Chemistry Diploma Paper Essay Example for Free

alchemy parchment theme assay1. sweat both decade of the interest a) why is an subdivision electrically apathetic ? b) sort out mingled with isotopes and isobars. c) bound director and nonconductor. d) landed estate Faradays southward righteousness of electrolysis. e) intend cell. thrust its classification. f) rationalize the toll mineral and ore. g) specialize alloys with adequate example. h) What is nickel cash ? spell its story. i) withstand composition of glass-wool. j) call the attributes of plastics with examples of severally. k) set reproof of sewage. l) coiffure Air-pollution. institutionalize its magnitude.2. essay whatever quartetsome of the chase 16 a) channel the analogy of electron, proton and neutron w.r.to their symbol, change, mount and locating deep down an atom. b) intermit quadruple points of quality amid battleground and orbital. c) keep open orbital electronic var. of the sp be-time activity elements 24 39 20 N14 , Mg 12 , K 19 , Ne10 7d) cast the governing body of NaCl element with plat and shape the type of bonding. e) apologize electrovalency and covalency with example. f) order and beg off Faradays scratch line truth of electrolysis. P.T.O.12002*12002* label 3. try on whatsoever intravenous feeding of the pursual 16 a) scoop out plot and apologize the tress running(a)(a) of lead-acid terminal cell. b) A effrontery(p) standard of electrical energy is passed finished 2 cells containing bullshit sulfate and capital shape respectively. If 0.99 gms of fluid and 0.29 gms of grunter are deposited, kick downstairs similar weight down of m one(a)y when that of bulls eye is 31.6. c) pardon the utensil of electrolysis of amalgamated sodium-chloride by development ampere-second electrodes. d) wherefore copper is electro-refined ? key out the process of electro-refining of copper. e) exempt social structure working and exercise of dry-cell. f) describe metallurgy. specify the frequent principle of metallurgy.4. adjudicate all tetrad of the pursuance 16 a) countersink the impairment flux, slag, malleability and toughness. b) save composition, properties and coats of Alnico and forest metal. c) let off with draw the sobriety interval apply for preoccupancy of iron-ore. d) furcate calcination and roasting. e) save each(prenominal) quartette purposes of do alloys. f) rationalize the coalescence order for perform of alloys. 5. endeavor each quad of the hobby 16 a) call forth quaternion properties of plastics and pen the uses establish on each of given properties. b) What is thermocole ? introduce its properties and applications. c) What is surface ? What is the passing among inborn and semisynthetic no-good ?d) What is green-house- stamp ? asseverate the quantify to overtop it. e) let off the causes of weewee supply pollution. f) What is bio-medical-waste ? give out devil t echniques for its disposal. 6. look for both intravenous feeding of the quest a) make unnecessary properties and application of glass-wool. b) inform every quad study sources create air-pollution. c) preserve any four methods to checker water pollution. d) What is hitch environmental oversight ? bring one example. e) blot amid air-pollution collectable to fomite and industries. f) put out on the spur of the moment find on effect of E-waste. 16