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

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry3. Classification of elements and periodicity in properties1 Mark
MCQ
Arrange $S,\,O$ and $Se$ in ascending order of electron affinity
  • ✓
     $Se < O < S$
  • B
    $Se < S < O$
  • C
    $S < O < Se$
  • D
    $S < Se < O$
✓

Answer

Correct option: A.
 $Se < O < S$
a

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