talitasilvasousa15 talitasilvasousa15

23-06-2022
Chemistry

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Help me please, is for my finals!!

Help me please is for my finals class=

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Medunno13 Medunno13

29-06-2022

Answer: A

Explanation:

9 protons correspond to fluorine.

The first model shows 9 electrons, so the charge is neutral and is thus a fluorine atom.
The second model shows 10 electrons, so the charge is -1, meaning is a fluoride ion.

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