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Chemistry

Answered

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

Answer :

Аноним Аноним

Today at 7:34 AM

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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