For elements B, C, N, Li, Be, O and F the correct order of first ionization enthalpy is
Select the correct option:
A
Li < Be < B < C < N < O < F
B
B > Li > Be > C > N > O > F
C
Li < B < Be < C < O < N < F
D
Li < Be < B < C < O < N < F
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
First I.E.
F > N > O > C > Be > B > Li
Li - 520kJ / mol
Be - 899kJ / mol
B - 801 kJ / mol
C - 1086 kJ / mol
N - 1402 kJ / mol
O - 1314 kJ / mol
F - 1681 kJ / mol
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