As bond order increases, the bond enthalpy:
ADisappears
BDiminishes
CIncreases
DDecreases
Answer & Solution
Correct answer: C. Increases
1. A useful correlation links order, enthalpy and length.
2. With increase in bond order, bond enthalpy increases.
3. The bond length decreases at the same time.
_Source: syllabus Chemistry, Ch 4 'Chemical Bonding and Molecular Structure'_
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