Q. Some statements about the structure of diborane are given below :
A) NMR and RAMAN spectral studies have confirmed that four hydrogens of diborane are one type and remaining two are of another type.
B) Electron diffraction studies have shown that diborane contains two coplanar BH2 groups.
C) Diborane is a planar molecular.
D) Boron of diborane undergoes sp2 hybridisation
The correct statements are :