This download link is referred from the post: SGBAU B.Tech Last 10 Years 2010-2020 Question Papers || Sant Gadge Baba Amravati university
FirstRanker.com
Firstranker's choice FirstRanker.com
B.Tech. First Semester ((FPOPC) Polymer (Plastic)) (CGS)
--- Content provided by FirstRanker.com ---
11700 : Applied Inorganic Chemistry : 1 SCT 1
AW - 2929
Max. Marks : 80
Pages : 2
Time : Three Hours
--- Content provided by FirstRanker.com ---
Notes:
- Answer three questions from section A and three questions from section B.
- Diagrams and chemical equations should be given wherever necessary.
- Discuss the reaction, mechanism wherever necessary.
- Use of pen Blue/Black ink/refill only for writing the answer book.
--- Content provided by FirstRanker.com ---
SECTION - A
- a) Derive Schrodinger wave equation?
b) State and explain de Broglie's Principle. 4
c) Write the Postulates of Bohr's theory. 3 - a) What is ionisation potential? What are the factors affecting ionisation potential. 6
b) State and explain Aufbau Principle. 4
c) Explain electron affinity? How it differs from electronegativity. 3 - a) Define lattice energy? How it is calculated by Born-Haber cycle.
b) Differentiate covalent and ionic bond. 4--- Content provided by FirstRanker.com ---
c) Explain the following 4
i) Inert pair effect ii) Metallic bond - a) What is meant by hybridisation? Explain SP3 hybridisation with suitable examples. 4
b) What is hydrogen bond? Classify with suitable example. 5--- Content provided by FirstRanker.com ---
c) Explain the following 4
i) Coordinate bond ii) Odd electron bond - a) What is meant by hardness? Explain the ion exchange process.
b) Calculate temporary and permanent hardness of water sample containing
Mg(HCO3)2 =73mg/l--- Content provided by FirstRanker.com ---
Ca(HCO3)2 =16.3ppm
MgCl2 =9.5ppm
CaSO4 =13.6mg/l
c) Write the disadvantages of hard water in industries. 4
OR
--- Content provided by FirstRanker.com ---
OR
OR
--- Content provided by FirstRanker.com ---
AW -2929 1 P.T.O
FirstRanker.com
Firstranker's choice
FirstRanker.com
- a) What is softening of water? 6
--- Content provided by FirstRanker.com ---
b) Write the effect of water on rock and minerals. 4
c) Differentiate scale and sludge formation. 4
SECTION -B
- a) What is Ore? Describe froth flotation process. 5
b) What are compositions of bronze? Discuss their properties and applications. 4--- Content provided by FirstRanker.com ---
c) Why alloys required? Write any four points. 4 - a) Discuss magnetic separation and Gravity separation method. 6
b) Explain with reaction 4
i) Calcination ii) Roasting--- Content provided by FirstRanker.com ---
c) What is Brass? Give its properties and uses. 3 - a) What are the factors affecting on corrosion. 5
b) Explain the following 4
i) Galvanic corrosion ii) Waterline corrosion
c) What is cathodic corrosion? Discuss impressed current cathodic protection. 4 - a) Explain the following 9
i) Pitting corrosion
ii) Intergranular corrosion
iii) Stress corrosion--- Content provided by FirstRanker.com ---
b) What is wet corrosion? Discuss the mechanism 4 - a) Discuss the manufacturing process of Portland cement by wet method. 6
b) What is meant by refractory? Classify. 4
c) Give the composition and uses of 4
i) Soda glass ii) Borosilicate glass - a) Discuss the manufacture process of glass. 6
b) Why cement called Portland cement? Explain the role of Gypsum in cement. 4
c) Write any two properties and uses of refractory. 4
OR
--- Content provided by FirstRanker.com ---
OR
--- Content provided by FirstRanker.com ---
OR
AW -2929 2
--- Content provided by FirstRanker.com ---
FirstRanker.com
This download link is referred from the post: SGBAU B.Tech Last 10 Years 2010-2020 Question Papers || Sant Gadge Baba Amravati university
--- Content provided by FirstRanker.com ---