MCQ
Correct bond strength order is
- A$\overset{\centerdot \,\centerdot }{\mathop{N}}\,-\overset{\centerdot \,\centerdot }{\mathop{N}}\,<\underset{\centerdot \,\centerdot }{\overset{\centerdot \,\centerdot }{\mathop{O}}}\,-\overset{\centerdot \,\centerdot }{\mathop{\underset{\centerdot \,\centerdot }{\mathop{O}}\,}}\,$
- B$\overset{\,\,\,\,\,\centerdot \,\centerdot }{\mathop{\underset{\,\,\,\,\centerdot \,\centerdot }{\mathop{:F}}\,}}\,-\overset{\centerdot \,\centerdot }{\mathop{\underset{\,\centerdot \,\centerdot }{\mathop{F}}\,:}}\,>\underset{\centerdot \,\centerdot }{\overset{\,\,\,\centerdot \,\centerdot }{\mathop{O}}}\,-\underset{\centerdot \,\centerdot }{\overset{\,\,\centerdot \,\centerdot }{\mathop{O}}}\,$
- ✓$C-C>\overset{\centerdot \,\centerdot }{\mathop{N}}\,-\overset{\centerdot \,\centerdot }{\mathop{N}}\,$
- D$\overset{\centerdot \,\centerdot }{\mathop{N}}\,-\overset{\centerdot \,\centerdot }{\mathop{N}}\,<\overset{\,\,\,\,\,\,\,\centerdot \,\centerdot }{\mathop{:\underset{\centerdot \,\centerdot }{\mathop{F}}\,}}\,-\overset{\,\centerdot \,\centerdot }{\mathop{\underset{\centerdot \,\centerdot }{\mathop{F}}\,}}\,:$