Veer Narmad South Gujarat University 2011-2nd Year B.Sc Chemistry SB-0709 ( Inorganic ) : - 3 - Question Paper
Second Year B. Sc. Examination
March / April - 2011
Chemistry (Inorganic) : Paper - III
SB-0709
[Total Marks : 70
Time : Hours]
N Seat No.:
6silq<3i Pi*unkil SnwiA u* <KH=fl. Fillup strictly the details of signs on your answer book.
Name of the Examination :
S. Y. B. Sc.
Name of the Subject:
CHEMISTRY (INORGANIC) : PAPER - 3
-Section No. (1,2......): Nil
Student's Signature
-Subject Code No.
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Instructions : (1) As per the instruction no. 1 of page no. 1.
(2) All sub questions of question-1 are compulsory.
(3) Give diagrams and equation wherever necessary.
(4) Figures to the right indicte full marks of the question.
1 Answer the following questions in brief : 15
(i) What is transition elements ?
(ii) What is L-S coupling ?
(iii) What is crystalfield theory ?
(iv) Which reagent is sprayed during paper chromatography for amino acids ?
(v) Give the value of \|/ at Nodal Point.
(vi) Write the Frank-Condon principle.
(vii) How can you separate lanthanide elements from each other ?
(viii) Give the composition of Misch metal.
(ix) What are protophilic and protogenic solvents ?
(x) How do water molecular form bonds in CuS04- 5H20 ?
(xi) Give the importance of Vanadium and Cromium metal in biological processes.
(xii) What is TDS, BOD and COD ?
(xiii) Write unit for magnetic susceptibility.
(xiv) On which factors selection rules depend ?
(xv) What is Laplacian operator ?
2 (a) What are transition elements ? Describe general 4
properties of d-block elements.
(a) On account of which characteristics transition of 4 metal differ from other metals ?
(b) Obtain term symbols for Cr+3, Fe+2 and Ni+2 ions in 4 ground state.
(b) What is term symbol ? Obtain term symbol for C, 4
CO+2 and Ni+2 in the ground state.
(c) Write a note on bivalent compounds of first transition 3 series elements.
3 (a) Explain geometry and magnetic properties of 4
[NiF4]2 and [Ni(CN)4]2 on the base of VBT.
(a) Give basic assumptions of crystal field theory.
(b) What uis paper chromatography ? Describe one dimensional paper chromatography.
(b) State different types of paper chromatography. Give 4 the method of separation for positive ions of 1st group.
(c) Write short note on crystal field stabilization energy. 3
4 (a) Derive Schrodingers wave equation. 4
(a) Give the definition of Hermition operator. Prove that 4 it gives a real eigen value.
(b) What is positive hole formalism ? Explain giving 4 examples.
(b) Describe instrument for visible spectroscopy with 4 its working.
(c) What is ion exchange resin ? Explain various types 3 of ion exchange resin.
5 (a) Explain the ion-exchange method to separate 4
lanthanide elements.
(a) Describe the solvent extraction method for separation 4 of it.
(b) What is lanthanide construction ? Explain its effects. 4
(b) Write short note on Misch Metal. 4
(c) Explain redox and precipitation reaction in liquid NH3. 3
6 (a) Explain hydrogen bond in ice give the difference 4
between c-bond and H-bond..
(a) Give the difference between Intramolecular 4 and Intermolecular H-bond and give example of each.
(b) Describe the importance of Hemoglobin in blood 4 and chlorophyll in green leaves.
(b) Discuss roll of Hemoglobin as a carrier of 02 and C02. 4
(c) Explain Electro-dialysis and Reverse Osmosis for 3 desalination method for sea water.
SB-0709] 4 [ 2500 ]
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