MCQ
The reaction in which the hybridisation of the underlined atom is affected is 
  • A
    $\underline{N}{H }_{3} \stackrel{ H ^{+}}{\longrightarrow}$
  • $\underline {Xe}F _{4}+ SbF _{5} \rightarrow$
  • C
    $H _{2} \underline SO _{4}+ NaCl \xrightarrow{{420\,\,K}}$
  • D
    $H _{3} \underline PO _{2} \xrightarrow{{ Disproportionation }}$

Answer

Correct option: B.
$\underline {Xe}F _{4}+ SbF _{5} \rightarrow$
b
$XeF _{4}+ SbF _{5} \rightarrow\left[ XeF _{3}\right]^{+}\left[ SbF _{6}\right]^{-}$

$sp ^{3} d ^{2}\,\,\,\,\, sp ^{3} d\,\,\, \quad sp ^{3} d\,\,\,\,\, \quad sp ^{3} d ^{2}$

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