Examples of using Electron shells in English and their translations into Vietnamese
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Re: Why do electron shells have set limits? madsci.
Thus, the Bohr model for heavier atoms described electron shells.
Example: Determine the number of electron shells of the following atoms.
Some electron shells resemble spheres, but others look more like dumb bells or other shapes.
Typically, only the outermost electron shells are valued in chemistry.
For newer elements, the atomic radii are theoretical or calculated values,based on the probable size of the electron shells.
The electron shells of atoms can overlap each other and do so by different distances, depending on the circumstances.
Once the electronic structure of atoms was discovered and understood, it became apparent the reasoncharacteristics occurred in intervals was because of the behavior of electron shells.
The existence of electron shells was first observed experimentally in Charles Barkla's and Henry Moseley's X-ray absorption studies.
However, it does require a rearranged periodic table, because in a traditional periodic table, beginning with 4th row,period numbers do not correspond to the electron shells.
All atoms lose their electron shells and become positively charged ions, in turn emitting photons of a slightly lower energy than they had absorbed.
Bohr had used experimentalevidence to build an atomic model which contained electron shells, creating stable orbits for electrons to move around the atomic nucleus.
The atomic radius is measured based on the distance between the nuclei of two atoms that are barely touching each other,which means the electron shells of the two atoms are just touching each other.
This overcomes the outer electron shell's normal behavior of mutual repulsion with other outer electron shells and permits the tremendous potential for electron attraction to prevail.
Karl Manne G. Siegbahn realized that measuring characteristic X-ray spectra of all the elementswould show systematically how successive electron shells are added when going from the light elements to the heavier ones.
Siegbahn(son of Manne Siegbahn), who developed another high-precision method for atomic andmolecular spectroscopy based on electrons emitted from inner electron shells when hit by X-rays with very well-defined energy.
These are electron shell numbers, or column numbers.
Atomic physics studies the electron shell of atoms.
The bonds are very effective because nitrogen's outermost electron shell has few electrons. .
Note that orbital sets are numbered by electron shell, but ordered in terms of energy.
Free radicals- These are molecules with an unpaired electron on the electron shellO·, HO·, RO·.
In chemistry,the Pauli exclusion principle is used to determine the electron shell structure of atoms.
The only differences between x-rays and g-rays are their energy levels andwhether they are emitted from the electron shell or from the nucleus.
A fluorine atom needs one electron to fill its outer electron shell and achieve stability, which is why free fluorine exists as the F- ion.
Upon ejection, the kinetic energy of the Auger electron corresponds to the difference between the energy of the initial electronic transition into the vacancy andthe ionization energy for the electron shell from which the Auger electron was ejected.
Because another electron shell isn't added, the size difference between the atomic radius and ionic radius of an anion isn't as much as for a cation.
In chemistry and atomic physics, an electron shell, or a principal energy level, may be thought of as an orbit followed by electrons around an atom's nucleus.
That this insecure and contradictory foundation was sufficient to enable a man of Bohr's unique instinct andsensitivity to discover the principal laws of the spectral lines and of the electron shell of the atoms, together with their significance for chemistry appeared to me as a miracle- and appears to me a miracle even today.