Each state represents a different combination of rotational, vibrational, or orbital energy for the molecule.
每个态均表示分子的旋转,振动或轨道能量的不同组合。
Between electron density distribution of molecular frontier orbital energy and the substitute position, there were some dependencies.
发现前线轨道能量与分子的电子密度分布及取代位置均有一定依赖关系。
On the basis of the principle, the OET (orbital-energy topological index) was proposed by revising the valence electron distance matrix with the orbital energy.
根据该原理,利用价电子轨道能量对价电子距离矩阵进行修正。
In this paper, amended rules are suggested for determining the order of atomic and ionic outer-shell orbital energy level and for grouping the atomic orbital energy level.
本文提出了改进的判断原子及离子外层轨道能级高低次序和划分轨道能级组的规则。
Electrochemical analysis of these compounds was carried out, and by using cyclic voltammetry, we calculated the HOMO orbital energy levels, and further obtained the LUMO energy levels.
对化合物进行了电化学分析,通过循环伏安法测得了物质的氧化还原电位,计算出homo轨道能级,进一步得到了LUMO能级。
You can see that as you fill up your periodic table, it's very clear. But also we'll tell you a pneumonic device to keep that in mind, so you always remember and get the orbital energy straight.
在你们填周期表的时候,非常清楚但是我们也要告诉你们,一个策略去记住它,所以你们总是记得,并得到连续的轨道能量。
We can also figure out the energy of this orbital here, and the energy is equal to the Rydberg constant.
我们还可以在这里计算出该轨道的能量,该能量等于里德堡常数。
And what you find is when you have a bonding orbital, the energy decreases compared to the atomic orbitals.
你们发现当你有个成键轨道的时候,相比原子轨道能量要降低。
So that lowered the energy of the molecular orbital.
所以降低了分子轨道的能量。
And this one here, because it is at a higher energy is called antibonding molecular orbital.
这里的这个,因为处在一个较高的能级,被叫做反键分子轨道能级。
And the other thing to point out is that the energy that an anti-bonding orbital is raised by, is the same amount as a bonding orbital is lowered by.
另外一个要指出的事情是,反键轨道引起的能量升高,和成键轨道引起的能量降低是相同的。
So it's going to be favorable for the electrons instead to go to that lower energy state and be within the molecular orbital.
所以对于电子来说,更倾向于能量更低的轨道,呆在分子轨道里。
It makes sense that it's going to come out of the highest occupied atomic orbital, because that's going to be the lowest amount of energy that's required to actually eject an electron.
从最高占据轨道上,去掉一个电子是合理的,因为这样是发射一个电子,所损失的最低能量。
The electron's going to come out of that highest occupied atomic orbital, that one that's the highest in energy, because that's going to be the at least amount of energy it needs to eject something.
这个电子应该是从,最高的被占据轨道上出来的,它的能级是最高的,因为这样的话发射出它,只需要消耗最少的能量。
So, if we look at the molecular orbital, that's actually going to be lower in energy than either of the two atomic orbitals.
如果我们看分子轨道的话,它实际上要比,两个原子轨道都要低。
So we would label our anti-bonding orbital higher in energy than our 1 s atomic orbitals.
我们应该把反键轨道标在,高于1s原子轨道能量的地方。
For example, for the 2 s, again what you see is that the multi-electron atom, its 2 s orbital is lower in energy than it is for the hydrogen.
举例来说对于2s轨道,在多电子原子,中可以看到,它的2s轨道的能量低于氢原子的。
And it would take a huge amount of energy to get up into the 2s or 2p orbital.
需要非常大的能量,要激发到2s或者2p轨道。
And again, you'll notice that our energy is absolutely the same for an electron in that 2px and 2s orbital.
同样,你们会发现2px轨道的能量,和2s轨道是一样的。
So we can think about what is our most loosely-bound electron, what's that highest energy orbital, and it's going to be the 2 p orbital, that's going to be what's highest in energy.
我们来想一想,它“束缚得最松“的电子是哪一个,能量最高的轨道是哪一个?,它就是,2,p,轨道,是能量最高的轨道。
So in the case of 12 32, that is our highest kinetic energy, it's the smallest amount of energy it takes to pop an electron out of that orbital.
因此,1232是我们能够得到的,最高的动能,它是从这个轨道中,打出一个电子需要消耗的最低能量。
So that's why we see the 2 p here, 1206 the 2 s is 12 06, and it makes sense that what we see as the greatest ionization energy, which is also the smallest kinetic energy is that 1 s orbital.
这就是为什么我们看到,2,p在这里,2,s对应,那么我们看到对应最高的电离能,同时也对应最低的动能的,应该就是,1,s,轨道。
So, what we call this is the third ionization energy, or the negative of the binding energy, again of the 2 s orbital, but now it's in boron plus 2 to we're starting with.
那么我们称它为第三电离能,或者负的束缚能,还是,2,s,轨道的,但现在我们是从正二价硼离子开始的。
So now we're putting 2 electrons into the same p orbital, that's not a problem, we can do it, it's not a huge energy cost to do that.
现在我们在同一个,p,轨道上放了两个电子,这没问题,我们可以这样做,这样不会亏损太多能量。
It is not as much a coincidence as you think, of course. But if something is in orbit, this is the orbital speed at radius r, then always is its total energy is half the potential energy.
但并不是巧合,当然,但如果某物在轨道里,这是在半径r的速度,则总是它的总能量,是势能的一半。
Their energy is high enough to remove orbital electrons from atoms, thus giving rise to positively charged ions and negatively charged electrons.
它们的高能量可把其他原子内的电子撞出原子之外,产生带正电荷的离子及带负电荷的电子。
It is not result of spin pairing to form chemical bonds, Instead, transfer electron from the atomic orbital of taller energy to the moleen -lar orbital of lower energy.
在化学键形成时并不是电子配对的结果,而是电子从能量较高的原子轨道转移到能量较低的成键的分子轨道上使体系能量降低的结果。
The GRACE Earth's gravitational field complete up to degree and order 120 is recovered based on different orbital altitude according to the improved energy conservation principle.
利用改进的能量守恒法基于不同轨道高度恢复了120阶grace地球重力场。
The GRACE Earth's gravitational field complete up to degree and order 120 is recovered based on different orbital altitude according to the improved energy conservation principle.
利用改进的能量守恒法基于不同轨道高度恢复了120阶grace地球重力场。
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