List of top Material Science and Technology Questions on Chemical bonding and molecular structure

Match the LIST-I with LIST-II 

LIST-I (Bonds)LIST-II (Formations)
A. Ionic BondsActual transfer of electrons from one atom to another atom
B. Metallic BondsPartial sharing of valence electrons by the neighboring atoms
C. Van der Waals BondsThis type of bonding arises from dipolar interaction of crystals/molecules of the crystal.
D. Hydrogen BondsThis type of interaction between the oppositely charged ends of permanently polarized molecules.


Choose the correct answer from the options given below:

The potential energy of a system of two atoms is given by the expression \( U = -A/r^2 + B/r^{10} \). A stable molecule is formed with the release of 8.0 eV of energy, when the interatomic distance is 2.8 Å. The values of A and B are: