Course Contents

1. Coordination Compounds: (Structure & Bonding Development of coordination compounds, Rules of inorganic nomenclature for acids, salts, radicals, ions, iso and heteropoly anions & compounds. Hybridization in coordination compounds with coordination number from 2 to 9. MO diagrams for metal complexes of common geometry. Important features of CFT, d-orbitals splitting for various common geometries, measurement of 10 Dq., factors effecting 10 Dq. CFSE, factors influencing magnitude of variation in lattice and hydration energy for ions of first transition series. 2. Co-ordination compounds: (synthesis and properties) Preparative methods. Techniques of studying complexes, stability constants. The spectrochemical series and colour of metal complexes. Diamagnetism and Para magnetism, stereochemistry, John-Teller Theorem, Isomerism. Role of metal complexes in analytical chemistry, industry and nature. 3. Chemistry of Lanthanides and actinides Nomenclature, Position in periodic table, Electronic configuration of lanthanides, Oxidation state, Complex formation, Occurrence of lanthanides, Separation of lanthanides from their ores, Spectral and magnetic properties of lanthanides, Shielding effect and effective nuclear charge, Factors affecting the magnitude of 𝛔 and Zeff and their variation in periodic table. Application of Slater’s Rule, Polarization of ions, Applications of lanthanides.   PRACTIALS: 1) Introduction to chromatography 2) Separation of transition metal ions by paper chromatography 3) Separation and identification of anions by paper chromatography 4) Use of potassium iodate for determination of the Commercial Hypochlorite. 5) Use of potassium iodate for determination of the H2O2 6) Use of potassium iodate for determination of the Copper 7) Introduction to complexometric titrations 8) Estimation of Mg(II) with EDTA (Direct Titration) 9) Estimation of Zn(II) with EDTA (Direct Titration) 10) Estimation of Ni (II) with EDTA (Back Titration) 11) Determination of Ca(II) and Zn(II) in a mixture with EDTA ( masking) 12) Determination of Cd(II) and Zn(II) in a mixture with EDTA ( demasking) 13) Estimation of SO42- with EDTA(Indirect Titration) 14) Estimation of PO43- with EDTA (Indirect Titration)

Course Synopsis

Development of coordination compounds, Nomenclature of coordination compounds. Theories of bonding in coordination compounds, i.e., VBT, MOT, CFT and LFT, Preparative methods of Coordination Compounds, Stereochemistry, John-Teller Theorem, Isomerism. Applications of metal complexes in analytical chemistry, industry and nature. Chemistry of Lanthanides, Types and shapes of ‘f’-orbitals, Position in periodic table, occurrence, Separation, and electronic configuration, oxidation States, Ionic radius, Complex Formation, Comparison of Lanthanides and Actinides, applications of Lanthanides. Chemistry of Actinides Nomenclature, Position in periodic table, occurrence, Separation, and electronic configuration, oxidation States, Complex Formation, Synthesis of transuranic elements, extraction of Uranium and Thorium, applications of Actinides

Course Learning Outcomes

This course will familiarize to students about the covalent bond, co-ordination compounds and lanthanides and actinides of chemistry. The students will get knowledge about the VB theory, molecular orbitals and molecular structures of homo nuclear molecules and ions, various kinds of bonds. This course will also assist the students to know about the coordination compounds such as preparative methods, techniques of studying complexes, stability constants, nomenclature, separation and electronic configuration, This course will also familiarize to students about lanthanides and actinides chemistry. The students will get knowledge about their discovery, extraction, separation, electronic configuration and applications of Lanthanides and Actinides.