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- secondary hydrogen atom [机] 二级氢原子
- An acid having one replaceable hydrogen atom. 一元酸只有一个可置换氢原子的酸
- We will consider this Zeeman effect for the hydrogen atom. 我们将对氢原子考虑此塞曼效应。
- A proton or a neutron has about the same mass as a hydrogen atom. 质子或中子的质量和氢原子的质量大致相同。
- The oxygen atom is nearly 16 times as heavy as the hydrogen atom. 氧原子的重量几乎是氢原子的16倍。
- An acid containing only one replaceable hydrogen atom per molecule. 每个分子仅含有一个可置换的氢原子的酸。
- We now incorporate this condition into the analysis of the hydrogen atom. 现在我们把这个条件用于分析氢原子。
- He applied the concept of quantization of energy to the hydrogen atom. 他把能量量子化的概念用于氢原子。
- Now consider applying an external magnetic field to the hydrogen atom. 现在考虑加一外磁场于氢原子。
- Who knows the atomic weight of the hydrogen atom? 谁知道氢原子的原子量究竟是多少?
- If our assumption about the probability factor is correct, this means that Eact is less for abstraction of a secondary hydrogen than for abstraction of a primary hydrogen. 假如我们对几率因子的推测是正确的，这就意味着夺取仲氢的E活化比夺取伯氢的E活化
- The nucleus of the smallest atom - the hydrogen atom, contains only one proton. 氢是最细小的原子,它的原子核内只有一颗质子。
- He applied the concept of quantization of energy to the hydrogen atom . 他把能量量子化的概念用于氢原子。
- Being combined with two hydrogen atoms, one oxygen atom may form a molecule of water. 一个氧原子同两个氢原子化合，可以形成一个水分子。
- Containing two replaceable hydrogen atoms. 二元的含有两个可取代的氢原子的
- But what ionizes the hydrogen atoms? 那么，又是什么电离的氢原子呢？
- Only discrete wavelengths of matter waves may resonate within the spherical volume of a hydrogen atom. 物质波在一个氢原子的球形体积内也只有一定的分立波才能发生共振。
- Each of the four valency electrons of the carbon atom is shared with one of a hydrogen atom. 碳原子的四个价电子都各与氢原子的一个价电子共用。
- The univalent organic radical C6H5,derived from benzene by removal of one hydrogen atom. 苯基单价有机基因，C6H5，通过去掉一个氢原子而从苯中提炼出来
- In fact, it turns out that some of the relativistic wave functions for the hydrogen atom are infinite at the origin. 事实上，实际情况是氢原子的某些相对论波函数在原点是无限的。
