释义 |
DictionarySeeperiodic lawMendeleeff law
Men·de·lé·eff law (men-dĕ-lā'ĕf), the properties of elements are periodic functions of their atomic weights; that is, if the elements are arranged in the order of their atomic weights, every element in the series will be related in respect to its properties to the eighth in order before or after it. Synonym(s): periodic lawMen·de·lé·eff law (men'de-lā'ĕf law) The properties of elements are periodical functions of their atomic weights; i.e., if the elements are arranged in the order of their atomic weights, every element in the series will be related in respect to its properties to the eighth in order before or after it. Mendeléeff, Dimitri (Dmitri) I., Russian chemist, 1834-1907. Mendeléeff law - the properties of elements are periodical functions of their atomic weights. Synonym(s): periodic lawmendelevium - an element, atomic No. 101, atomic weight 258.1, prepared in 1955 by bombardment of einsteinium with alpha particles. |