Download TEST I (Alcohols

TEST I (Aldehyde - Ketones)
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.
4.
5.
1 mol of an organic compound
I. gives 2 mol of CO2 when burned
II. gives an acid when oxidized
III. doesn’t react with metallic sodium to form H2
What is the organic compound?
A) C2H5OH
B) HCHO
C) CH3CHO
D) 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?
Which one of the following will reduce silver
nitrate to silver?
A) CH3COCH3
B) CH3CHO
C) CH3CHOHCH3
D) CCl3CH(OH)2
E) CH2ClCHOHCH3
A) H – C = O
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H
B) O
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CH3 – C – CH3
C) CH3CH2OCH3
1 mol of an organic compound
I. gives 3 mol of CO2 when burned
II. gives a primary alcohol when reduced
D) H
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CH3 – C – CH3
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OH
E) H
H
C=C
H
H
What is the formula of the compound?
A) CH2 – OH
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C2H5
B) C2H5
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C=O
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H
C) CH3
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C=O
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CH3
D) CH3
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C=O
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H
8.
E) CH3
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O
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C2H5
1
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
TEST I (Alcohols - Ethers)
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
13.
10.
For an aldehyde molecule;
I. it reacts with AgNO3 solution
II. it is oxidized by Fehling’s reagent to acid
III. 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
14.
11.
For the compound, CH3 – C = O
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CH3
I. oxidized by AgNO3 solution (Tollen’s reagent)
II. reacts with Na
III. 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
CH3 – CH – C = O for this organic compound;
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OH H
I. gives a reaction with Na
II. adds H2
III. reacts with Fehling’s reagent
Which one(s) is/are correct?
A) I B) I–II C) III D) I–III
12.
When ethanol is oxidized completely, which
of the following forms?
A) ethylalcohol
B) acetaldehyde
C) acetic acid
D) formic acid
E) oxyethane
15.
E) I–II–III
H
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I. H – C – OH
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H–C–H
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R1
R1
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III. R2 – C – OH
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R3
I. after reaction with Na, 0.5 mol of H2 liberates
II. when oxidized; acid forms
III. doesn’t react with Zn
1 mol of an organic compound shows these
properties what is the formula?
A) CH3
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CHOH
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CH2
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H–C=O
B) CH3
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C=O
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CHOH
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CH3
C) CH2OH
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C–H
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C–H
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CH2OH
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CH2
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CH3
D) CH2OH
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CH2
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C=O
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CH2
R1
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II. H – C – OH
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H – C – OH
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R2
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.
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
I. CH3OH
II. H – C = O
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H
III. CH4
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
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TEST I (Alcohols - Ethers)
18.
25.
For given organic compound; CH3 – CH – C = O
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CH3 H
I. methanal
II. ethanal
III. 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
I. 2 – methyl propanal
II. reacts with Na metal
III. 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.
26.
CH3 – CH – CH – C = O for this compound;
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|
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OH CH3 H
Which one(s) can not be oxidized?
A) I B) II C) III D) II–III E) I–III
27.
21.
which of following reduces the Ag+ for to the
Ag in the Tollen’s reagent?
A) Aldehyde
B) Ketone
C) Alkene
D) Carboxylic acid
E) Ester
CH3 – CH2 – C – CH3 for this organic compound;
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O
I. methyl ethyl ketone
II. 2 - butanone
III. 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
I. gives addition reaction
II. contains carbonyl group
III. produced as a result of oxidation of secalcohols
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
I. CH3 – C = O
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H
II. CH  CH
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
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.
II. CH3 – C = O
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CH 3
III. CH3 – C = O
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H
I. liberates H2 gas from the reaction of Na
II. reacts with Tollen’s reagent
III. adds H2
Which one(s) is/are correct?
A) I B) I-II C) II-III D) I–III E) I–II–III
20.
I. H – C = O
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H
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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