periodic law

pe·ri·od·ic law

P p

Definitions of periodic law words

noun periodic law the law that the properties of the elements are periodic functions of their atomic numbers. 1
noun periodic law Also called Mendeleev's law. (originally) 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. 1
noun periodic law the principle that the chemical properties of the elements are periodic functions of their atomic weights or, more accurately, of their atomic numbers 0
noun periodic law the principle that the properties of the chemical elements recur periodically when the elements are arranged in increasing order of their atomic numbers 0

before 1870

One of the 26% newest English words

First recorded in 1870-75

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exclamation

This term is known only to a narrow circle of people with rare knowledge. Only 27% of English native speakers know the meaning of this word.

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