The Lewis acid nature of $BX_3$ follows the order
The Lewis acid nature of $BX_3$ follows the order
- A
$BF_3 > BCl_3 > BBr_3 > BI_3$
- B
$BF_3 < BCl_3 < BBr_3 < BI_3$
- C
$BCl_3 > BF_3 > BBr_3 > BI_3$
- D
$BF_3 < BBr_3 < BCl_3 < BI_3$
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${H_3}B{O_3}\,\xrightarrow{{{T_1}}}X\,\xrightarrow{{{T_2}}}Y\,\xrightarrow{{\operatorname{Re} d\,\,\,hot}}{B_2}{O_3}$
if $T_1 < T_2$ then $X$ and $Y$ respectively are
${H_3}B{O_3}\,\xrightarrow{{{T_1}}}X\,\xrightarrow{{{T_2}}}Y\,\xrightarrow{{\operatorname{Re} d\,\,\,hot}}{B_2}{O_3}$
if $T_1 < T_2$ then $X$ and $Y$ respectively are
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- [AIPMT 1994]