Question

Which period 2 element has successive first through seventh ionization energies (kJ/mol) of
Ei1 = 1,402; Ei2 =2,856; Ei3 =4,578; Ei4 =7,475; Ei5 =9,445; Ei6 =53,267; and Ei7 = 64,360?
A) B
B) C
C) N
D) O

Answer

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