CHM203
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A. Two factors that affect the boiling point of a substance are ________ and _________
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B. The types of geometric isomers are trans and __________
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C. Sulphonation of benzene yields ___________
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D. Down the group, electronegativity
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E. Another name for methyl benzene is __________
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F. The parent compound of polynuclear hydrocarbons is ___________
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G. The method of reduction of the carbonyl group of ketone produced by Friedel -crafts acylation is ------------ reduction.
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H. Bleaching powder provides chlorine which oxidizes ethanol to _________.
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I. A benzenoid hydrocarbon in which two benzene rings are fused together at the ortho position is called ____________
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J. 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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K. Solubility of branched isomers is __________ than that of straight chain isomers
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L. The backbone of an organic molecule is __________
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M. The amount of substance dissolved in a certain amount of solvent is referred to as ___________
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N. Unbranched isomer has higher _________ than branched isomer
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O. 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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P. A change in molecular structure which affect the reactivity of the molecule by changing the electron distribution is called __________
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Q. Naphthalene has ________ number of resonance hybrid structures
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R. For halogen derivatives of aromatic compounds, boiling point ---------- with increase in atomic size of the halogen atom.
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S. Hydrogen no - bond resonance is otherwise called _____________
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T. The dehydrohalogenation of alkyl halides yields __________
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U. Inductive effect is a type of ____________ effect
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V. In terms of steric effect _________ geometric isomer is more stable.
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W. Fused benzenoid hydrocarbon with three benzene rings is ________
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X. The most widely used method for the preparation of alkyl halides is from __________
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Y. There are ---------- resonance structures of benzene
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Z. Cyclohexane has _______ fewer hydrogens than nhexane.
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AA. The major product in the nitration of nitrobenzene is ____________
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AB. The effect arising from the spatial interactions between the groups in a compound is called _____________
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AC. In terms of steric effect, conformational isomer is __________ more stable.
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AD. In electrophilic addition to alkenes, the electrophilic attack is on __________
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AE. An example of Isolated Benzenoid Hydrocarbon is __________
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AF. The cannonical forms of benzene were proposed by _____________
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AG. The stronger an acid the ___________ is its conjugate base
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AH. The E2 reactions of alkyl halides are favoured by the use of __________
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AI. In terms of steric effect _________ geometric isomer is more stable.
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AJ. A side reaction that occurs during substitution reactions of alkyl halides is _________
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AK. 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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AL. Reduction of benzene is by __________ of benzene.
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AM. In terms of aromatization, naphthalene has ___________ π electrons
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AN. The process by which benzene and its derivatives are extracted from petroleum is called ___________
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AO. The method of reduction of the carbonyl group of ketone produced by Friedel - craft is __________
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AP. Branched chain hydrocarbons have lower __________ than their straight chain isomers.
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AQ. Oxidation of naphthalene under controlled condition yields ___________
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AR. The presence of an aromatic ring in a compound is detected by ____________
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AS. The extent to which acids transfer a proton to a standard base determines __________
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AT. The rule that states that in a dehydrohalogenation reaction of alkyl halides, the major product will be the product that has the more alkyl groups attached to the resultant carbon - carbon double bond is __________ rule.
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AU. Fused benzenoid hydrocarbons with two benzene rings is _________
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AV. Tautomers which differ from each other only in the location of a hydrogen atom and a double bond are called ____________
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AW. The reaction in which aryl halides are formed from aromatic amines is called _________
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AX. The influence of the inductive effect on acid strength is almost negligible after the __________ carbon in the chain.
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AY. Hydrogenation of benzene at higher temperature and under pressure yields ________
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AZ. The number or π-electrons in benzene is _____________
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BA. Reduction of benzene using Nickel at 425-525K and 25atm yields __________
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BB. The definition of an acid as a proton donor was given by ________
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BC. In keto-enol tautomers, the tautomer that predominates is __________
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