学键。
In other words, they flipped a switch, which allowed them to change the electrical conductivity of the silicon without making or breaking a single chemical bond within the surface.
或者说,他们扳动了一个开关,改变了硅的电导率,而不需破坏表面上的任何化学键。
If you get some of these in the upper atmosphere, a photon, an ultraviolet photon, has the energy capable of breaking this bond.
如果你把它放到大气层上,一个光子,一个紫外光光子,有能量可以破坏它的化学键。
So in order to rotate a double bond, you have to actually break the pi bond, so essentially what you're doing is breaking the double bond.
为了能够旋转双键,你必须打破一个π键,本质上我们要做的就是打破双键。
So, if we talk about dissociating h 2, we're going from the h 2 molecule, and breaking this bond right in half, so we now have two individual hydrogen atoms here.
那么,如果我们讨论的是离解氢分子,我们将从氢分子开始,使这个键断裂,一分为二,那么就得到了两个分开的氢原子。
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