Download SGBAU BSc 2019 Summer 3rd Sem Industrial Chemistry Unit Process n Process Equipments Question Paper

Download SGBAU (Sant Gadge Baba Amravati university) BSc 2019 Summer (Bachelor of Science) 3rd Sem Industrial Chemistry Unit Process n Process Equipments Previous Question Paper

AW?l686
B.Sc. (Part?ll) Scmeslcr?III Examination
3S : INDUSTRIAL CHEMISTRY (R/V)
(Unit Processes and Process Equipments)
Time : 'l'hree Hours] [Maximum Marks : 80
Note :?(1) Question N0. 1 is compulsory and carries 8 marks.
1. (A)
(B)
(C)
(2) Remaining all SIX questions carry 12 marks each.
(3) Give chemical equations and draw diagram wherever necessary.
(4) Use of calculator is allowed.
Fill in the blanks :? 2
(i) In hydrogenation of vegetable oil, glycerides of unsaturated fatty acid are converted
into glycerides of __ acid.
(ii) The mixed acid used in nitration is composed of HNO3 and
(iii) Mcleod gauge is generally used in Lhe measurement of high
(iv) Composting is the aerobic and ? decomposition of organic matter present
in the refuse by microorganisms.
Choose the correct alternative :? 2
(i) Halogenation reactions involve the use 01' :
(a) Chlorine (b) Bromine
(c) Iodine (d) All of these
(ii) Which of the following is not an oxidising agent ?
(a) KMnO4 (b) K2Cr107 _
(c) HCl ((1) HN 03
(iii) Evolution of hydrogen type corrosion occurs in this environment :
(a) Acidic (b) Basic
(0) Neutral (d) All of these
(iv) Which of the following is a Vigorous hydrogenation catalyst ?
(21) Copper (b) Nickel
(c) Palladium (d) Platinum
Answer in ONE sentence :? 4
(i) What is sulphonation ?
(ii) Why the hardening of vegetable oil is carried out ?
(iii) Give the sources of radioactive waste.
(iv) De?ne passivity.
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2. (A) What is etlkylalion ?.? Discus an) 11mm: alkylating agents. 4
(B) Explain the nlmml?aclure of Ir-nilmunilinc. 4
(C) Give an account of continuous nitration. 4
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3. (P) Discuss the manul?mture of animacclanilidc from acctnnilidc. 4
(Q) Describe cathodic IL?d'JCIJOD method 0]. elimination. 4
(R) Explain the vapour phase muhznism oi' alkylation. 4
UNIT?Il
4. (A) Give an account 01? sulphonulzon 0f bcnzcnc. _ 4
(B) What is brominution ?? Explain any Ihrec :ypes of brominming agent. 4
(C?) Discuss Ihc thermodynamics uf hydrolysis. 4
OR
5. (1?) Explain any four factors affecting sulfonalion. 4
(Q) Give an account of various lwdmlysing agents. 4
(R) Discuss the manufacture of chlorohcn'A-nc. 4
[WIT?lll
6. (A) Explain the manufacture of brnzoic acid 4
(B) Discuss the nmnufzxcun'e of n cthannl 1] mm carbon monoxide and hydrogen. 4
(C) What is esteri?cation ?2? Explain the catcrilication of organic acid with ole?n. 4
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7. (P) Give an account of VigOI?OUb 1nd :nild E1}drogenation cataiysts. 4
(Q) Discuss 1hc manufuclure of wnyl awhile. 4
(R) What is oxidation 3? Explain .my three types of oxidative reactions. 4
UNIT?IV
8. (A) Draw and cxplain glass .hem;01nelcr. 4
(B) Discuss .Joat type HQJid lexc. gauge. 4
(C) Draw and cxplain mauoxzmisx 4
0R
9. (P) Describe radiation pyromctcr with diagram. 4
(Q) Give an account 0,? l?iraui ganc used in the measurement of pressure. 4
(R) Explain Del! type liquid level gauge. 4
<7 ?
YBC? . _ (Comd.)
C.
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UN IT?V
IO. (A) Give the mechanism of corrosion by hydrogen evolution. 4
(B) Describe underground corrosion. 4
(C) Draw and explain manufacturing process of oil paints. 4
OR
11. (P) De?ne corrosion. Discuss galvanic corrosion. 4
(Q) Discuss the factors affecting corrosion. 4
(R) Describe chemical and physical passivity. 4
UNIT??Vl
12. (A) Dc?ne solid waste. Explain the types of solid waste with suitable examples. 4
(B) Explain composting as a solid waste trcatment. 4
(C) Discuss biomedical waste. 4
OR
13. (1?) Explain the method of industrial solid waste Lrealment and disposal by incineration.
4
(Q) Describe the types of hazardous solid waste. 4
(R) Give an account of recycling and reuse of solid waste. 4
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