Electrons: Difference between revisions
Thakshashila (talk | contribs) Created page with "= electrons – negatively charged particles in atoms = == what is an electron? == An '''electron''' is a subatomic particle with a negative electric charge. Electrons are found in orbitals or energy levels surrounding the nucleus of an atom. == basic properties == * symbol: e⁻ * charge: -1 * mass: ~1/1836 of a proton * location: outside the nucleus, in electron shells == discovery == j.j. thomson discovered the electron in 1897 using catho..." |
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== what is an electron? == | == what is an electron? == | ||
An '''electron''' is a subatomic particle with a negative electric charge. Electrons are found in orbitals or energy levels surrounding the [[nucleus]] of an [[atom]]. | An '''electron''' is a subatomic particle with a negative electric charge. Electrons are found in orbitals or energy levels surrounding the [[nucleus]] of an [[atom]]. | ||