MCQ
Correct order of $H$ -bond strength is :
$F - H - \frac{a}{{}} - - {F^ - }$ $F - H - \frac{b}{{}} - - F$
$O - H - \frac{c}{{}} - - N$ $O - H - \frac{d}{{}} - - O$
- A$a > b > d > c$
- ✓$a > b > c > d$
- C$b > a > d > c$
- D$b > a > c > d$
$F - H - \frac{a}{{}} - - {F^ - }$ $F - H - \frac{b}{{}} - - F$
$O - H - \frac{c}{{}} - - N$ $O - H - \frac{d}{{}} - - O$
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