MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryPeriodic PropertiesIonization Enthalpy

Which element has the highest ionization energy?

A.Hydrogen✓ Correct
B.Lithium
C.Boron
D.Sodium
Explanation

1 . . I E size Smaller the size high will be I.E. so hydrogen have highest value of ionization energy.

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