Chapter 13
Chemical Bonding
Valency, Chemical bonds, Octet rule, Ionic bond, Covalent bond, Polarization, Coordinate bond, Sigma and pi-bond, Hydrogen bond, Metallic bond, Resonance, Hybridization, VSEPR theory, Dipole moment, Molecular orbital theory, Bond Features (Bond length, Bond energy, Bond angle) and various levels of multiple-choice questions.
BONDS
Valency
Valency is a property of atoms whereby they form chemical bond among themselves. The term valency was introduced by Frankland and it means ‘power to combine.’ Hence, it is the power of an atom to combine with another atom. Atoms do so by either giving up or accepting electrons in their outermost shell. Modern or electronic concept of valency was given by Kossel ...
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