Chemistry · Periodic Classification
Which of the following orders correctly represents the increasing negative electron gain enthalpy (ΔegH) values for the elements O, S, F, and Cl?
- 1S < O < Cl < F
- 2F < Cl < O < S
- 3O < F < S < Cl
- 4O < S < F < Cl✓
Correct answer
O < S < F < Cl
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