The weakest Lewis acid is

  • A

    $BF_3$

  • B

    $BCl_3$

  • C

    $BBr_3$

  • D

    $BI_3$

Similar Questions

Choose the correct sequence for the geometry of the given molecules Borazone, Borazole, $B_3O_6^{-3}$ , $Fe_2Cl_6$, trimer of $FCN$. [$'P'$ stands for planar and $'NP'$ stands for non-planar]

Colour of the bead in borax bead test is mainly due to the formation of 

Given below are two statements :

Statement $I$: In group $13$, the stability of $+1$ oxidation state increases down the group.

Statement $II$: The atomic size of gallium is greater than that of aluminium.

In the light of the above statements, choose the most appropriate answer from the options given below:

  • [JEE MAIN 2024]

The stability of $+ 1$ oxidation state among $Al,Ga, In$ and $Tl$ increases in the sequence

  • [AIPMT 2009]

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$(i)$ $B$ to $Tl$ and $(ii)$ $C$ to $Pb$.