Download SGBAU B-Tech 3rd Sem Inorganic Chemistry Question Paper

Download SGBAU (Sant Gadge Baba Amravati university) B-Tech/BE (Bachelor of Technology) 3rd Sem Inorganic Chemistry Previous Question Paper

B.chh. Third Semester (Chem. / Poly / Food / Pulp / Oil / Petro) (Old)
Inorganic Chemistry
3 SCE l
AW - 3550
" l
lmmljmis Ill Max; Marks : 80
P. Pages : 2
Time : Three Hours
Notes : 1 Due credit will be given to neatness and adequate dimensions.
2. Assume suitable data wherever necessary.
3. Diagrams and chemicals equations should be given wherever necessary.
4 Discuss the reaction, mechanism wherever necessary.
5 Use of pen Blue/Black ink/re?ll only for writing the answer book.
SECTION - A
l. a) Derive the Schrodinger wave equation. 6
b) State and explain de Broglie's principle, 4
c) Write the postulates of Bohr's theory. 3
OR
2. a) What are quantum numbers ? Discuss and give the distribution of electrons with in the 6
orbital.
b) Explain the following 2 4
i) Atomic number ii) Autban principle
c) State and explain Heisenberg's uncertainty principle. 3
3. a) What is ionic bond 7 Explain with example and properties. 6
b) Explain the following : 8
i) Covalent bond ii) Metallic bond
iii) Bond energy iv) Bond length
OR
4. a) What is meant by lattice energy ? Discuss the Born Haber cycle. 6
b) What is hydrogen bonds '? How are they classi?ed. 4
c) What is hybridisation ? Discuss SP3 hybridisation with example. 4
S. a) What is coordinate bond ? Discuss valence bond theory. 6
b) Write the applications of chelates. 4
c) What are the factors affecting the stability ol?complexes. 3
OR
AW - 3550 l P.T.0

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AW - 3550
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Explain the Wemer cuordinaron thcnry for octahcdral complexes.
Explain inner and outer orbital complexn.
Explain the terms :
i) thlalc 1i) l igand
iii) Coordination numbcr
SECTION - B
What is. meant by alloy 1? Discuss thc magnetic separation method.
Explain the roasting and calcmutiun with example.
What in Bronze ?? Write their uses.
OR
Write the importance ofore dressing Ciscuss any two methods.
Explain the following :
i) Gangue ii) Slag
Discuss the froth ?otation pmcess.
Discuss the manufacturing of glass.
How the color imported in giuss (any four)
What are the basic raw mate rial of ceramic;
OR
What is meant by refractorirs ?? Describc the nmnufacturing steps.
What is potash glass ?.? Explixin lhc pmpemes and uses.
Write the industrial applicaxmns ol?rcl?ractnrics.
Discuss the industrial mzmur?ncturing pmccss ofsulphuric acid.
Stale :he applications of actzx utcd carbon.
Write the names ofnitraling. ugcnt.
OR
Discuss the manufacturing process of nimc acid.
Write the industrial applications 0f~
i) Activated carbon ii 'l Rare gas
Write the names of suiphonating agent
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