periodic law


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periodic law

n. Chemistry
The principle stating that the properties of the elements recur periodically as their atomic numbers increase.

periodic law

(ˌpɪərɪˈɒdɪk)
n
(Chemistry) Also called: Mendeleev's law the principle that the chemical properties of the elements are periodic functions of their atomic weights or, more accurately, of their atomic numbers

pe′ri•od′ic law′

(ˈpɪər iˈɒd ɪk, ˌpɪər-)
n.
1. the law that the properties of the chemical elements are periodic functions of their atomic numbers.
2. (formerly) the statement that the chemical and physical properties of the elements recur periodically when the elements are arranged in the order of their atomic weights.
[1870–75]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.periodic law - (chemistry) the principle that chemical properties of the elements are periodic functions of their atomic numbersperiodic law - (chemistry) the principle that chemical properties of the elements are periodic functions of their atomic numbers
law of nature, law - a generalization that describes recurring facts or events in nature; "the laws of thermodynamics"
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
References in periodicals archive ?
For decades, dispute raged over who deserved credit for the periodic law.
GREAT FUN: Kitchen Sink Science at Shelley College with Dale and Ian Lumb (top left); Oliver Ackroyd with slime (above); an egg-citing game (left) and 'Dmitri Ivanovich Mendeleev' who formulated the Periodic Law and created his own version of the periodic table of elements, with Gabriel and Timothy Rhodes.
Many research papers have been written about the discovery of the Periodic Law of Elements.

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