Verified Solution • 2025–26 Session moderate

QJEEM03Ch294f: JEE Main 2003 Chemistry - Class 12 JEEM03Ch294f Solution: The atomic numbers of vanadium (V), Chromium (Cr), manganese…

The atomic numbers of vanadium (V), Chromium (Cr), manganese (Mn) and iron (Fe) are respectively 23, 24, 25 and 26. Which one of these may be expected to have the highest second ionization enthalpy?

Multiple Choice Options

  • A Cr
  • B Mn
  • C Fe
  • D V

Step-by-Step Verified Solution

Due to stable electronic configuration of Cr+1 ion (3d5)

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