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16-02-2021
Chemistry

contestada

the ____metals are in the first column. each of them has full shells, plus one extra electron sitting in a new, outer shell
A) Alkali
B) Alkali Earth
C) Arthropod

Respuesta :

CHERLYNnotCHERRY CHERLYNnotCHERRY

16-02-2021

Answer:

The answer is A.

Explanation:

In periodic table, group 1 (1st column) are Alkali metals and group 2 (2nd column) are Alkali Earth metals.

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