MCQ
Incorrect statement regarding $BF_2NH_2$ molecule is
  • A
    $FBF$ bond angle $< 120^o$
  • B
    $HNH$ bond angle $> 109^o28'$
  • C
    Exlubits intermolecular $H-$ bond
  • Hybridization of $N-$ atom is $sp^3$

Answer

Correct option: D.
Hybridization of $N-$ atom is $sp^3$
d
$*$ Both boron and nitrogen are $sp^2-$ hybridised.

$*\, FBF$ bond angle $< 120^o$ ($VSPER$ theory)

$* \,H N H$ bond angle is less than $120^o$ but greater than $109^o28$' due to  back bonding. 

$*$ Due to presence of $H-$ atom attached to nitrogen this molecule can exhibits  intermolecular $H-$ bonding.

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