ATTENTION:
Kindly note that you will be presented with 50 questions randomized from the NOUN question bank. Make sure to take the quiz multiple times so you can get familiar with the questions and answers, as new questions are randomized in each attempt.
Good luck!
CHM203
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1. The extent to which acids transfer a proton to a standard base determines __________
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2. Bleaching powder provides chlorine which oxidizes ethanol to _________.
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3. The influence of the inductive effect on acid strength is almost negligible after the __________ carbon in the chain.
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4. The type of tautomerism which involves a shift in interatomic distance within a molecule, without the separation of any atom from the rest of the molecule , as an intermediate stage is called ____________
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5. The method of reduction of the carbonyl group of ketone produced by Friedel -crafts acylation is ------------ reduction.
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6. Cyclohexane has _______ fewer hydrogens than nhexane.
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7. Inductive effect is a type of ____________ effect
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8. Solubility of branched isomers is __________ than that of straight chain isomers
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9. Unbranched isomer has higher _________ than branched isomer
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10. The definition of an acid as a proton donor was given by ________
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11. The cannonical forms of benzene were proposed by _____________
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12. The benzenoid hydrocarbons in which two or more benzene rings are fused together at ortho position in such a way that each pair of rings shares rings shares two carbons are called ---------- benzenoid hydrocarbon.
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13. In terms of aromatization, naphthalene has ___________ π electrons
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14. The number or π-electrons in benzene is _____________
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15. A benzenoid hydrocarbon in which two benzene rings are fused together at the ortho position is called ____________
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16. Another name for methyl benzene is __________
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17. A side reaction that occurs during substitution reactions of alkyl halides is _________
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18. Hydrogen no - bond resonance is otherwise called _____________
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19. The reaction in which aryl halides are formed from aromatic amines is called _________
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20. Hydrogenation of benzene at higher temperature and under pressure yields ________
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21. The dehydrohalogenation of alkyl halides yields __________
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22. Oxidation of naphthalene under controlled condition yields ___________
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23. The E2 reactions of alkyl halides are favoured by the use of __________
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24. There are ---------- resonance structures of benzene
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25. The stronger an acid the ___________ is its conjugate base
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26. The major product in the nitration of nitrobenzene is ____________
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27. In terms of steric effect _________ geometric isomer is more stable.
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28. The effect arising from the spatial interactions between the groups in a compound is called _____________
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29. Fused benzenoid hydrocarbons with two benzene rings is _________
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30. The substitution of an acyl group into an aromatic ring by the reaction with an acid chloride in the presence of Lewis acid is called ____________
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31. Sulphonation of benzene yields ___________
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32. Fused benzenoid hydrocarbon with three benzene rings is ________
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33. The parent compound of polynuclear hydrocarbons is ___________
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34. Naphthalene has ________ number of resonance hybrid structures
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35. The most widely used method for the preparation of alkyl halides is from __________
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36. Reduction of benzene is by __________ of benzene.
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37. An example of Isolated Benzenoid Hydrocarbon is __________
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38. In terms of steric effect _________ geometric isomer is more stable.
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39. For halogen derivatives of aromatic compounds, boiling point ---------- with increase in atomic size of the halogen atom.
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40. Tautomers which differ from each other only in the location of a hydrogen atom and a double bond are called ____________
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41. The amount of substance dissolved in a certain amount of solvent is referred to as ___________
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42. The types of geometric isomers are trans and __________
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43. The method of reduction of the carbonyl group of ketone produced by Friedel - craft is __________
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44. In electrophilic addition to alkenes, the electrophilic attack is on __________
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45. In keto-enol tautomers, the tautomer that predominates is __________
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46. The presence of an aromatic ring in a compound is detected by ____________
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47. The process by which benzene and its derivatives are extracted from petroleum is called ___________
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48. The backbone of an organic molecule is __________
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49. In terms of steric effect, conformational isomer is __________ more stable.
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50. Two factors that affect the boiling point of a substance are ________ and _________
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