Question

Name the metals among the first five elements of the modern periodic table and write their chemical formula and formula of their oxides

Answer 1

A chemical element, often simply called an element, is a species of atoms which all have the same number of protons in their atomic nuclei (i.e., the same atomic number, or Z).

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Answer 2

Answer:

The alkaline earth metals are six chemical elements in group 2 of the periodic table. .... The alkaline earth metals are named after their oxides, the alkaline earths, whose old- fashioned ..