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2007-03-26 23:12:54 · 8 answers · asked by Ketan Kadivar 1 in Science & Mathematics Physics

8 answers

Electromagnetic Attraction and Repulsion (Coloumb Force) - the Nuclear force holds the atom together.

The Coloumb force is the attraction of Electrons to Protons and also the repulsion of electrons from one another and also protons from one another. (Remember opposites attract and alikes repel.)

The Nuclear force must be stronger than the Electromagnetic force as otherwise the atom would seperate.

It also depends on how complex you wish to get, some models say the electrons are in what are known as 'stationary states' but I'm assuming you are looking at the Bohr model or similar.

2007-03-26 23:20:53 · answer #1 · answered by Doctor Q 6 · 0 1

An electron in motion doesn't need a force for it to stay in motion. See Newton's first law of motion.

Electrostatic attraction provides the force drawing the electron toward the nucleus, just as gravitation provides the force drawing the moon toward the earth.

The acceleration resulting from this force is exactly enough to move the electron in a stable orbit.

The length of this orbit must be an integral number of wavelengths of the electron wavefunction, per quantum mechanics.

2007-03-27 14:29:09 · answer #2 · answered by Frank N 7 · 0 0

Two major forces act in 2 directions:

1- the nucleus positive attraction
2- Centripetal force generated when the electrons swing around it

However this is the old model, you should be looking at Quatum Mechanics explanation.

2007-03-26 23:36:45 · answer #3 · answered by carspare 2 · 0 0

Electricity

2007-03-26 23:37:49 · answer #4 · answered by blueridgemotors 6 · 0 1

Gravity/magnetism

2007-03-26 23:22:35 · answer #5 · answered by kedimus4 3 · 0 1

Do they move. You are being shown an old model. The atom is not like a small solar system.

2007-03-26 23:20:23 · answer #6 · answered by U-98 6 · 0 1

THE fore is that\\\\////which allows the electrons to move

2007-03-26 23:18:25 · answer #7 · answered by prabin p 2 · 0 1

+vely charged central core.

2007-03-27 00:09:31 · answer #8 · answered by manjunath_empeetech 6 · 0 1

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