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NEET2024ChemistryClassification of Elements and Periodicity in PropertiesActual

Arrange the following elements in increasing order of first ionization enthalpy: Li , Be , B , C , N Choose the correct answer from the options given below:

Options

  1. ALi B Be C N
  2. BLi Be C B N
  3. CLi Be N B C
  4. DLi Be B C N

Correct answer

A. Li B Be C N

Step-by-step solution

Increasing order of first ionization enthalpy is Li B Be C N array |c|c| Element & array l First ionization enthalpy ( _ i H / kJ mol ⁻¹ . ) array Li & 520 Be & 899 B & 801 C & 1086 N & 1402 array

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