Inorganic Chemistry II

Introduction, electronic configuration, diagonal relationships, comparative study of properties of alkali and alkaline earth metals : size of atoms and ions, density, ionization energy, electronegativity, MP & BP, flame colour and spectra, solutions in liquid ammonia, salient features of hydrides and their classification (ionic, covalent and interstitial), solvation and complexation tendencies, Crown ethers and cryptands, biological importance, , anamolous behaviour of Li and Be, basic Beryllium acetate and nitrate.

Periodicity in properties of p-block elements with special reference to electronic configuration, atomic and ionic radii, ionization energies, electron-affinity, electronegativity, allotropy, inert pair effect, catenation including diagonal relationship.

Structure and bonding, preparation, properties and uses : Boric acid and borates, boron nitrides, boronhydrides (diborane)and borazine carboranes,carbidesand its classification, fluorocarbons and graphitic compounds, silicatesand silanes, structural aspects of oxides and oxy acids of phosphorus,nitrogen and sulphur, fullerenes.

General properties of halogens like atomic radius, density, electronegativity, ionization energy, nonmetallic character, color, electrone affinity, oxidation states, oxidizing power and reactivity. Unique position of Fluorine, basic nature of halogen, preparation and properties of interhalogen compounds, polyhalides, pseudohalogens.

Noble gases- introduction,isolation, chemical properties of noble gases, chemistry of xenon, structure and bonding in xenon compounds.

Reduction potentials – redox half reactions, concept of over potential; diagrammatic presentation of potential data (Latimer, Frost and Pourbaix diagrams); redox stability in water, disproportionation, oxidation by atmospheric oxygen; elements extracted by reduction – Ellingham diagrams.        

Simple theoretical background of following types of titrations:

Acid base titrations:basicprinciples and its applications

Iodometric & iodimetric titrations: Basic principle, application in standardization ofiodineby CuSO4-hypo and H₃AsO₃.

Redox titrations : Standard potential, SHE, electrochemical series, emf calculations, internal & external indicators, applications in K₂Cr₂O₇   oxidation reaction.

Complexometric titrations: Types of EDTA titrations, masking and de-masking agents, metal ion indicator, application in estimation of total hardness.

Precipitation titrations: Basic principle, application in Volhard’s method.