Chemistry · Periodic Classification
For the second period elements, the correct increasing order of first ionisation enthalpy is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Li < Be < B < C < O < N < F < Ne
- 2Li < B < Be < C < N < O < F < Ne
- 3Li < B < Be < C < O < N < F < Ne✓
- 4Li < Be < B < C < N < O < F < Ne
Correct answer
Li < B < Be < C < O < N < F < Ne
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