What do you understand by bond pair electrons and lone pair electron

What do you understand by bond pairs and lone pairs of electrons? Illustrate with example.

What do you understand by BOD?

The Valence Shell Electron Pair Repulsion (VSEPR) theory helps in predicting the shapes of covalent molecules Arrange the bond pair electron and lone pair electron in the decreasing order of the repulsive interactions among them.

Write the number of bond pairs of electrons and lone pairs of electrons in electron dot structure of ammonia molecule.

The Valence Shell Electron pair Repulsion (VSEPR) theory helps in predicting the shapes of covalent molecules. Arrange the bond pair electron and ione pair electron in the decreasing order of the replusive interactions among them.

What do you understand by (i) electron-deficient (ii) electron-precise (iii) electron-rich compounds of hydrogen ?

What do you understand by the term electrostatic potential ?

What do you understand by the term glycosidic linkage?