TEST I (Aldehyde - Ketones)

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TEST I (Alcohols - Ethers)

1.The compound X with the formula C3H8O gives an oxidation the compound with formula C3H8O X is most likely to be :

A)an aldehyde

B)a ketone

C)a tertiary alcohol

D)a secondary alcohol

E)an ether

2.Which compound yields a ketone upon mild oxidation ?

A)CH3CH2CH2CH2OH

B)CH3CH2CHCOH2OH

C)CH3CH2OCH2CH3

D)(CH3)2CHCH2OH

E)(CH3)3COH

3.Which one of the following will reduce silver nitrate to silver?

A)CH3COCH3

B)CH3CHO

C)CH3CHOHCH3

D)CCl3CH(OH)2

E)CH2ClCHOHCH3

4.1 mol of an organic compound

  1. gives 3 mol of CO2 when burned
  2. gives a primary alcohol when reduced

What is the formula of the compound?

A) CH2 – OH B) C2H5

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C2H5 C = O

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H

C) CH3D) CH3

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C = O C = O

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CH3 H

E) CH3

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O

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C2H5

5.1 mol of an organic compound

  1. gives 2 mol of CO2 when burned
  2. gives an acid when oxidized
  3. doesn’t react with metallic sodium to form H2

What is the organic compound?

A) C2H5OH B) HCHO

C) CH3CHOD) CH3OH

E) CH3COCH3

6.Which one of the following gives CH3COC2H5 when oxidized?

A)2-butanol

B)2-propanol

C)1-butanol

D)t-butanol

E)isopropyl alcohol

7.Which one of the following compounds reduces Cu2+ in Fehling’s reagent to Cu2O?

A) H – C = OB) O

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H CH3 – C – CH3

C) CH3CH2OCH3D) H

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CH3 – C – CH3

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OH

E) H H

C = C

H H

8.Which one of the following gives 2-pentanol when reduced?

O

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A)CH3 – CH2CH2CH2 – C – H

B)CH3 – CH2 – C– CH2CH3

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O

C)CH3 – C– CH2CH2CH3

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O

O

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D)CH3 – C– CH2CH2COOH

E) OH

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CH3 – C– CH2CH2CH3

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COOH

9.What is the molecular formula of an aldehyde which has %40 carbon in its molecule?

A)HCHO

B)CH3CHO

C)CH3CH2CHO

D)CH3CH2CH2CHO

E)CH3CH2CH2CH2CHO

10.For an aldehyde molecule;

  1. it reacts with AgNO3 solution
  2. it is oxidized by Fehling’s reagent to acid
  3. when reduced; a primary alcohol forms

Which one(s) is/are correct?

A) I B) I–II C) II–III D) I–III E) I–II–III

11.CH3 – CH– C = O for this organic compound;

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OH H

  1. gives a reaction with Na
  2. adds H2
  3. reacts with Fehling’s reagent

Which one(s) is/are correct?

A) I B) I–II C) III D) I–III E) I–II–III

12.I. after reaction with Na, 0.5 mol of H2 liberates

  1. when oxidized; acid forms
  2. doesn’t react with Zn

1 mol of an organic compound shows these properties what is the formula?

A) CH3B) CH3

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CHOH C = O

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CH2 CHOH

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H – C = O CH3

C) CH2OHD) CH2OH

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C – H CH2

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C – H C = O

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CH2OH CH2

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CH2

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CH3

E) CH2OH

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CH2 – C – CH2O

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CH2

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C = O

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H

13.When ethanol is oxidized completely, which of the following forms?

A)ethylalcohol

B)acetaldehyde

C)acetic acid

D)formic acid

E)oxyethane

14.For the compound, CH3 – C = O

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CH3

  1. oxidized by AgNO3 solution (Tollen’s reagent)
  2. reacts with Na
  3. gives addition reaction with H2

Which one(s) is/are correct?

A) I B) III C) I-II D) II–III E) I–II–III

H R1

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15.I. H – C – OH II. H – C – OH

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H – C – H H – C – OH

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R1 R2

R1

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III. R2 – C – OH

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R3

Which alcohol(3) can form aldehyde when oxidized?

A) I B) III C) I-II D) II–III E) I–II–III

16.CH3 – CH2 – CH – CH – C = O

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CH3 CH3 H

What is the correct name of given organic compound?

A)2,4 – dimethyl pentanal

B)2,3 – dimethyl – 1 – pentanal

C)2,3 – dimethyl – 1 – pentanol

D)2 – methyl – 3 – wthyl – 1 – bütanal

E)n - heptanal

17.I. CH3OH II. H – C = O III. CH4

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H

What is the correct order of increasing boiling points of given compounds?

A) III<II<I B) III>II>I

C) I=II=III D) II>I>III

E) III>I>II

18.For given organic compound; CH3 – CH – C = O

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CH3 H

  1. 2 – methyl propanal
  2. reacts with Na metal
  3. reacts with Tollen’s reagent

Which one(s) islare expected to be correct?

A) I B) II C) I-III D) II–III E) I–II–III

19.CH3 – CH – CH – C = O for this compound;

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OH CH3 H

  1. liberates H2 gas from the reaction of Na
  2. reacts with Tollen’s reagent
  3. adds H2

Which one(s) is/are correct?

A) I B) I-II C) II-III D) I–III E) I–II–III

20.which of following reduces the Ag+ for to the Ag in the Tollen’s reagent?

A) AldehydeB) Ketone

C) AlkeneD) Carboxylic acid

E) Ester

21.Which one of the following gives 2 – methyl – 3 – pentanone when oxidized?

A)2 – methyl – 3 – pentano l

B)2 – oxy – hexane

C)2 – methyl – 2 – oxy pentane

D)3 – methyl – 2 – oxy pantanol

E)n - hexanol

22.CH3 – CH2 – C – CH3 for this organic compound;

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O

  1. methyl ethyl ketone
  2. 2 - butanone
  3. butane – 2 – one

Which name(s) is/are correct?

A) I B) I-II C) II-III D) I–III E) I–II–III

23.For ketones

  1. gives addition reaction
  2. contains carbonyl group
  3. produced as a result of oxidation of sec-alcohols

Which one(s) is/are correct?

A) II B) III C) I-II D) II–III E) I–II–III

24.What is the smallest carbon number of the simplest ketone?

A) 2 B) 3 C) 4 D) 5 E) 6

25.I. methanal

  1. ethanal
  2. propanal

Which one(s) doesn’t/don’t has/have any isomer of ketone?

A) II B) III C) I-II D) II–III E) I–II–III

26.I. H – C = O II. CH3 – C = O

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H CH3

III. CH3 – C = O

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H

Which one(s) can not be oxidized?

A) I B) II C) III D) II–III E) I–III

27.I. CH3 – C = O II. CH CH

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H

III. CH3 – CH – C = O

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OH H

Which one(s) reduce(s) the Ag+ ion in Tollen’s

reagent to Ag metal?

A) I B) III C) I-III D) II–III E) I–II–III

28.Which of the following forms when isopropyl alcohol oxidizes only one step?

A)propanal

B)dimethyl ether

C)acetone

D)methyl ethyl ketone

E)propanoic acid

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