A) Same size
B) Same number of electrons
C) Same electronic configuration
D) Same number of protons
Correct Answer: D
Solution :
Oxide ion is formed when oxygen gains two electrons \[({{O}^{2+}})\].Gain or loss of electrons does not change the proton number. Hence, the number of protons remain the same for an atom and an ion.You need to login to perform this action.
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