Question:
How many fundamental particles are in most atoms?
Raigon K
2009-02-26 06:27:35 UTC
and what are they called?
Five answers:
Chuckie O
2009-02-26 06:41:34 UTC
Most particles (quantum)

Up quark

Down quark

electron

electron neutrino



Weird flavors

charmed quark

strange quart

top (aka "truth") quark

bottom (aka "beauty") quark

tau

tau neutrino

mu

mu neutrino
Hellraizer
2009-02-26 08:49:32 UTC
In the modern theory, known as the Standard Model there are 12 fundamental matter particle types and their corresponding antiparticles.



The matter particles divide into two classes: quarks and leptons. There are six particles of each class and six corresponding antiparticles.



In addition, there are gluons, photons, and W and Z bosons, the force carrier particles that are responsible for strong, electromagnetic, and weak interactions respectively. These force carriers are also fundamental particles.



P.S.

'Michaell' did an excellent job explaining this and deserves the 10pts.
michaell
2009-02-26 06:50:57 UTC
All elementary particles are either bosons or fermions (depending on their spin). The spin-statistics theorem identifies the resulting quantum statistics that differentiates fermions from bosons. According to this methodology: particles normally associated with matter are fermions, having half-integer spin; they are divided into twelve flavors. Particles associated with fundamental forces are bosons, having integer spin.



Fermions:

Quarks — up, down, charm, strange, top, bottom

Leptons — electron neutrino, electron, muon neutrino, muon, tauon neutrino, tauon



Bosons:

Gauge bosons — gluon, W and Z bosons, photon

Other bosons — Higgs boson, graviton



The Standard Model of particle physics contains 12 flavors of elementary fermions, plus their corresponding antiparticles, as well as elementary bosons that mediate the forces and the still undiscovered Higgs boson. However, the Standard Model is widely considered to be a provisional theory rather than a truly fundamental one, since it is fundamentally incompatible with Einstein's general relativity. There are likely to be hypothetical elementary particles not described by the Standard Model, such as the gra
mslbharathi2015
2009-02-26 06:42:30 UTC
Protons,Neutrons and Electrons. Positively charged Protons and zero charge Neutrons(equal no. of Protons) combined together in the Nucleus of an atom and negatively charged particles called Electrons are revolving in the external orbit around the Nucleus of tha atom.This is the very basic model for most of the atoms.
anonymous
2009-02-26 06:34:48 UTC
10,000 "partozimes"


This content was originally posted on Y! Answers, a Q&A website that shut down in 2021.
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