A. He
B. Xe
C. Ar
D. Rr
Correct Answer:
Option A = He
Explanation
Helium has the greatest ionization energy because they are less stable. Options B, C, D have low ionization energy because one more stable and do not react easily
A. He
B. Xe
C. Ar
D. Rr
Correct Answer:
Option A = He
Explanation
Helium has the greatest ionization energy because they are less stable. Options B, C, D have low ionization energy because one more stable and do not react easily
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