What happens to an atom when it gains two extra electrons​

if the element A gains 2 electron then the element A get 2units of negative charge means it have the 2 excess of electrons or it get 2units of negatively charged particle.

hence, it get negatively charged

Explanation:

When atom A gains two electrons it forms an anion by developing 2 negative charges over it as there are 2 electrons more than the number of protons in the ion.

yes

explanation:

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