Q&A

What causes electrons to orbit the nucleus?

What causes electrons to orbit the nucleus?

Simply electrons always revolve around the nucleus due to the electrostatic force between electron and nucleus,which creates a centripetal and a tangential acceleration in an electron. Due to the tangential acceleration the electron revolve around the nucleus.

What happens when electron moves near to the nucleus of the atom?

The electron travels in circular orbits around the nucleus. The orbits have quantized sizes and energies. Energy is emitted from the atom when the electron jumps from one orbit to another closer to the nucleus.

What happens when an electron changes orbits?

Every time an electron changes its orbit, from a higher energy one to a lower energy one, it gives off a photon of light whose energy is the difference in the energy between the two states. Such a process, that of moving from one energy level to another is called a quantum leap, or quantum jump.

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Do electrons orbit because of gravity?

According to me, the force of inertia of moving electrons becomes equal to the force of gravity of the nucleus. So that’s why they have an orbit.

What orbits around the nucleus of an atom?

Atoms are made up of protons and neutrons located within the nucleus, with electrons in orbitals surrounding the nucleus.

Do electrons actually orbit the nucleus?

The electrons do not orbit the nucleus in the manner of a planet orbiting the sun, but instead exist as standing waves. The electrons are never in a single point location, although the probability of interacting with the electron at a single point can be found from the wave function of the electron.

What happens when an electron goes into an orbit in the Bohr model?

When it is in the orbit closest to the nucleus it is in its ground state, this electron is in the valence band of the element. When hydrogen is heated, or some other energy is being applied to it, the atom absorbs the energy and the electron becomes excited and “jumps” to an orbit farther from the nucleus.

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When an electron jumps from lower orbit to higher orbit its energy?

When an electron jumps from lower to higher orbit the energy of the electron increases. The extra energy required for the electron to go from lower orbit to the higher orbit should be supplied.

What is a orbital How will you differentiate between an orbit and an orbital?

Differences between Orbit and Orbitals An orbit is the simple planar representation of an electron. An orbital refers to the dimensional motion of an electron around the nucleus in a three-dimensional motion. An orbital can simply be defined as the space or the region where the electron is likely to be found the most.

What causes an electron to orbit a nucleus?

When electrons orbit a nucleus, their orbiting continues due to conservation of angular momentum, so I’ve read. But what causes an electron to orbit a nucleus in the first place? To be more precise, what happens exactly when an atom absorbs an electron?

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Why does the classical model show an orbiting electron?

The reason you have an orbiting electron in the classical model is also related to this, as the only way the classical model can (try to) explain a stationary point-electron that isn’t collapsing into the nucleus is to say the electron is spinning really fast.

What is quantization of angular momentum for stable orbits?

In order to explain why the orbits could be stable instead of spiraling down to the nucleus as classical electrodynamics would expect, the model assumes quantization of angular momentum to succeed at a stable atom. This was a hypothesis that partially fitted the hydrogen atom, and got more impossible for complex nuclei.

What does $\\begingroup$ orbitals mean?

$\\begingroup$ Electrons do not orbit the nucleus. The electron becomes delocalised and spreads out over a region surrounding the nucleus. Some orbitals, e.g. the $p$ orbitals, have a non-zero angular momentum but this is not due to the electron orbiting the nucleus.