Choose the correct order of ionization energy for the elements in the 2nd period:
1
Be < B < C < O < N < F < Ne
2
Li < B < Be < C < O < N < F < Ne
3
Ne < F < N < O < C < B < Be < Li
4
Be < B < N < C < O < F < Li < Ne
5
Question Not Attempted
Choose the correct order of ionization energy for the elements in the 2nd period: