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NEETChemistryHydrogen

Why is the Ionisation enthalpy of hydrogen higher than that of sodium?

Options

  1. AHydrogen has a smaller atomic size than sodium.
  2. BHydrogen has a greater nuclear charge than sodium.
  3. CHydrogen has a lower number of electrons compared to sodium.
  4. DHydrogen has a higher electron affinity than sodium.

Correct answer

B. Hydrogen has a greater nuclear charge than sodium.

Step-by-step solution

Correct Option is : (B) Hydrogen has a greater nuclear charge than sodium.

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