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2 Points
What happens when an atom gains an electron?
A. It has an increase in the number of protons.
B. It has an increase in the number of neutrons.
C. It becomes a negative ion.
ОО
O D. It becomes a positive ion.
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Answer :

Answer:

C

Explanation:

It becomes a negative atom because of the unequal balance in the atom. There are more negative electrons than positive protons so it becomes negative. Like a seesaw, more on one side so it falls down.

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