List of top Chemistry Questions on Chemical bonding and molecular structure asked in WBJEE

The number of lone pair of electrons and the hybridization of Xenon (Xe) in XeOF$_2$ are

The number of terminal and bridging hydrogens in B$_2$H$_6$ are respectively

Which of the following hydrogen bonds is likely to be the weakest?

The bond order of HeH⁺ is:

Which of the following contains the maximum number of lone pairs on the central atom?

(i)(ii)(iii)
The correct order of C = O bond length in ethyl propanoate(I), ethyl propenoate(II) and ethenyl propanoate(III) is

Select the molecule in which all the atoms may lie on a single plane is 

BrF₃ self ionizes as following

The molecular shapes of SF₄,CF₄ and XeF₄ are

The species in which nitrogen atom is in a state of sp hybridisation is

Suppose a gaseous mixture of He,Ne,Ar and Kr is irradiated with photons of the frequency appropriate to ionize Ar,What ion(s) will be present in the mixture?

Which of the following has the strongest H-bond ?

The ground state magnetic property of $B_2$ and $C_2$ molecules will be

In $SOCl_2$, the $Cl-S-Cl$ and $Cl-S-O$ bond angles are

Unusual high boiling point of water is result of