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If an atom has 7 protons and electrons how many of the electrons will be valence electrons?
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If an atom has 7 protons and electrons how many of the electrons will be valence electrons?

User Msqar
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1 Answer

8 votes

Answer:

1

Step-by-step explanation:

because to be stable or to have 8 valnce it needs 1

User Wellingr
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