3k views

### Prove that an electron in a hydrogen atom doesn't emit radiation [duplicate]

According to electrodynamics, accelerating charged particles emit electromagnetic radiation. I'm asking myself if the electron in an hydrogen atom emits such radiation. In How can one describe ...
19k views

### What prevents an atom's electrons from “collapsing” onto its protons? [duplicate]

Forgive me if the answer to this is obvious. I have no formal physics training, and I remember that when I asked my physics teacher this, she just frowned and said "Good question." An electron is ...
9k views

### Why isn't Hydrogen's electron pulled into the nucleus? [duplicate]

Possible Duplicate: Why do electrons occupy the space around nuclei, and not collide with them? Why don’t electrons crash into the nuclei they “orbit”? From what I learned in chemistry, the ...
3k views

### Why can't electrons fall into the nucleus? [duplicate]

I read a book on pop sci book on quantum mechanics and the author said that electrons do not fall into the nucleus due to quantum mechanics- which principles suggest this (I think it was Heisenberg's ...
1k views

### does matter radiate energy? [duplicate]

Since we know that all accelerated charges radiate energy and we also know that all matter is made up of protons and electrons which are all the while doing accelerated motion.So from this can i ...
2k views

### How does quantum mechanics explain stability of electron orbitals? [duplicate]

According to classical physics, an electron orbiting the nucleus would emit electromagnetic radiation. Losing energy in that way, it would spiral into the nucleus and the atom would collapse. Quantum ...
520 views

### Why do electrons revolve around the nucleus? [duplicate]

Why do electrons revolve around the atom's nucleus? Where does it get the energy for the revolution? Do the electrons stop revolving at absolute zero temperatures?
987 views

### Why does Bohr's stationary orbits not radiate energy? [duplicate]

I am presently in high school trying to understand the Bohr's theory. I somewhat familiar with Maxwell's laws but very soon I'll learn about them thoroughly. So please could anyone explain with ...
970 views

### Why don't electrons moving around in a orbit produce electromagnetic waves in their natural state? [duplicate]

If moving electrons produce changing electric field, and if changing electric field produces magnetic field, every electron must produce an electromagnetic wave. This means an atom in its natural ...
154 views

### Why does electron $(-)$ keep rotating round the nucleus $(+)$ even they are attracted? [duplicate]

I'm a secondary school pupil, my physics textbook discussed atomic physics without deep details because we are young boys, to explain electron motion we first learn about rotational motion. The main ...
346 views

### Why don’t electrons fall into the nucleus of an atom? [duplicate]

The nuclei of atoms are composed of protons and neutrons. The proton has a positive charge, and the neutron a neutral charge. Shells of electrons outside the nucleus in the atom orbit around the ...
923 views

### “Why electrons don't fall into nucleus”simple explanation needed [duplicate]

Am studying in 8th grade and I studied electrostatic force which says opposite charge attracts and same charges repel But in an atom electron is just situated above the proton and it doesn't attracts....
232 views

### classical understanding of an atom [duplicate]

A problem in Bohr's day was understanding why an orbiting electron does not continuously radiate an EM field. An orbiting electron is a moving charge and according to Maxwell, this should generate an ...
958 views

### If centripetal force and centrifugal force acting on an electron is equal, then what makes electron to revolve the nucleus? [duplicate]

I want to know that how an electron is in continuous motion.
180 views

### Electron spiraling into nucleus [duplicate]

Any idea why it is said that, if electron is a particle it'll spiral into the nucleus and disintegrate in 10^-14 seconds? https://youtu.be/2wF_CVuWyEg?t=123 to https://youtu.be/2wF_CVuWyEg?t=142
279 views

### How does a electron revolve in Rutherford's model? [duplicate]

How can an electron revolve in a circular orbit because circular motion is an accelerated motion and acc. charged particle is a source of E.M. Wave. So,it should radiate out energy and hence would ...
351 views

### Why doesn't electron collide with nucleus? [duplicate]

We know that electrons go round the nucleus. But in my textbook, it is written that Rutherford's model was incomplete as the electrons would collide with the nucleus because of Maxwell's law. But in ...
390 views

### Bohr's atomic model [duplicate]

Why don't the electrons revolving around the nucleus in the Bohr's atomic model lose energy? I mean don't they accelerate because of which they should emit radiations. I don't get this concept. can ...
108 views

### Why not free electrons in atom doesn't radiates em waves\photons? [duplicate]

Why not free electrons in atom doesn't radiates em waves\photons, although they move with acceleration? Like 1s electron of Titan, it doesn't emits em waves, yes? Why?
110 views

### Why don't we consider the electromagnetic field in the equations of Bohr's theory of atoms? [duplicate]

hi,i know these, my mean that the magnitude magnetic field B formule that i find here my question is that we consider Coulomb force in Bohr's theory but don't consider the electromagnetic field? An ...
205 views

### Electrons in the Rutherford model [duplicate]

I was reading about the Rutherford atomic model which said that electrons revolve around the nucleus the way the Earth and other planets revolve around the sun. This model was,however,shunned as it ...
159 views

### Why don't atoms constantly emit light? [duplicate]

We know that accelerating charged particles emit electromagnetic radiation. We also know that electrons around nucleus have an angular momentum which means that electrons are revolving around the ...
92 views

### Electrons fly on certain orbits around nucleus. why do not they radiate waves and crash to the nucleus? [duplicate]

How to fill the gap between classical physics and quantum physics?
62 views

### Electron's eternal “orbit” about the nucleus [duplicate]

My 8th grade student asks me: "Why don't electrons just fall into the nucleus?" I don't want to lie and tell them it's "just like the Moon not falling onto Earth, because of, you know, acceleration". ...
88 views

### Why don’t electrons radiate energy when in circular orbits? [duplicate]

Wikipedia states that The electrons can only orbit stably, without radiating, in certain orbits (called by Bohr the "stationary orbits") at a certain discrete set of distances from the nucleus. ...
86 views

### Why don't electrons in atoms radiate away their energy? [duplicate]

I am aware this question has been asked before, but I am looking for a more technical answer than those given to the other questions. I am aware the question in the title is a problem in classical ...
73 views

### motion of electrons [duplicate]

Do electrons move randomly, with no preference of directions? And why electrons don't fall into the nucleus? About this question, I read the article on Chemistry wiki, which says that when electron ...
64 views

### Why atoms do not radiate energy? [duplicate]

In atoms electron moves in a circular motion with constant velocity but in circular motion acceleration is produced when we change direction so we cant get constant velocity. So why electron do not ...