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-p-Block elements - I — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry-p-Block elements - I1 Mark
MCQ
Acedic strength of Boron trihalide are in order of
  • ✓
    $B{F_3} < BC{l_3} < BB{r_3} < B{I_3}$
  • B
    $B{I_3} < BB{r_3} < BC{l_3} < B{F_3}$
  • C
    $BB{r_3} < BC{l_3} < B{F_3} < B{I_3}$
  • D
    $B{F_3} < B{I_3} < BC{l_3} < BB{r_3}$
✓

Answer

Correct option: A.
$B{F_3} < BC{l_3} < BB{r_3} < B{I_3}$
a
(a) Concentration of Lewis acid of boron tri halides is increased in following order.

$B{F_3} < BC{l_3} < BB{r_3} < B{I_3}$.

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