Treating anisole with the following reagents, the major product o

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 Multiple Choice QuestionsMultiple Choice Questions

51.

The reaction of 1-bromo-3-chlorocyclobutane with metallic sodium in dioxane under reflux conditions gives


52.

Identify Z in the following reaction sequence

CH3CH2CH2OH 160-180°CConce. H2SO4 X → Y (ii) NaNH2(i) Alc. KOH

  • CH3-CH(NH2)-CN2NH2

  • CH3-CHOH-CH2OH

  • CH3-C(OH)=CH2

  • CH3-C≡CH


53.

Which of the following reactions is used to prepare isobutane?

  • Wurtz reaction of C2H5Br

  • Hydrolysis of n-butylmagnesium iodide

  • Reduction of propanol with red phosphorus and HI

  • Decarboxylation of 3-methylbutanoic acid


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54.

Treating anisole with the following reagents, the major product obtained is 

I. (CH3)3CCl, AlCl3

II. Cl2, FeCl3

III. HBr, Heat


D.

When anisole is treated with the reagents such as- i. (CH3)3CCl, AlCl3; ii. Cl2, FeCl3 and iii. HBr, Heat,  the product is obtained through Friedel Crafts reaction-


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55.

Product is/ are

  • Both (a) and (b)

  • None is correct


56.

Glycerol KHSO4 A HClO B

A and B respectively are

  • CH2=CHC||OH ; C|ClH2-C(OH)HCOH

  • CH2=CHCOH; C(OH)H2-C(Cl)HOCH

  • CH3CH2CHO; CH3CH2CH(OH)(Cl)

  • CH2=CHCOH; C(Cl)OH2CH2CHO


57.

C6H5NH2 0°CNaNO2/ HCl X CuCN Y H2O/ H+ Z, Z i identified as

  • C6H5-NH-CH3

  • C6H5-CH2-NH2

  • C6H5-CH2-COOH

  • C6H5-COOH


58.

Which of the following does not undergo benzoin condensation?


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59.

C* is with the product

  • CO2

  • Both (a) and (b)

  • None of the above


60.

Benzene diazonium chloride on treatment with hypophosphorus acid and water yield benzene. Which of the following is used as a catalyst in this reaction?

  • LiAlH4

  • Red P

  • Zn

  • Cu+


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