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3. Classification of elements and periodicity in properties — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry3. Classification of elements and periodicity in properties1 Mark
MCQ
The difference between electron gain enthalpies will be maximum between:
  • A
    $Ne$ and $F$
  • ✓
    $Ne$ and $Cl$
  • C
    $Ar$ and $Cl$
  • D
    $Ar$ and $F$
✓

Answer

Correct option: B.
$Ne$ and $Cl$
b
$Cl$ has the most negative $\Delta H _{\text {eg }}$ among all the elements and $Ne$ has the most positive $\Delta H _{ eg }$.

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