exiZT9408 exiZT9408

04-11-2019
Chemistry

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Which element is the total number of valence electrons in an atom with a total of 13 protons

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04-11-2019

Answer:

This is Aluminium.

3 Valency electrons.

Explanation:

The atomic number is 13 and the electronic configuration is

1s22s22p63s23p1 . This is Aluminium.

It has 3 valency electrons. (3s23p1).

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