Page 1 :
Nomenclature of Organic Compounds, Level I, 52. Expand IUPAC. Choose the correct option., (a) Interpret Union of Pure and Applied Chemistry, (b) International Union of Pure and Application Chemistry, (c) International Union of Pure and Applied Chemistry, (d) International United of Pure and Application Chemistry, 55. Match the Column names of following organic, compounds given in Column (I) with the names, given in Column II., Column I, Column II, 53. Statement I Citric acid is named so because it is, found in citrus fruits., (Compounds), (Common/Trivial names), Statement II The acid found in black ant is named, formic acid since the Latin word for ant is formica., Choose the correct option., (a) Statement I is correct, (b) Statement II is correct, (c) Both the statements are correct, A. H,CCH,CH,OH, 1., acetophenone, B. CH,COOH, 2., acetic acid, C. CH,OCH3, 3. n-propyl alcohol, D. CH,COCH,, iso butane, (d) Neither the statement I nor Il is correct, E. CH,OCH,CH3, 5. ethyl methyl ether, 54. Assertion (A) Buckminster fullerene is a common, name given to the newly discovered C60 cluster., Reason (R) Its structural similarity to the geodesic, domes popularised by the famous architect, R. Buckminster Fuller., (a) Both A and Rare correct; Ris the correct explanation of A, (b) Both A and R are correct; R is not the correct explanation, of A, F. (H,C),CHCH3, 6., anisole, Codes, A, C, E, (а), 3, 4, 1, (b), 4., 6., (c), (c) A is correct; R is incorrect, (d) R is correct; A is incorrect, 6., 1., 5., 4, (d), 3, 9., 4, 2, 4.
Page 2 :
417, Some Basic Principles and Techniques, 60. In a ...A... chain compound small chains of carbon, atoms are attached at one or more carbon atoms of, ОН А, the parent chain. The small carbon chains, (branches) are called ...B... groups. Here, A and B, refer to, 56. CHСH _CH,, CH CH CH3, CH3, Br, parent chain, B-alkyl, (a) A-branched; B-aryl, (c) A-unbranched; B-alkyl, (b) A-branched;, (d) A-unbranched; B-aryl, Branch, 61. Name the alkyl groups of the following structural, formula, Here, A refers to, (a) Homologue, (c) Non-functional group, (b) Functional group, (d) Non-homologue, I. CH,CH,CH,, II. CH, (CH, ), CH,, III. CH,CH,CH,CH3, Choose the correct option., 57. Which of the following statement(s) is/are true?, I. Compounds containing carbon and hydrogen, only are called homocarbons., II. Hydrocarbon is termed saturated if it contains, only carbon-carbon single bonds., III. Paraffin means greater affinity., decyl, butyl, propyl, butyl, propy!, butyl, decyl, (a), (b), decyl, decyl, propyl, (c), propyl, IV. Unsaturated hydrocarbons are those which do, not contain double or triple bond., Choose the correct option., (d), butyl, (a) Only III, (c) I, Il and III, (b) Only II, (d) 1, II, IIl and IV, 62. Name the alkyl group as represented below, CH3, 58. Statement I The names, of straight chain, CH3, C–CH2-, compounds are based on their chain structure and, carry a suffix indicating the number of carbon, atoms present in the chain., CH,, (a) tert-butyl (b) iso-butyl, (c) neo-pentyl (d) sec-butyl, Statement II From CH, to C, H6, the prefixes are, 63. Which of the two longest carbon chain should be, selected as parent chain, according to IUPAC, nomenclature?, derived from common or trivial names., Which of the above mentioned statement(s) is/are, correct?, Chain-1, (a) Only I, (c) Both I and II, (b) Only II, (d) Neither I nor II, CH, CH CH,CH,CH, CH CH,CH CH,, 4, 59. Observe the table given below carefully., CH3, CH,CH3 ,, Chain-2, Molecular, formula, Molecular, formula, Name, Name, CH,-CH CH,CH,CH CH CH,CH,CH3, Methane, CH, C2H6, C3HB, CAH10, CSH12, C&H14, CH16, C&H18, Heptane, Ethane, Octane, Propane, CH3, CH,CH3, Nonane, B., Butane, Decane, COH22, C 20 Ha2, C 30 He2, Complete the above table by selecting proper, alternatives in place of A, B, C and D respectively., Choose the correct option., Hexane, (a) Chain-1, D, (b) Chain-2, (c) Both the chain-1 and chain-2 are selected, (d) No chain can be selected, Codes, 64. According to the rules of IUPAC nomenclature, which of the following chain is, numbered?, correctly, (a) Pentane CH Icosane, (b) Pentene CHa Icosane, (c) Pentane CH20, (d) Pentane CHie, Triacontane, Triacontane, Triacontane Icosane, Chain-1 C-, 8., Triacontane Icosane, C-C
Page 3 :
418, Master The NCERT Chemistry Vol-I (Class XI), 9, 8, 7, 3., Chain-2 C-C-ć ċ ċ_ċ_ċ_ở_c, 69. The correct way of numbering the given structure, CH-CH-CH,-CH- will be, C C, Choose the correct option., CH3, CH,, (a) Chain-1, (b) Chain--2, (c) Both the chains are selected, (d) No chain can be selected, 2, 3, (a) CH,-CH-CH,-CH (b) ČH,-CH-CH,-CH, CH3, CH3, CH3, CH3, 65. If different alkyl groups are present, they are listed, in ...A... order. Here, A refers to, 4, (c) ČH,-CH-CH,-CH- (d) CH3-CH-CH,-CH-, le, CH,, (a) number, (b) alphabetical, (c) zig-zag, CH3, CH3, CH3, 70. Instruction The correct IUPAC name of the, following compound is, (d) no, CH,CH3, 66. What is the correct IUPAC name of the given, compound?, CH;CH,CH,CHCH, CH-CH,CHCH,CH3, CH CH CH,CH,CH, CH CH,CH,CH,, CH2, CH3, CH,CH3, CH3 C-CH3, (a) 6-Ethyl-2-methylnonane, (b) 2-Methyl-6-ethylnonane, (c) 2,6-Ethyl-methyl nonane, (d) None of the above, ČH,CH3, The correct option is, (a) 5-(2-Ethylbutyl)3,3-dimethyldecane, (b) 5-(2,2-Dimethylbutyl)-3-ethyldecane, (c) 5-(2,2-Dimethyl) propyldecane, (d) None of the above is correct, 67. What is the correct IUPAC name of the given, compound?, CH3-CH, CH3, 71. What is the correct IUPAC name of the following?, CH3-CH CH-C-CH,-CH,-CH3, 3, 6., CH3, Choose the correct option., (a) 3-Ethyl-4,4-dimethylheptane, (b) 4-Ethyl-3,3-dimethylheptane, (c) 3-Ethyl-4-propyl-4-methylpentane, (d) None of the above, (a) 3-Ethyl-1,1-dimethylcyclohexane, (b) 1-Ethyl-3,3-dimethylcyclohexane, (c) 1,1-Dimethyl-3-ethylcyclohexane, (d) None of the above, 68. Assertion (A) The IUPAC name of the following, compound is, 72. More branched carbon gets ...A... number in, cyclic compounds. Here, A refers to, (a) higher, (b) lower, CH,CH, CH CH,CH, CH CH,CH,, (c) equal (d) None of these, 73. Which of the following two structures is/are, correctly named on the basis of IUPAC rules?, CH3-CH-CH,-CH2-CH–CH-CH2-CH3, CH,CH;, CH3, 3-ethyl-6-methyloctane, Reason (R) If the two substituents are found in, CH3, CH3 CH3, equivalent positions, the lower number is given to, the one coming first in the alphabetical order., (a) 'Both A and Rare correct; Ris the correct explanation of A, (b) Both A and R are correct; R is not the correct explanation, of A, 2,5,6-Trimethyloctane, [4], CH3-CH2-CH-CH,, CH-CH2-CH3, CH 3, (c) A is correct; R is incorrect, (d) R is correct; A is incorrect, CH,CH3, 5-Ethyl-3 methylheptane, [B]
Page 4 :
Some Basic Principles and Techniques, 419, 79. Match the terms of Column I with those of Column, II and choose the correct option from the codes, given below., Choose the correct option., (a) only A, (c) Neither A nor B, (b) Both A and B, (d) only B, 74. ..A..., is an atom or group of atoms bonded, together in a unique manner which is usually the, site of chemical reactivity in an organic molecule., Compounds having the ...B... functional group, undergo similar reactions. Here, A and Brefer to, Colum I, Column II, (Structural formula), (IUPAC name), HOCH (CH2),CH,COCH, 1. 7-hydroxyheptan-2-one, BRCH,CH =CH2, A., B., 2., 3-bromoprop-1-ene, 3., ethane-1,2-diol, CH2(OH)CH,(OH), CH,=CH- CH =CH, C., (a) Non-functional group, different, (b) Functional group, same, (c) Homologues, same, (d) Non-homologues, different, D., 4., buta-1,3-diene, Codes, D, A, D, 1, 4., (b) 3, (d) 2, (a) 4, 75. Which of the following compounds will liberate, hydrogen on reaction with sodium metal?, 4, (c), 1, 3, 80. Write the IUPAC name of the compound, CH-CH,CH,, (b) CH,CH,OH, (a) CH,OH, (c) (CH3),CHOH, CH-CH,CH3, (d) All of these, CH, CH,, 76. Match the items of Column I with the items of, Column II and III and choose the correct option, from the codes given below., CH3, (a) 6-Methyloctan-3-ol, (c) 1,4-Diethylpentan-1-ol, (b) 3-Methyloctan-6-ol, (d) None of these, Column II (IUPAC Column III (IUPAC, group-prefix), 81. The correct IUPAC name of the given structures, will be, Column I, group-suffix), 1. Formyl or oxo, 1., al, A. Aldehydes, (-CHO), I. CH3, 1. СH— С- CH- CH--CH— CH,, -C-CH,-CH,-CH2-COOH, B. Ketones, 2., OXO, I., one, C=O0), III. nitrile, C. Nitriles, (-C=N), D. Carboxylic acid 4., (-COOH), 3., cyano, Choose the correct option., carboxy, IV. oic acid, (a) Hexane-dione, (b) 5-Oxohexanoic acid, (c) 5-Oxohexanoic acid, (d) 3-Oxohexanoic acid, Hexa-1,3-diene-5-yne, Hexa-1,3-dien-5-yne, Hexadiene-5-yne, Hexa-diene-5-yne, Codes, A., C, (a) (1, 1), (b) (2, 1), (c) (1, IV) (2, III) (3. I), (2, 11) (3, III) (4, IV), (1, II) (3. IV) (4, III), (4, II), 82. Match the items of Column I with Column II and, choose the correct option from the codes given, below., (d) (2, IV) (1, III), (3, 1), (4, II), Column I, Column Il, 77. The longest chain of carbon atoms containing the, functional group is numbered in such a way that, the functional, (IUPAC name of the molecule), (Structure of molecule), NO2, group, is attached at the carbon atom, possessing ...A... possible number in the chain., Here, A refers to, A., Hexa-1,3-dien-5-yne, 1., (a) lowest, (b) highest, (c) greatest (d) equal, 2. CH2 CHCH CH(OH)CH3, OH, B. 2-Chlorohexane, 78. The order of decreasing priority for some, functional group is, -COOH>...A...>-COOR (R= alkyl group), > COCI >-CONH, >-CN,, >-HC=0> C=0>...B... Here, A and B, C. Pent-4-en-2-ol, 3., 4. CH,CH CH CHCH(CI)CH3, 5. CH C-CH=CHCH=CH,, D. 3-Nitrocyclohexene, refer to, (a) -OH, SO H, (c) X, OR, (b) SOH-OH, (d) NH,-OH, E. Cyclohex-2-en-1-ol, F. 6-Hydroxyheptanal, 6. CH,CH(OH)CH CH CH CH,CHO
