Periodic-system



[peer-ee-od-ik, peer-] /ˈpɪər iˈɒd ɪk, ˌpɪər-/

noun, Chemistry.
1.
a system of classification of the elements based on the periodic law.
/ˌpɪərɪˈɒdɪk/
noun
1.
the classification of the elements based on the periodic law

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    [peer-ee-od-ik, peer-] /ˈpɪər iˈɒd ɪk, ˌpɪər-/ noun, Chemistry. 1. a table illustrating the periodic system, in which the chemical elements, formerly arranged in the order of their atomic weights and now according to their atomic numbers, are shown in related groups. /ˌpɪərɪˈɒdɪk/ noun 1. a table of the elements, arranged in order of increasing atomic […]

  • Periodic table of the elements

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