describe an atom
Asked by | 11th Mar, 2008, 11:33: AM
Atom is smallest independent existening part of matter and are the fundamentalbuilding blocks. The word is from greek word a-tomio meaning unbreakable, but now the atom has 3 common sub atomic particles, proton and neutron forming the nucleus. electrons are arranged in regions called orbital.
Answered by | 20th Dec, 2017, 05:03: PM
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