Chemical Bond
بسم الله الرحمن الرحيم Today I talk “chemical bond” first I can write what is chemical bond……
بسم الله الرحمن الرحيم Today I talk “chemical bond” first I can write what is chemical bond……
The structure of water is tetrahedral.The two corners of a tetrahedron are occupied by two H-atoms and other two corner are……
Hydrogen bonding is an electrostatic attraction or force which is always present between a partial positive hydrogen atom and a highly ……