[{"id":253254,"question":"2,5-dimethyl-1-hexene has","choices":[{"text":"Two sp2 hybridized carbons","value":"A"},{"text":"Six sp2 hybrid carbons","value":"B"},{"text":"Two double bonds","value":"C"},{"text":"Four pi electrons","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253253,"question":"The angle between the unhybridized 2pz orbital and the three sp2 hybrid orbitals in ethene is","choices":[{"text":"180°","value":"A"},{"text":"120°","value":"B"},{"text":"90°","value":"C"},{"text":"60°","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253251,"question":"Substituted phenyl group are called","choices":[{"text":"Arene groups","value":"A"},{"text":"Alkyl groups","value":"B"},{"text":"Aryl groups","value":"C"},{"text":"Acyl groups","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253249,"question":"Which of the following is not an electrophilic substitutional reaction of benzene?","choices":[{"text":"Free radical chlorination of benzene","value":"A"},{"text":"Friedel Craft alkylation","value":"B"},{"text":"Sulphonation","value":"C"},{"text":"Nitration","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253248,"question":"Aniline is the derivative of the benzene containing the","choices":[{"text":"Hydroxyl group","value":"A"},{"text":"Amino group","value":"B"},{"text":"Amido group","value":"C"},{"text":"Imido group","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253246,"question":"Benzene cannot undergo the ------- directly","choices":[{"text":"Substitution reaction","value":"A"},{"text":"Addition reaction","value":"B"},{"text":"Oxidation reaction","value":"C"},{"text":"Elimination reaction","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253245,"question":"Which of the following tests helps to distinguish between alkyne and alkene?","choices":[{"text":"Lucas test","value":"A"},{"text":"Tollen's reagent test","value":"B"},{"text":"Baeyer's test","value":"C"},{"text":"Fehling's solution test","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253244,"question":"When 1-butene reacts with bromine, the product formed will be","choices":[{"text":"1, 3-dihydroxy butane","value":"A"},{"text":"But-1, 2-diol","value":"B"},{"text":"1, 3-dihydroxy butan-diol","value":"C"},{"text":"1,2-dibromo butane","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253243,"question":"2-Propenol, on rearrangement, yields","choices":[{"text":"Propanal","value":"A"},{"text":"Propanone","value":"B"},{"text":"2-propano","value":"C"},{"text":"Both A and B","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253241,"question":"Ethene is produced from ethyl chloride by reacting with alcoholic KOH. The process is called","choices":[{"text":"Hydrogenation","value":"A"},{"text":"Dehydrogenation","value":"B"},{"text":"Dehydrohalogenation","value":"C"},{"text":"Oxidation","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253239,"question":"Which of the following is electrophile for alkylation?","choices":[{"text":"NO+2","value":"A"},{"text":"SO3","value":"B"},{"text":"R+","value":"C"},{"text":"Both a &amp; b","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253238,"question":"Addition of unsymmetrical reagent to an unsymmetrical alkene is governed by","choices":[{"text":"Cannizzaro's Reaction","value":"A"},{"text":"Aldol Condensation","value":"B"},{"text":"Kirchhoff Rule","value":"C"},{"text":"Markownikov's Rule","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253236,"question":"The substitution of a'-H' by '-NO2' group in benzene is called","choices":[{"text":"Nitration","value":"A"},{"text":"Sulphonation","value":"B"},{"text":"Ammunolusis","value":"C"},{"text":"Reduction of benzene","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253235,"question":"Benzene in the presence of AICl3 produces acetophenone when reacts with","choices":[{"text":"AcetyI chloride","value":"A"},{"text":"EthyI benzene","value":"B"},{"text":"Acetic acid","value":"C"},{"text":"Ethanoic acic","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253232,"question":"Benzene has pi electron","choices":[{"text":"2","value":"A"},{"text":"4","value":"B"},{"text":"6","value":"C"},{"text":"8","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253230,"question":"Among the following the polycyclic aromatic compound is","choices":[{"text":"Styrene","value":"A"},{"text":"Naphthalene","value":"B"},{"text":"Toluene","value":"C"},{"text":"Acetophenone","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253229,"question":"Which af the following compound reacts slower than benzene in the electrophilic substitution.","choices":[{"text":"Phenol","value":"A"},{"text":"Nitrobenzene","value":"B"},{"text":"Toluene","value":"C"},{"text":"Aniline","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253228,"question":"Naphthalene has two fused aromatic ring of carbon atom the molecular formula","choices":[{"text":"C10H8","value":"A"},{"text":"C10H14","value":"B"},{"text":"C10H10","value":"C"},{"text":"C12H12","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253227,"question":"The pi-electrons in the styrene are","choices":[{"text":"13","value":"A"},{"text":"10","value":"B"},{"text":"8","value":"C"},{"text":"6","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253226,"question":"C-H bond length in the benzene is","choices":[{"text":"0.99A°","value":"A"},{"text":"1.09A°","value":"B"},{"text":"1.12A°","value":"C"},{"text":"1.34A°","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253225,"question":"During the nitration of benzene the nitrating agent is","choices":[{"text":"NO3","value":"A"},{"text":"NO2+","value":"B"},{"text":"NO2-","value":"C"},{"text":"HNO3","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253224,"question":"Ethylene polymerizes at 100 atm pressure and 400 °C to give","choices":[{"text":"Polybenzene","value":"A"},{"text":"Polypropylene","value":"B"},{"text":"Polyalcohol","value":"C"},{"text":"Polyethylene","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253223,"question":"The compound used to distinguish the ethyne and ethene is","choices":[{"text":"Alkaline KMnO4","value":"A"},{"text":"Ammonical AgNO3","value":"B"},{"text":"Bromine water","value":"C"},{"text":"Tollen's Reagent","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253222,"question":"Baever's reagent is misture of","choices":[{"text":"HCI&amp; ZnCl","value":"A"},{"text":"Ageous bromine","value":"B"},{"text":"Alkaline KMn4","value":"C"},{"text":"Mix of Br2&amp;KMnO4","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253221,"question":"Dehydrohalogenation of alkyl halides happens in the presence of","choices":[{"text":"Pd","value":"A"},{"text":"Ni","value":"B"},{"text":"Zn","value":"C"},{"text":"KOH/alcohol","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253220,"question":"The heat of hydrogenation of most of the alkene is about","choices":[{"text":"120 kJ/mol","value":"A"},{"text":"100 kJ/mol","value":"B"},{"text":"140 kJ/mol","value":"C"},{"text":"105 kJ/mol","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253219,"question":"Which one of the following is a powerful electrophile used to attack on the electrons of benzene ring?","choices":[{"text":"FeCl2","value":"A"},{"text":"Cl+","value":"B"},{"text":"FeCl-4","value":"C"},{"text":"Cl2","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253216,"question":"Which class of compound cannot show positional isomerism?","choices":[{"text":"Alkanes","value":"A"},{"text":"Alkene","value":"B"},{"text":"Alkynes","value":"C"},{"text":"Alcohol","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253215,"question":"How many esters are possible for C2H8O2","choices":[{"text":"3","value":"A"},{"text":"2","value":"B"},{"text":"4","value":"C"},{"text":"5","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253214,"question":"Alkanes do not show geometrical isomerism due to","choices":[{"text":"Hyperconjugation","value":"A"},{"text":"Resonance","value":"B"},{"text":"Rotation around single hond","value":"C"},{"text":"Restricted rotation around doubled bond","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253213,"question":"Total number of possible chain and positional isomers of butyl alcohol among alcohols are","choices":[{"text":"Four","value":"A"},{"text":"Five","value":"B"},{"text":"Two","value":"C"},{"text":"Six","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253211,"question":"Which of the following compounds does not exhibit positional isomerism?","choices":[{"text":"Alkynes","value":"A"},{"text":"Nitroalkanes","value":"B"},{"text":"Carboxylic acid","value":"C"},{"text":"Alcohol","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253210,"question":"The isomerism in which the compounds differ with respect to functional group but have same molecular formula is called","choices":[{"text":"Metamerism","value":"A"},{"text":"Functional group isomerism","value":"B"},{"text":"Position isomerism","value":"C"},{"text":"Chain isomerism","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253208,"question":"Anthracene contains number of fused benzene rings","choices":[{"text":"1","value":"A"},{"text":"2","value":"B"},{"text":"3","value":"C"},{"text":"4","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253207,"question":"Pyridine is an example af","choices":[{"text":"Homocyclic compound","value":"A"},{"text":"Heterocyclic compound","value":"B"},{"text":"Carbocyclic compound","value":"C"},{"text":"Aliphatic compound","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253205,"question":"Which compounds is alicyclic in nature?","choices":[{"text":"Cyclobutane","value":"A"},{"text":"Iso-bstand","value":"B"},{"text":"n-Butane","value":"C"},{"text":"Toluend","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253203,"question":"Which is not present as heteroatom in heteroeyclie compounds?","choices":[{"text":"Sulphur","value":"A"},{"text":"Nitrogen","value":"B"},{"text":"Oxygen","value":"C"},{"text":"Chlorine","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253201,"question":"The aliphatic compounds are of two types","choices":[{"text":"Straight chain and cyclic","value":"A"},{"text":"Branched chain and alicyclic","value":"B"},{"text":"Straight chain and branched","value":"C"},{"text":"Homocyclic and alicyclic","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253200,"question":"Which of the following is not heterocyclic compound?","choices":[{"text":"Naphthalene","value":"A"},{"text":"Furan","value":"B"},{"text":"Pyridine","value":"C"},{"text":"Pyrrole","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253199,"question":"How many secondary carbon atoms are present in Methylcylopropand","choices":[{"text":"1","value":"A"},{"text":"2","value":"B"},{"text":"3","value":"C"},{"text":"0","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253197,"question":"The structural isomerism arises due to the difference in the","choices":[{"text":"Number of atoms in the molecule","value":"A"},{"text":"Arrangements of atoms in the molecule","value":"B"},{"text":"Number as well as arrangement of atoms in the molecule","value":"C"},{"text":"Spatial arrangement of atoms","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253196,"question":"Butane has isomeric forms","choices":[{"text":"3","value":"A"},{"text":"4","value":"B"},{"text":"2","value":"C"},{"text":"1","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253195,"question":"Which one of the following does not show isomerism?","choices":[{"text":"Propane","value":"A"},{"text":"Hexane","value":"B"},{"text":"Butane","value":"C"},{"text":"Pentane","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253194,"question":"The bond angle between any two sp hybrid orbitals is A.109.28°","choices":[{"text":"107.09°","value":"A"},{"text":"120°","value":"B"},{"text":"90°","value":"C"},{"text":"80°","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253192,"question":"<div>Furan is a compound</div>","choices":[{"text":"Acyclic","value":"A"},{"text":"Alicyclic","value":"B"},{"text":"Heterocyclic","value":"C"},{"text":"non-aromatic","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253191,"question":"Which one of the following is an aromatic compound?","choices":[{"text":"Benzene","value":"A"},{"text":"Thiophene","value":"B"},{"text":"Furan","value":"C"},{"text":"All of them","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253190,"question":"Which one of the following is not an alicyclic compound?","choices":[{"text":"Cyclohexene","value":"A"},{"text":"Cyclohexane","value":"B"},{"text":"Benzene","value":"C"},{"text":"Cyclopentane","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253188,"question":"Alicyclic compounds are the homocyclic compounds which contain a ring of","choices":[{"text":"5 or more carbon atoms","value":"A"},{"text":"6 or more carbon atoms","value":"B"},{"text":"3 or more carbon atoms","value":"C"},{"text":"4 or more carbon atoms","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253187,"question":"In homocyclic compounds the ring consists of","choices":[{"text":"Carbon and oxygen atoms","value":"A"},{"text":"Carbon and nitrogen atoms","value":"B"},{"text":"Only carbon atoms","value":"C"},{"text":"Carbon atoms with one hetero atom","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253186,"question":"A doubly bonded carbon is","choices":[{"text":"cannot be sp2 hybridized","value":"A"},{"text":"can be sp hybridized","value":"B"},{"text":"can attach with three carbons","value":"C"},{"text":"can attach with three hydrogens","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253184,"question":"The hetero atom in py ridine is","choices":[{"text":"Oxygen","value":"A"},{"text":"Nitrogen","value":"B"},{"text":"Chlorine","value":"C"},{"text":"Sulphur","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253183,"question":"Which of the compounds cannot show positional isomerism?","choices":[{"text":"Alkanes","value":"A"},{"text":"Alkenes","value":"B"},{"text":"Alkynes","value":"C"},{"text":"Alcohols","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253181,"question":"Glucose and fructose are isomers","choices":[{"text":"Chain isomers","value":"A"},{"text":"Position isomers","value":"B"},{"text":"Functional group isomers","value":"C"},{"text":"Metamers","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253180,"question":"Butane molecule can have maximum no of isomers","choices":[{"text":"2","value":"A"},{"text":"5","value":"B"},{"text":"4","value":"C"},{"text":"3","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253179,"question":"Cyclobutane structure is categorized under","choices":[{"text":"Aromatic compounds","value":"A"},{"text":"Aliphatic compounds","value":"B"},{"text":"Alicyclic compounds","value":"C"},{"text":"Heterocyclic compounds","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253178,"question":"Name the compound, which shows geometric isomerism","choices":[{"text":"I-bromo-2-chloropropene","value":"A"},{"text":"2.3-dimethy lpropene","value":"B"},{"text":"2-pentene","value":"C"},{"text":"Both A &amp; B","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253175,"question":"1-chloropropane and 2.chlorpropane are isomers of each other, the type of isomerism in these two is called","choices":[{"text":"Cis-trans isomerisn","value":"A"},{"text":"Position isomerism","value":"B"},{"text":"Chain isomerism","value":"C"},{"text":"Functional group isomerism","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253172,"question":"As the number of carbon atoms increases the number of isomers also increase. The 5 C compound pentane has as many as","choices":[{"text":"3 isomers","value":"A"},{"text":"5 isomers","value":"B"},{"text":"6 isomers","value":"C"},{"text":"10 isomers","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253166,"question":"Ether show the phenomenon of","choices":[{"text":"Positional isomerism","value":"A"},{"text":"Functional group isomeris","value":"B"},{"text":"Meta merism","value":"C"},{"text":"Cis trans isomerism","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253165,"question":"Indicate the number of open chain isomers of C6H14","choices":[{"text":"4","value":"A"},{"text":"5","value":"B"},{"text":"6","value":"C"},{"text":"7","value":"D"},{"value":"E"}],"correctAnswer":2}]