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K. D. CLASSES, DAUND, MHT-CET/JEE-MAIN /NEET, Mob.9822341567, CH-CH, 51) Identify the compound which gives the most, stable carbonium ions on dehydrohalogenation., A) (CHa);CHI, C) (CHs))Cl, 60) Give the name of 1, CHO NH,, B) CH31, DJ CHsl, 52) How many electrons are in metthane and, ethane molecules respectively?, A) 10, 18, C) 8, 18, A) 1-amino-2-formylet, B) 3-amino-1-oxopro, C) 1-amino prop-2-c, D) 3-amino pron, B) 10, 14, D) 10, 16, 61) Electrolye, A) ethane, C) methane, num acetate forms, B) propane, DJ Ethene, 53) What is IUPAC name of, A) 2,3-demethyl pentanoyl chloride, B) 2-ethyl-3-methyl butanoyl chloride, C) 1-chloro-1-oxo-2,3-dimethyl pentane, D) 3,4-dimethyl pentanoyl chloride, 62) When 2chloro-2-methyl propane undergoes, heterglytic fission, then what cation is formed?, A) Tert-Butl carbanion, BTert-Butyl carbocation, GSec Butyl carbocation, D) Sec Butyl carbonium ion, 54) Find IUPAC name of, A) Methyl propanoate B) Methyl acetate, C) Ethyl ethanoate, 63), A) 1, 2-dicyclohexyl ethane, B) 1, 4-dicyclohexylbantane, C) 1, 3-dicyclohexylpropane, D) 1, 5-dicyclohexylpentane, D) Methyl propionate, 55), UVught CH, -CH,C HCI, CH, - CH, + Cl,, the given reaction involves, A) breaking of C-C bond, B) formation of-C: bond, C) formation of Cl-CI bond, DJ breaking of Cl-Cl-bond, 64) OHC-CH, - CH-CH, -CHO is nominated as, CHO, following, A) Propane-1, 2,3-tricarbaldehyde, B) Pentene-1, 3,5,-tricarbaldehyde, C) Propan-1, 3,5-tricarbaldehyde, D) Pentan-1, 3,5-tricarbaldehyde, 56) How many primary, secondary and tert. carbon, in isobutane?, AJ 1, 0, 3, C) 3, 0, 1, B), 3, 1, 0, D3,0, 57) What is (CH3);C-NO,?, A) Nitro butane, B) 2-nitro-2-methyl propane, C) 1-nitro-1, 1-dimethyl ethane, D) 2-methyl-2-nitro propanc, 65) Hydrocarbon of molecular formula CHIS, gives, only one monochloro derivative. What is the, hydrocarbon?, A) 2-methyl pentane, B) 2, 2, 3, 3-tetramethyl butane, C) octane, D) 2, 2, 4-trimethyl pentane, 58) The first organic compound synthesized in, laboratory from inorganic compounds is, A) acetic acid, C) glucose, 66) Which of the following confirms organic, compound containing carbon on heating with CuO, evolve CO2?, BJ methane, D) urea, A) Passing through brita water which turn milky, B) Passing through anhydrous CuSO, which from, blue, C) Passing through dry Cuso, which tum, colourless, D) Passing through lime water which turn milky, 59) Carbanion ion of tert. What will be butyl, bromide?, A) Linear, C) Octahedral, B) Planar, DJ Tetricathedral, 2022
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76) What is the technique of distribution of, mixture between two phases, one stationary phase, and other mobile phase?, A) Crystallisation, B) Chromatography, C) Distillation, D) Filtration, NsC,, Bry B= DE, NAOH, A, 67) Sodacetate, AIBr, CaO, what is compound C?, A) CH-CH, C) CH,ONa, B) CH, D) CH,Br, 68) When one hydrogen atom from any alkane is, removed, the hydrocarbon group which remains is, 77) Halogens can be estirnated by which of the, following method?, A) Kjedahl's method B) Leibig's method, C) Carius method, known as, A) alkayl group, C) methyl group, B) methine group, D) methylene group, D) Duma's method, 69) What is the organic reaction product from the, reaction of methyl magnesium bromide and ethyl, alcohol?, A) Propane, C) Methane, 78) What is the molecular formula of n-pentane,, isopentane and neopentane?, A) CSH12 only, B) CaH10, CSH10, CsH, C) CSH10, CSH1, Cs, D) CSH12, CSH10., B) Butane, D) Ethane, 70) What is IUPAC name of, CH, - CH = CH,, NO,, CH-CH -, CH-CH,-CH, is:, CH, - CH, - CH,-CH, -C- CH-CH,, A) 4-buhylhexa-1, 4-diene, B) 3-ethylocta-1-ene, C) 3-buhylhexa-2,5-diene, DI 4-Ethylocta-1-ene, 79) CH3-CH2, A) 3-nitro-5-bromo-6-chlorooctane, B) 5-Bromo-6-Chloro-3-nitrooctane, C) 4-bromo 3-chloro-6-nirtooctane, D) 3.chlora4-bromo-6-nitrooctane, 1, 80) The action of heat on a mixture of sodium, propionate and soda lime produces, Arethane, Cpropane, 71) What is the names of substituents present in, the following structure?, B) ethylene, D) methane, CH, -CH-CH, - CH- CH, -CH,, 81) When methyl bromide reacts with zinc-copper, couple and alcohol or Zn/dil. HCI to obtain, A) methane, C) ethane, CH, A) Propyl, isopropyl, BJ Isopropyl, ethyl, CJ Ethyl, methyl, D) Ethyl, propyl, B) methyl chloride, D) methyl alcohol, 72) Crystalline substance is that, A) which does not have specific shape, B which does not have sharp melting point, C) which is insoluble in water, D) in which unit particles are arranged m an, orderly and systematic manner, 82) Propane reacts with chlorine to obtain, A) 2-chloroproрале, B) 1-chloropropane, Cj chlorocthane, D) mixture of 1-chloropropane and 2-, chloropropane, 73) How many primary, secondary, tertiary and, quaternary carbon are in below structure?, 83) Which of the following alkanes cannot be, prepared by Wurtz reaction?, A) Ethane, C) Methane, B) Butane, D) Propane, CH,, CH,- C-CH, -CH-CH,, 84) Which one of the following intermediate have, complete actet around carbon atorn?, A) Carbene, C) Carbonium ion, CH,, CH,, A) 1, 1, 1, 5, C) 5, 1, 1, 1, B) 5, 1, 5, 1, D) 1, 5, 1, 5, B) Carbanion ion, D) Free radical, 85) Identify IUPAC name of the compound:, 74) In which of the following molecule, bonding, pair of electron is equally shared between two, atoms?, A) H-H, C) H-CI, B) CI-F, D) H-Br, 75) Determine the compound in which carbon uses, only its sp hybrid orbitals for bond formation., A) (CH3)3COH, C) HCOOH, OH, A) 3,3-dimethyl-1-cyclohexanol, B) 1,1 dimethyl-3-cyclohexanol, C) 3,3-dimethyl-1-hydroxy cyclohexane, DI 1,1 dimethyl-3-hydroxy cyciohexane, B) (CH3), CHO, D) (NH2)CO, D.CI, CLA, 2022
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86) In sawhorse projection, at what angle, three, Hydrogen atoms of cach carbon of ethane are, drawn?, 96) 0.5124 gm of organic compound on heating in, carius furnace form 0.5264 gm of AgBr. What is, the percentage of Bromine?, A) 44,80, C) 43.75, A) 120, C) 60, B) 180, D) 90, B) 71.43, DI 53.43, 87) How many C-C and C-H bonds is in propyl, group?, A) 2, 7, C) 3, 7, 97) Which one of the following isomer of pentane, on monochlorination gives only one monochloro, derivative?, B) 3, 8, D) 2, 8, AJ Neopentane, C) n-pentane, B) Isopentane, D) All of the above, 88) Chlorine free radicals react with methane by, which of the following process?, A) Abstracting a hydrogen atom from methane, and, producing HCl and methyl radical, B) Donating their free-radical electron to methane, to form chloromethane, C) Forming a carbonium ion intermediate that, rapidly dissociates to form chloromethane, D) Forming a carbanion intermediate that rapidly, dissociates to produce chloromethane, 98) What is IUPAC name of CH-CH- CH-CH, ?, NH, CH,, A) 3-methyl pentan-2, B) 3-ehyl butan-2-p, C) 1-Methyl pentar, D) Methyl see by, 99) Which of, saturated hya.o on?, A) Elimination reation, B) Addition reaction, C) Substitution reaction, D) Both (b) and (a), owing can be given by aliphatic, S9) What are alkanes containing only primary, carbon atoms?, A) Methane and ethane, B) Methane and propane, C) Propane and butane, D) Propane and ethane, 100) Which of the following can represent the, conformations of ethane on the paper?, 90) 0.224 gm of an organic compound on complete A Newmans projections, combustion form 0.126 gm of water and 0.280 gm, of carbon dioxide. What is the percentage of CLSáwhorse projections, composition of hydrogen and carbon respectively?, A) 6.25 and 34.10, C) 7.25 and 33.10, B) Planar projections, D) Both 1 and 3, B) 34.10 and 6.25, D) 5.25 and 35.10, 91) How many isomers of C:H11?, AJ 8, C) 7, B) 5, D) 3, 92) Which one of the following liberates, méthane, gas on treatment with water?, A) Iron carbide, B) Aluminium carbide, C) Calcium carbide, D) Silicon carbide, of substances on, 93) An aqueous solution, clectrolysis gives ethang Whati's the substance?, A) Potasaium acetate, B) Ethyl acetate, C) Acetic acid, D) Acetamide, 94) Which one of the following allkanes will have, the highest boiling point?, AJ Neopeptane, C) n-octane, B) n-butane, D) Isopentanc, 95) By which of the following, ethyl chloride can be, converted into butane and ethane respectively?, A) Magnesium in dry ether, zinc in ether, B) Catalytic hydrogenation, Zn + dil. HCI, C) Na/dry ether, Zn + conc. HCI, D) Zn + dil. HCI, Na/dry ether, CLA, ASS, 2022