65.1k views
5 votes
An aluminum atom has 13 protons. If an atom of aluminum has a neutral charge, how many electrons should be moving around outside the nucleus?

User Abk
by
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2 Answers

6 votes

Answer:

13

Step-by-step explanation:

The correct answer is:

13

For an aluminum atom to have a neutral charge, 13 electrons must cancel out the positive charge from the 13 protons.

User Simon Scarfe
by
9.0k points
4 votes
4 electrons should be moving outside the nucleus
User Percy
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7.7k points

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