Sarguja University B.Sc. (Part-III) Chemistry All Paper Answer
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Sarguja University B.Sc. (Part-III) Chemistry All Paper Answer
Addition or chain growth polymerisation borderline acid and base ? Explain. Calculate the magnetic moment for Pr3+ ion. Condensation or growth polymerisation d9 and d4 configuration metal complexes. Metal complexes can be octahedral or tetrahedral. Discuss the structure and bonding of Zeise's salt. Discuss the trans effect. Draw the combined orgel diagram for d1 Draw the crystal field splitting diagram for [Fe(H2O)6]3+ and calculate crystal field stabilization energy (CFSE) Draw the structure of Fe(CO)5 and Cr(CO)6 compound. Explain cyclic structure of glucose. Explain the hybridization and magnetic properties of [Ni(CN)4] 2– and [NiCl4] 2– complexes Explain the structure and bonding of phosphazine Explain the structure of protein in details Explain the symbiosis concept and its uses Explain thermodynamic and kinetic stability. Explain types of electronic transition. Grignard's reagent reacts with acetylene group but does not reacts with ethylene group How does the quantum mechanics lead to the concept of orbitals ? Isotopic effect on rotational spectrum (ii) Zero point energy (iii) Intensity of spectral transitions Plot the graph of magnetic suceptibility versus temperature for following substances : 4 (i) Diamagnetic (ii) Anti-ferromagnetic (iii) Paramagnetic (iv) Ferromagnetic Synthesize butanone from ethylacetoacetate. Synthesize propanol from suitable Grignard reagent. Synthetic natural rubber What forms when phenyl lithium reacts with pyridine ? Write the reaction. What is haemoglobin ? What changes occurs in the heme group of haemoglobin on going from deoxy form to oxy form. What is spectrochemical series ? Why are M-CO complexes are referred to as -acid ligand complexes Write equation for normalised wave function. Write method for preparation and uses of the following : (i) Congo Red (ii) Phenolphthalein Write notes on biological fixation of nitrogen. Write notes on following : (i) Nuclear Resonance (ii) Nuclear shielding and deshielding of proton (iii) Chemical shift Write notes on Ziegler-Natta catalyst. Write preparation method for Sn based organometallic compound. Write short note on Huckel molecular orbital theory. Write the characteristics of and * orbitals. Write the reaction of formation of glycoside. Write the term symbol for F atom.
