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 Multiple Choice QuestionsMultiple Choice Questions

1.

Write IUPAC name of following compound

       

  • 2-amino-4-hydroxybenzoic acid

  • 6-amino-4-hydroxybenzoic acid

  • 3-amino-4-carboxyphenol

  • 2-carboxy-4-hydroxyaniline


2.

2-chloro-2-methylpentane on reaction with sodium methoxide in methanol yields:

  • Both a and c

  • Only c

  • Both a and b

  • Both a and b

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3.

Which compound would give 5-keto-2-methyl hexanal upon ozonolysis?

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4.

In the following sequence of reaction,
Toluene space rightwards arrow with KMnO subscript 4 on top space straight A space rightwards arrow with SOCl subscript 2 on top straight B space rightwards arrow from BaSO subscript 4 to straight H subscript 2 divided by Pd of straight C
The Product C is

  • C6H5COOH

  • C6H5CH3

  • C6H5CH2OH

  • C6H5CH2OH

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5.

The most suitable reagent for the conversion of 

R-CH2 -OH →R- CHO is

  • KMnO4

  • K2Cr2O7

  • CrO3

  • CrO3

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6.

Sodium phenoxide when heated with CO2 under pressure at 125oC yields a product which on acetylation products C.

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7.

In the reaction,

CH subscript 3 COOH space rightwards arrow with LiAlH subscript 4 on top straight A space rightwards arrow with PCl subscript 3 on top straight B space rightwards arrow with Alc. KOH on top space straight C
The product C is

  • acetaldehyde

  • acetylene

  • ethylene

  • ethylene


C.

ethylene


LiAlH4 causes reduction
PCl5 causes chlorination
Alc. KOH causes elimination reaction
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8.

Compound (A), C8H9Br, gives a white precipitate when warmed with alcoholic AgNO3. Oxidation of (A) gives a acid (B), C8H6O4. (B) easily forms anhydride on heating. Identify the compound (A)

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9.

Trichloroacetaldehyde was subjected to Cannizzaro's reaction by using NaOH. The mixture of the products contains sodium trichloroacetate ion and another compound. The other compound is

  • 2, 2, 2-Trichloroethanol

  • Trichloromethanol

  • 2, 2, 2-Trichloropropanol

  • 2, 2, 2-Trichloropropanol

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10.

The strongest acid amongst the following compounds is

  • CH3COOH

  • HCOOH

  • CH3CH2CH(Cl)CO2H

  • CH3CH2CH(Cl)CO2H

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