aniya38846 aniya38846

12-02-2021
Chemistry

contestada

In rows
by, elements with the same number of

Respuesta :

queen0790 queen0790

16-02-2021

Answer:

All elements in a row have the same number of electron shells. Each next element in a period has one more proton and is less metallic than its predecessor. Arranged this way, groups of elements in the same column have similar chemical and physical properties, reflecting the periodic law.

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