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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
Correct order of $3^{rd}$ Ionisation energy of $B, C, N$ and $O$ will be
  • A
    $O > N > C > B$
  • ✓
    $O > C > N > B$
  • C
    $N > O > C > B$
  • D
    $C > N > O > B$
✓

Answer

Correct option: B.
$O > C > N > B$
b

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