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MHT CET202411 May 2024Morning ShiftChemistryd and f Block ElementsActual

Which element from following has lowest ionization enthalpy ( IE ₁ ) ?

Options

  1. ACu
  2. BSc
  3. CMn
  4. DZn

Correct answer

B. Sc

Step-by-step solution

The ionization enthalpy ( IE ₁ ) of the elements of the 3 d transition series increases gradually from left to right with some irregularities. Therefore, among the given elements, Sc has the lowest ionization enthalpy ( IE ₁ ) .

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