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17th July 2015, 12:08 PM
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| RCUB BSC question papers
Hello I am doing BSC from RCUB so kindly tell me that in the question paper of BSC III semester the question asked from which topic so kindly provides me the details please???? As you want to know that in the question paper of BSC III semester the question asked from which topic so here I am providing you the details below INORGANIC CHEMISTRY UNIT-I Metallurgy 9 hours Review of steps involved in metallurgical process, thermodynamic concepts of selection of reducing agents using Ellingham diagrams, relative efficiency of carbon and carbon monoxide as reducing agent. Reducing agents for Chromic oxide and zinc oxide. Extraction of nickel by Mond's process, lead by carbon reduction process, aluminum from bauxite. Powder metallurgy - Production of tungsten powder from wolframite. UNIT-II Solvents 4 hours Types, properties of good solvents, non-aqueous solvents - Liquid NH3 and liquid HF, (properties like solvation, acid-base, redox, complex formation and precipitation), water as universal solvent, leveling effect. UNIT-III Acids and Bases 4 hours Arrhenius, Bronsted-Lowry, Lux-Flood, solvent system and Lewis concepts of acids and bases. Hard and soft acids and bases(HSAB) - classification of acids and bases as hard and soft, Pearson's HSAB concept, Reference books for inorganic chemistry Advanced Inorganic Chemistry Gurdeep Raj Basic Inorganic Chemistry Alber Cotton and Wilkinson Inorganic Chemistry James Huheey Modern Inorganic Chemistry R.D. Madan Inorganic Chemistry J.D. Lee ORGANIC CHEMISTRY UNIT-I Orientation 3 hours Review of inductive, electromeric, resonance and hyperconjugation effects, activating and deactivating groups, orientation of substituent in aromatic compounds with different functional groups like –OH, -NH2, -Cl, -NO2, -CH3, and -COOH in halogenation and nitration reactions (only electronic interpretation) UNIT-II Alcohols 4 hours Introduction and nomenclature of dihydric and trihydric alcohols, preparation of glycol from ethene, oxidative cleavage of ethylene glycol with lead tetra acetate and per iodic acid, pinacol–pinacolone rearrangement, preparation of glycerol from propene, synthesis and uses of nitroglycerine, composition and uses of dynamite and cordite, distinction between primary, secondary and tertiary alcohols by Lucas reagent. UNIT-IV Phenols 4 hours Classification and nomenclature, acidic character of phenol compared to alcohol and cyclohexenol, mechanism of Fries rearrangement, Claisen rearrangement, Elbs persulphate oxidation and Lederer-Manasse reaction, synthesis and uses of n-hexyl resorcinol and picric acid, structure and uses of dettol. UNIT-V Infrared spectroscopy 3 hours Principle, types of vibrations, identification of following organic compounds by stretching frequencies–Alkanes, alkenes, alkynes, benzene, aldehydes, ketone, alcohol, thiols, acids, esters, amines, problems based on molecular formula and stretching frequency. UNIT-V Organometallic compounds 3 hours Synthesis of methyl magnesium iodide and its synthetic applications in the preparation of alcohols(primary, secondary and tertiary) aldehyde, ketone, ester, carboxylic acid, amines and alkanes. Organo-lithium compounds: Preparation of Lithium dialkylcuprate and synthesis of higher alkane from it. Books recommended for organic chemistry: Organic Spectroscopy P.S.Kalsi Organic Spectroscopy Y. R. Sharma Organic Chemistry I.L. Finar, Vol-I Synthetic Organic Chemistry Gurdeep Chatwal RCUB BSC question paper I. Answer the following questions in a sentence/ phrase or a word. How many different sounds does the letter u have in these words : unable, use, urge, us Specify the number of (a) letters and (b) sounds in the following words : excellent, libraries Point out the odd word in each of the following sets on the basis of the vowel sounds used : bought, taught, fought, house fool, tool, school, tour Enlist the nasal sounds in English. Which are the weak forms of the word and? Enlist the criteria for the description of consonants. Give three-term description of the initial sound in the word hat. What is the stricture used to articulate Lateral sound? Name the two occasions where the falling tone is generally used. Mark Yes or No and give at least two examples to support your answer : “In compound words when the two parts together do not make up the meaning, the accent is on the first syllable.” (2X10 = 20 Marks) SECTION – B Q. No. II. Write short notes on any six of the following: The speech organs Voiced and Voiceless sounds Nasal Sounds in English The Central Vowels in English Word stress in English Tonic Syllable and Tone Group Falling tone The intelligibility of Indian English (6X5 = 30 Marks) SECTION – C Q. No. III. Transcribe the following words and mark stress wherever necessary: Admit, baggage, themselves, circle, affirm, photography, curious, appear, perfect, exhaust (10 Marks) Transcribe the following sentences using appropriate weak forms wherever necessary and mark the accentual pattern : There are two birds in the tree. The girl will play and the boy will watch. Has he finished working? An apple a day keeps the doctor away. Turn to the right at the end of the street. (10 Marks) .Write an essay on the consonant clusters in English OR Discuss the diphthongs in English (10 Marks)     Contact Details: Rani Channamma University Vidya Sangama, Bhutaramanahatti, Highway No. 4, Belagavi, Karnataka 591156 Phone: 0831 256 5234 [MAP]Rani Channamma University[/MAP] Last edited by sumit; 3rd December 2019 at 01:34 PM. |