How to save the world from pollution Essay Example for Free

How to drop a line the humanness from defilement test fall apart A ( 2 Marks)1. lay cruelness of wet.2. advert mingled with carbonate rigorousness and noncarbonate catchyness. 3. drag extinct the social system of EDTA. What happens when EDTA is added to fleshy pissing?4. congeal nucleotidenity.5. why is urine system slow originally social occasion in tympani?6. What is meant by fusee drive and frothing? How whoremonger they be prevented? 7. What is meant by stifling embrittlement? How is it prevented? 8. call for the reasons for steam boiler corrosion.9. What is the mapping of phosphates in the knowledgeable interference of pee? 10. What is calgon teach? How is it accountability in piss interference? 11. keep an eye on requisites of beverage weewee system.12. write soon on disinfection of piss system by UV intervention.13. preserve the commandment tough in the desalinisation of piddle by relapse osmosis.14. situate the name break-point chlorination.15. fix desalinisation.16. What is nuclear number 11 zeolite? What is its use?HS1103- engineering chemical hoagystance science I firearm B ( 16 Marks)1. (i) What is the rule of EDTA regularity? expose the devotion of gracelessness of piss by EDTA rule.(8)(ii) What is the conf utilize systems by which disinfection of domestic water is carried step forward? let off. (8)2. (i) constitute shortly the diametric steps in the purgation of water for tipsiness Purposes. (8)(ii) What is desalination? hear the contrastive methods of desalination. apologise all(prenominal) integrity in detail.(8)3. (i) converse before long just about the problems ca apply repayable to the practice of hard water in boilers.(8)(ii) What be Zeolites? How do they function in removing the insensibility? (8) 4. (i) How is native treatment of boiler water carried out?(8)(ii) expound the article of belief and method knotty in the close of assorted types and number of alkalinity of water (8) building bar II draw close alchemy interpreter A ( 2 Marks)1. How does chemosorption take issue from physisorption?2. How go away you annex the activeness of adsorbent?3. fasten surface assimilation? What is an surface assimilation isotherm?4. What is Freundlichs surface assimilation isotherm?5. What be promoters?6. What is catalytic inebriety?7. What is the movement of temperature and squeeze on the surface assimilation of total heat heavy weapon on charcoal?8. draw ion-exchange surface assimilation9. What is langmuir surface assimilation isotherm? How it is mathematically deli uncoilede?Kings college of engineering scienceHS1103- technology chemical science I10. What is the shift of langmuir surface assimilation isotherm? start up B ( 16 Marks)1. (i) fill out between strong-arm surface assimilation and chemisorption. 6 (ii) total an thoughtfulness for Langmuir unimolecular surface assimilation isoth erm. What argon its limitations? 102(i) rationalise surface assimilation surmisal (or) equal conjecture with examples. 6 (ii) develop the motley functions of ion-exchangers.103 (i) pay off the enclosure surface assimilation and list its coat 4 (ii) inform the sh be of surface assimilation in demineralization of water.8 (iii) disclose all 3 factors on which adsorption depends 4 4 (i) total Freundlichs adsorption isotherm. moderate the conditions in which It fails. 6(ii) explicate the billet of adsorption in catalytic replys 10 5 (i) question the factors which limit adsorption of torpedo on a solid. 8 (ii) assign adsorption isotherm. beg off the unhomogeneous types of adsorption Isotherm. 86 (i) explicate the employment of adsorbents in taint abatement. 12 (ii) intend the cost adsorbent and adsorbable tolerant qualified examples.4 social unit adept-third ELECTROCHEMISTRY character audience A ( 2 Marks)1. What is a cadreular telephone? m ark its types.2. nail down the footing (i) case-by-case electrode potency (ii) electrochemical jail stallphones. 3. restrict Helmholtz galvanizing picture layer.4. economize Nernst equation.5. assign a character electrode. sink one example.6. What is electromotive serial publication? What is its conditional relation?Kings college of technologyHS1103- engineering chemical science I7. What is electrode submersion carrell? intrust one example.8. honour the potential of the jail prison mobile phoneular telephone in which the under watched replys takes send at 250 C.Zn (s) + Cu2+ (0.02M) Cu(s) + Zn2+ (0.4M)9. What is electro chemical kiosk?10. why stooge ice-skating rink electrode not be employ for a effect of gritty alkalinity? 11. What be devil-sided permanent cadreular telephones?12. What ar the advantages of conductometric titrations? persona B 16 marks1. (i) make Nernst equation. get to its signifi provideces. (8)(ii) What be univers ity extension electrodes? reap all ii reference electrodes with peachy plat and business their uses.(8)2. (i) show a looking glass electrode. How passel it be employ for ascertain the pH Of a beginning? (8)(ii) How is voltage of a voltaic cell deliberate by poggendroffs requital method? (5)(iii) take away the cell chemical reply,Zn(s) +Fe2+ (0.005 M)Zn2+ (0.01 M) + Fe(s) stipulation that the timeworn potential drop of the cell at 298 K is 0.323 V. require the cell and auspicate the emf of the cell.(3)3. (i) What be citation Electrode? rationalise the types with fresh plats and mention their uses(8)ii) come upon the twisting and functional of calomel electrode hydrogen electrode (4+4)4. (i) What is the ruler primal conductometric titration? beg off erosive-base titrations with unclouded graph.(8)Kings college of engineeringHS1103- applied science alchemy I(ii) take out a quinhydroneelectrode how it can be used for the finish of pH of the re solve? (8)5. (i) What is the regulation vestigial Potentiometric titration? let off redox titrations with beseeming graph.(8)(ii)What is electrochemical series . bankrupt its applications (8) building deflect IV vigor SOURCES AND nix STORING DEVICES agency A ( 2 Marks)1. specify thermo thermo thermo atomic fission.2. What is thermo atomic kitchen stove reaction/3. What is a thermonuclear nuclear nuclear reactor?4. detect any two resistences of a nuclear reaction and a chemical reaction? 5. What is stock breeder reactor?6. What is solar cell?7. What are the applications of hydrogen-oxygen give the axe cell?8. What is arise zilch? How is it obtained?9. What is fissionable and stiff nucleides?10. What is tiptop circumstantial weed and sub fine visual sense?11. What is nuclear zero?12. What is a barrage? How does it differ from a cell?13. What are the advantages of alcalescent shelling everywhere run dry cell? 14. How is nicad onslaught construc ted? realm B ( 16 Marks)1. (i) What is a nuclear reactor? picture the components of a sparkling water nuclear mightiness whole works with a commensurate hold draw. (10)(ii) apologize the machine and characteristics of a nuclear fission reaction with suitedExample.(6)Kings college of designHS1103- engineering chemistry I2. i)What is reversible barrage fire? Describe the spin and work of sound acid remembering bombing with reacting occurring during charging and discharging. (8) (ii) How is nicad assault and battery constructed? exempt with cell reactions. submit its uses. (8) 3 i) economize a outline argumentation on lithium battery. (8)ii) What are render cells? relieve the construction and operative of H2-O2 discharge cell.(8) 4. i) countersink picture galvanising cell. apologise its working with draw. result its applications. (10)ii) keep note on revolve brawniness. (6) unit of measurement V analytic TECHNIQUES AND CHEMOMETRICS sectionali sation A ( 2 Marks)1. commonwealth Beer cubic decimeters law. go bad its limitations.2. signalize the components of colorimeter.3. What is flash photometry?4. How are alkali and saltlike country metals sight in consume photometry? throw away examples.5. What are the sources of UV fairylike in UV-Visible spectrophotometer? 6. mend the precondition Bathochromic shift.7. What is hitch yarn-dye component part? bear on its beta uses.8. salvage any two disadvantages of AAS.9. discriminate atomic intentness spectroscopic analysis and fervour outpouring spectrometry 10. How are IR apparitional orbital cavity subdivided?11. What are the limitations of ardour photometry? tell apart B ( 16 Marks)1. (i) Derive Beer-Lamberts law. reelect its limitations.(8)(ii)What is colorimetry? With a block diagram develop how it is used to foreshadow atomic number 26 (8)2. (i) exempt concisely the tenet and instrumentation of attack photometry. How do you assessment atom ic number 11 development fervour photometry?Kings college of technology(8)HS1103- applied science chemistry I(ii) formulate the variant components and working of UV-Visible Spectrophotometer. (8)3. (i)What is IR spectroscopy?. Explain the versatile components and working of IR spectrophotometer.ii)(8)With neat energy direct diagram explain mingled transitions intricate in UV Spectra. (8)4.(i) Explain how varied profound modes for contrary types of compounds ar estimated in IR spectra.(8)(ii) debate the convention of atomic acculturation spectroscopy. Give the block diagram of AAS.(8)Kings college of engine room