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Started on 25/9/2007

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Simple Questions Ch. 33 Polymers Question Bank

1. What is a polymer?
2. Give two examples of natural polymers.
3. What are homopolymers?
4. What are step-growth polymers?
5. What are chain growth polymers?
6. What are elastomers?
7. Give two examples of fibres.
8. What is a thermoplastic?
9. What is the monomer for polymer polyvinyl acetate?
10. How do you get isomers of Poly(1,3-butadiene) from butadiene?
11. Give two examples of copolymers.
12. What vulcanizatin of rubber?
13. Give tow examples of step growth polymers.
14. How do you get nylon-66 polymer?
15. How do you produce bakelite?
16. What are the monomers of Buna-S polymer?
17. What do you get by polymerisation of caprolactum?
18. What is monomer of teflon?
19. What is monomer of synthetic rubber?
20. What is the monomer of starch?

First answer the questions yourself using the text book. If required visit www.iit-jee-chemistry-aps.blogspot.com for answers

Simple Questions Ch. 32 Amino Acids and Peptides Question Bank

1. What are amino acids?
2. What is the link between amino acids and proteins?
3. Give two examples of amino acids with Nonpolar R Group.
4. Give two examples of Amino acids with Polar R Group.
5. Give two examples of amino acids with charged R group.
6. Give two examples of amino acids that cannot be made by human body.
7. What is chiral nature of amino acids?
8. What zwitterion?
9. What is peptide linkage?
10. What is a dipeptide?
11. What is the relation between peptide and protein?
12. What is the simplest amino acid?

First answer the questions yourself using the text book. If required visit www.iit-jee-chemistry-aps.blogspot.com for answers

Simple Questions Ch. 31 Carbohydrates Question Bank

1. what are carbohydrates?
2. How are carbohydrates classified?
3. How is gluco prepared from sucrose?
4. What are monosaccharides?
5. give an example of polysaccharide.
6. Give an example of oligosaccharide.
7. How many stereo isomers a carbohydrate can have?
8. What is a cyclic hemiacetal position?
9. What is Haworth projection?
10. What is Fischer projection?
11. What is chair conformational formula?
12. What are anomers?
13. What is mutarotation?
14. What reactions are supported by reducing sugars?
15. Give two examples of disaccharides.
16. What is invert sugar?
17. what are hydrates of carbon?
18. Give the structure of Ketopentose.
19. give the structure of ketotriose.
20. Give the structure of aldotetrose.
21. Give 5 sugars and rank them in relative order of sweetness.

For answers
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Simple Questions Ch. 30 Amines Question Bank

1. What are Amines?
2. How do you prepare ethylamine?
3.How will you prepare diethyl amine?
4. How is ethyl amine prepared from nitroethane?
5. How will you prepare ethyl amine from acetaldoxime?
6. How will yoo prepare ethalamine from methyl iodide?
7. How do you distinguish primary, secondary and tertiary amines?
8. What are the Differences between primary, secondary and tertiary amines?
9. What is the action of acetyl chloride on primary amines?
10. What is the action of sodium nitrite and hydrochloric acid on ethyl amine?
11. what is the action of nitrous acid in dimethyl amine?
12. Give the structure of 2-propanamine.
13. What is methylation of amines?
14. What is the action of acetic anhydride on Triethyl amine?
15. What is carbalamine test?
16. what is Libermann reaction?
17. what is Gatttermann reaction?
18. What is Hinsberg reagent?
19. what is Hoffmann's method?
20. What is aniline?
21. How do you prepare diazonium salt?
22. What is sandmeyer reaction?

Simple Questions Ch. 29 Phenols

1. What phenol?
2. How is phenol prepared using benzene?
3. What is the action of Bromine water on phenol?
4.How is phenol prepared using benzene sulphonic acid?
5.What is the action of dilute nitirc acid on phenol?
6. How is phenol prepared using chlorobenzene?
7. What is the action of conc. nitric acid in the presence of conc. sulphuric acid on phenol?
8. How is phenol prepared using cumene?
9. What is the action of Bromine in CS-2 on phenol?
10. Give a test distinguish between phenol and ethanol?
11. What is the action of conc. sulphuric acid at different temperatures on phenol?
12. How will you obtain from carbolic acid picric acid?
13. How do you use ferric chloride to distinguish between phenol and alcohol?
14. How will you obtain 2,4,6-tribromophenol from carbolic acid?
15. What are the differences in physical properties among p-nitrophenol, o-nitrophenol and m-nitrophenol?
16.What is williamson synthesis?
17. what is Fries rearrangement?
18. What is the action of nitrous acid on phenol?
19. What is Reimer-Tiemann reaction?
20. What is Schotten-baumann reaction?
21. What do phenols liberate when treated with sodium?
22.Are phenols soluble in sodium bicarbonate solution?
23. what happens when phenol is exposed to air?
24. What is picric acid?
25. What is cresol?

Simple Questions Ch. 28 Carboxylic Acids

1. what is a carboxylic acid?
2. How do you prepare a carboxylic acid from primary alcohol?
3. How do you prepare carboxylic acid from alkylbenzene?
4. How do you prepare carboxylic acid from Grignard reagent?
5. How do you prepare carboxylic acid from nitriles?
6. Do the molecules of carboxylic acids exhibit hydrogen bonding?
7. Why is the boiling point of caroxylic acid higher than that of an alcohol of comparable molar mass?
8. why acqueous solutions of caroxylate salts are slightly alkaline?
9. How do you convert carboxylic acid into an ester?
10. How do you convert carboxylic acid into acid chloride?
11. How do you convert carboxylic acid into alcohol?
12. what is Hell-Volhard-Zelinsky reaction?
13. Explain how do you get alkane from sodium salt of carboxylic acid with an example.
14. what happens when you heat a calcium salt of carboxylic acid?
15. How do you get acetic anhydride?
16. What do you get from treatment of an ester with LiAIH-4 followed by acid hydrolysis?
17. Name the reactants that produce benzophenone on heating?
18. what are the differences between acetic acid and formic acid?
what are the products of reaction between formic acid and concentrated sulphuric acid?
19. How do you produce acetaphenone?
20. which compound is synthesized by Hell-Volhard-Zelinsky reaction?

1. what are aldehydes?
2. what are ketones?
3. What is Gatterman reaction?
4. How do you reduce R-COCl to an aldehyde?
5. How do you get an aldehyde from methylbenzene?
6. How do you get ketone from alcohols?
7. What is the state of formalehyde as room temperature?
8. What is formalin?
9. Can you easily oxidize ketones?
10. Can you reduce aldehydes?
11. Can you reduce ketones?
12. What is Clemmensen reduction?
13. What is Wolff-Kishner reduction?
14. What is Cannizzaro reaction?
15. What is tollens reagent?
16.What is Fehling's solution?
17. What is Diels-Alder Reaction
18. What is Keto-Enol Tautomerism?
19 How do you get cyanohydrin from a ketone?
20. Give an example of aldol condensation.

Simple Questions Ch. 26 Alkyl and Aryl Halides

1. Is the C-X bond in alkyl halides polar?
2. How does the bond strength change with increasing size of halogen atoms?
3 Between alkyl halides and corresponding alkanes whose boiling point is more?
4. How does the boiling point of alkyl halide change with size of the halogen atom?
5. How do you produce nitroalkane?
6. How do you produce isocyanide?
7. what is S-N-1 mechanism?
8. What is S-N-2 mechanism?
9. Give an example of converting an alkyl halide to alkene.
10. How do you produce Grignard reagent?
11. How do you prepare aryl halides by Friedel Crafts halogenation?
12. How do you prepare aryl halides by Sandmeyer reaction?
13. what is Schiemann reaction?
14. What is an aryl group?
15. Between aryl halides and alkyl halides which are more reactive to nucleophilic substitutin?
16. What is the major product when 2-bromobutane is treated with ethanolic KOH?
17. How many isomers does dibromobutane has?
18. what are the products of reaction between RMgX and ethyl formate?
19. what are the products of reaction between RMgX and water?
20. What is a Fittig reaction?
21. What does chlorination of toluene with excess of chlorine under the conditions of light and heat produce?
22. Is fluorination of benzene a exothermic reaction?
23. What is Wurtz-Fittig reaction?
24. What is Walden inversion?
25. In the reaction of p-chlorotoluene with KNH-2 in liquor Ammonia, what is the major product?
26. What happens to dipole moment as the size of the halogen atom increases in alkyl halides?
27. What is steric hindrance?
28. Are alkyl chlorides lighter than water?
29. What is Saytzeff rule?
30. What is benzenediazonium chloride?

Simple Questions Ch. 25 Alcohols

1. Which type of alcohols react fastest with Lucas reagent at room temperature?
2. How do you prepare methanol industrially?
3. Is 2-methylpropan-2-ol a teriary alcohol?
4. How do you prepare methyl ethyl ketone?
5. How do you prepare butanonitrile?
6. Out of primary, secondary and tertiary alcohols, which ones have minimum boiling point?
7.What is the order of reactivity of HX towards ROH?
8. What is the order of reactivity of various degrees of alcohols with HX?
9. what are the products of dehydration of 1-butanol? What is the main product?
10. What is the reactivity of various degrees of alcohol with active metals?
11. What is the relative reactivity of alcohols in comparison to water and ethyne?
12. How do you change a 1 degree alcohol into 1 degree aldehyde?
13. In the Victor Meyer test which type of alcohols show blue colouration?
14. what is Lucas reagent?
15. Which type of alcohols do not react with Lucas reagent?
16. What is glycerine? Is it a alcohol?
17. In the Victor Meyer test which type of alcohols show red colouration?
18. In the Lucas test, how do you identify alcohols?
19. What do you get when vapours of 2-propanol are passed hot metallic Cu at 570 K?

Chapter 19 Simple Questions - Hybridization, Isomerism and Nomenclature

1. What is the distance between two adjacent carbon atoms in ethane? Compare it with the distance between the same in ethene?
2. Name an isomer of diethyl ether?
3. Whatis the maximum number of isomers for an alkene C-4H-8?
4. What is dipole moment?
5. What is cis-trans isomerism?
6. What is the structural formula for 3,3-dimethyl-1-butene?
7. What is the structural formula for 3,3-dimethyl-1-butene?
8. If two compounds have same empirical formula, but different molecular formulae, what characteristics will be different?
9. What is the number of isomers c-6H-14 has?
10. What the Cl-C-Cl angle in tetrachloromethane?
11. What are the number of structural and configurational isomers of a bromo compound C-5H-9Br? How do you produce it?
12. what is keto-enol tautomerism?
13. give an example of keto-enol tautomerism.
14. What is the number of sigma and pi bonds in 1-butene-3-yne?
15. What is chirality?
16. What is a chiral carbon?
17. What is an asymmetric carbon?
18. What are conformers (conformation isomers)?
19. What is metamerism?
20. What tautomerism?
21. what are isomers?
22. What are stereo isomers?
23. what are enantiomers?
24. How can you separate two enantiomers?
25. Name some compounds that show optical activity.
26. what is the relationship between mesotartaric acid and d-tartaric acid in terms of isomerism?
27.What are axis of symmetry and centre of symmetry?
28. When do you say a molecule is chiral?
29. Whar is the number of isomers that C-7H-16 has?
30.What is a meso compound?

Alkynes Simple Questions (S.Q.3)

Simple questions on reactions of Alkynes

1. When propyne is treated with acqeous H-2SO-4 in the presence of HgSO-4, which ketone is formed?
2. Which hydrocarbon contains acidic hydrogen?
3. Give bases stronger and weaker acetylene?
4. Give acids stronger than and weaker than acetylene?
5. To add water to a triple bond what other chemicals are required?
6. When R’MgBr reacts with RC- triple bond-CH, what alkane will result?
7. What are the products of ozonolysis of triple bond (alkyne)?
8. What is the output when ethyne is passed through hot iron tube at 400 degrees Celsius?
9. What is Lindlar’s catalyst?
10. Which alkene will emerge when alkyne is reduced with Lindlar’s catalyst?
11. Which alkene will emerge when alkyne is reduced with lithium metal in liquid ammonia solvent?
12. Among alkynes and alkenes, which are more reactive to halogens? Why?
13. What is the product obtained by adding water to 1-butyne in the presence of required catalysts? What are the catalysts?
14. What are tautomers?
15. What is final the output of polymerization of acetylene? What are intermediate outputs?
16. What are alkadienes?
17. What do you get by adding H-2 to 2-butyne? Give the two alternatives due to difference in reducing agents.

Please give your comments if any

Alkynes Simple Questions (S.Q.2)

On methods of preparation

1. what is produced by hydrolysis of Calcium carbide?
2. What is produced by hydrolysis of magnesium carbide?
3. Name the potassium salt used to produce acetylene in Kolbe's electrolytic method.
4. what is the first stage in dehydrohalenation of vicinal dihalides and what are the conditions required for the reaction?
5. what is the second stage in dehydrohalenation of vicinal dihalides and what are the conditions required for the reaction?
6. what do you get in the first stage after reaction of 1,1 -dibromopentane with KOH(alc)?
7. How do you get ethyne from iodoform?
8. How do you get ethyne from chloroform?
9. what do you get by hydrolysis of Aluminium carbide?
10. which gaseous hydrocarbon is produced when calcium carbide reacts with water?