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Ionic Equilibrium — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryIonic Equilibrium1 Mark
MCQ
Which of these is not likely to act as Lewis base?
  • ✓
    $BF_3$
  • B
    $PF_3$
  • C
    CO
  • D
    $f^-$
✓

Answer

Correct option: A.
$BF_3$
$BF_3$
Explanation:
$BF_3$ → electron deficient → Lewis acid
$PF_3$ → electron rich → Lewis base
CO → having lone pair of electron → Lewis base
$F^-$ → unshared pair of electron → lewis base

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