Which base among the following reacts with diborane to cleave it unsymmetrically ?
$T.H.F.$
$Me_3N$
$C_5H_5N$
$MeNH_2$
The electronegativity of aluminium is similar to
Boron fluoride exists as $BF_3$ but boron hydride doesn't exist as $BH_3$ . Give reason. In which form, does it exist ? Explain its structure.
The formation of molecular complex $BF_3 - NH_3$ results in a change in hybridization of boron
Select the incorrect statement
$(a)$ $PCl_5$ form weak monobasic acid during hydrolysis
$(b)$ In $B_3N_3H_6$ nucleophile attack on $B-$ atom
$(c)$ $Al_2Cl_6$ is a polar and planar molecule
$(d)$ In $AlF_3$, hybridisation of $Al$ is $sp^2$
Give physical and chemical properties of Orthoboric acid $(H_3BO_3)$.