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latice energy decreases as you move down a group. This is mostly due to the fact that, as you move down a group in the Periodic Table the atomic radius increases. It follows that since the square of the distance is inversely proportional to force of the attraction between charges (Coulomb's Law), latice energy will decrease as atomic radius increases.
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If electrons have the most energy in an atom electrons in an electron cloud electrons in the outermost electron shell electrons in the innermost electron shell electrons in the nucleus?
Electrons in the outermost electron shell have the most energy in an atom. The energy of an electron increases as it moves further away from the nucleus. Electrons in the innermost shell have the least energy, while electrons in the nucleus have the highest energy due to their proximity to the protons.
What is different between secondary electron image and back scattered electron image?
Secondary electron images show morphology and topographyof a sample. The more the number of electrons reaching the detector, the brighter the image is. Back scattered electron images show difference in composition - or more exactly, difference in atomic number over a sample. The higher the atomic numbers of the atom, the more backscattered electrons are bounced back, making the image brighter for larger atoms.A second difference is back scattered electrons are produced by the elastic interaction of the beam electron with nuclei of atoms in the specimen. No energy is lost as it is elastic interaction. On the other hand secondary electrons are produced by inelastic interaction of beam electrons with electrons in the atom rather than the nucleus. Since it is inelastic interaction, there is energy loss.
What compound is NADH converted to when it transfers high energy electrons to the first electron carrier?
NADH is converted to NAD+ when it transfers high-energy electrons to the first electron carrier of the electron transport chain.
Is the outermost electron shell the highest or the lowest energy level shell?
No, the farthest electrons are at the highest energy level.No, the farthest electrons are at the highest energy level.No, the farthest electrons are at the highest energy level.No, the farthest electrons are at the highest energy level.
How many electrons can be the first energy level in the electron cloud hold?
The first energy level in the electron cloud can hold a maximum of 2 electrons.
What is spin-lattice coupling?
Spin-lattice coupling refers to the interaction between the spin of an electron (or other particle with spin) and the lattice structure of a material. This interaction can lead to changes in the spin orientation and energy levels of the electron due to its interaction with the surrounding lattice environment. Spin-lattice coupling is an important factor in phenomena such as spin relaxation and spintronics.
What is the difference between electron-phonon and phonon-electron interaction?
Basic Answer: The terms "electron-phonon interaction" and "phonon-electron interaction" mean the same thing and one almost always hears the former and not the latter. In a nutshell the term refers to the fact that the usual idea of separating the quantum system of electrons and the quantum system of vibrations (phonons) is an approximation that does not answer questions about the exchange of energy between the two systems. The next most sophisticated treatment involves including a term in the Hamiltonian that approximates the mechanism for that energy exchange. That term is called the electron-phonon interaction term. Addendum on Electron-Phonon Interaction: If the question were posed asking to explain the electron-phonon interaction, this answer would have to discuss the process of calculating electronic energies for fixed nuclei and then solving the problem where the nuclei are allowed to move within the adiabatic approximation. That leads to the two quantum systems mentioned above and thus to the need for an improvement which treats electrons and nuclei both being treated at the same time in a quantum mechanical fashion. One proceeds with an electronic Hamiltonian and a nuclear coordinate Hamiltonian and adds a third term called the electron-phonon interaction which is meant to be a good approximation to the full quantum system and is amenable to reasonable approximation methods.
What is the difference between free electron theory and nearly free electron theory?
free electron model not take into account the potential neither the electron interaction. nearly free electron take into account the potential.J.C. Aguiar
What determines the amount of energy an electrons has?
distance from the atomic nuclei
If electrons have the most energy in an atom electrons in an electron cloud electrons in the outermost electron shell electrons in the innermost electron shell electrons in the nucleus?
Electrons in the outermost electron shell have the most energy in an atom. The energy of an electron increases as it moves further away from the nucleus. Electrons in the innermost shell have the least energy, while electrons in the nucleus have the highest energy due to their proximity to the protons.
Lattice energy is effected by all the following factors except what charge of ion size of ion or number of electrons shared in the chemical bond?
Number of electrons shared in the chemical bond. Lattice energy is affected by the charge of the ions and the size of the ions, as these factors determine the strength of the electrostatic interactions within the lattice structure. The number of electrons shared in the chemical bond is not directly related to lattice energy, as lattice energy is primarily influenced by the arrangement of ions in the crystal lattice.
Are electrons located in energy levels or electron cloud?
Electrons are located in energy levels within the electron cloud.
What are the key differences between the nearly free electron model and the tight binding model in the context of electronic band structure calculations?
The key differences between the nearly free electron model and the tight binding model in electronic band structure calculations are in how they treat electron interactions. In the nearly free electron model, electrons are considered to move almost freely through the crystal lattice, with only weak interactions with the lattice. This model assumes that electrons behave like free particles in a potential well created by the lattice. On the other hand, the tight binding model considers strong interactions between electrons and the lattice. In this model, electrons are tightly bound to specific atomic sites within the lattice, and their movement is influenced by the potential energy from neighboring atoms. Overall, the nearly free electron model is more suitable for describing metals and simple semiconductors, while the tight binding model is better for complex materials with strong electron-lattice interactions.
What is happening with the electrons in ionic bonding?
In ionic bonding the electron rich species donates electron to the electron lacking species.in this process the electron donating species converts into cation by loosing electron and electron accepting species converts into anion by accepting electron.the ions now combine to from a ionic compound by releasing lattice energy
What describes the energy possessed by electrons?
The energy of electrons is expressed in eV (electron volts).
What is different between secondary electron image and back scattered electron image?
Secondary electron images show morphology and topographyof a sample. The more the number of electrons reaching the detector, the brighter the image is. Back scattered electron images show difference in composition - or more exactly, difference in atomic number over a sample. The higher the atomic numbers of the atom, the more backscattered electrons are bounced back, making the image brighter for larger atoms.A second difference is back scattered electrons are produced by the elastic interaction of the beam electron with nuclei of atoms in the specimen. No energy is lost as it is elastic interaction. On the other hand secondary electrons are produced by inelastic interaction of beam electrons with electrons in the atom rather than the nucleus. Since it is inelastic interaction, there is energy loss.
How does the electron's energy change as the orbit of the electron increases?
As the orbit of the electron increases, the electron's energy also increases. Electrons in higher energy orbits are farther from the nucleus and have more potential energy. Conversely, electrons in lower energy orbits are closer to the nucleus and have less energy.
