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chem organic hw2

Total questions: 151

Worksheet time: 3hrs 46mins

Name
Class
Date
1.

What is a functional group?

a)

Group of atoms that give specific characteristics to a molecule

b)

Group of molecules that give specific characteristics to an atom

c)

Group of molecules that make up a group of atoms

d)

Group of atoms that give specific characteristics to an element

2.

What functional group is -OH

a)

Hydroxyl

b)

Carboxyl

c)

Amino

d)

Carbonyl Ketone

3.
Classify the compound based on the functional group present.
a)
carboxylic acid
b)
aldehyde
c)
alcohol
d)
ether
4.

Classify the compound based on the functional group present.

a)

alkane

b)

alkene

c)

alkyne

5.

Identify the functional groups present in this compound.

a)

amine

b)

amide

c)

ether

d)

ester

6.
How is a Carboxyl Group commonly written?
a)
-OH
b)
 -COOH
c)
-COH
d)
-CHOH
7.

hydroxyl group

a)
b)
c)
8.

amine group

a)
b)
c)
9.

Isomers are organic compounds having same ______ formula and different _______ formula .

(a)  

10.

Every homologoue member differ by (a)   group

11.

Alkynes are (a)   bonded compounds

12.

Alkene are (a)   compounds

13.

The formula CH3 can represent an anion, a cation or a free radical. Species with molecular formula CH3 can act as an electrophile, a free radical or a nucleophile depending on the number of outer shell electrons on the central carbon atom. How many outer shell electrons must be present for CH3 to act in these different ways ?

a)

A

b)

B

c)

C

d)

D

14.

Which diagram gives the skeletal formula of

2-chloropentan-3-ol ?

a)

A

b)

B

c)

C

d)

D

15.

Which reaction is not an electrophilic addition ?

a)

A

b)

B

c)

C

d)

D

16.

Which of these always applies to a nucleophile

a)

A

b)

B

c)

C

d)

D

17.

Which molecules would be present in the mixture produced by the photochemical chlorination of methane ?


1) Hydrogen

2) Hydrogen Chloride

3) dichloromethane

a)

A

b)

B

c)

C

d)

D

18.
a)

A

b)

B

c)

C

d)

D

19.
a)

A

b)

B

c)

C

d)

D

20.

Which pair of homologous series have the same C:H ratio in their general formula


1) Aldehydes and Ketones

2) Carboxylic acids and esters

3) Alkenes and Ketones

a)

A

b)

B

c)

C

d)

D

21.
a)

A

b)

B

c)

C

d)

D

22.
a)

A

b)

B

c)

C

d)

D

23.
a)

A

b)

B

c)

C

d)

D

24.
a)

A

b)

B

c)

C

d)

D

25.
Is this hydrocarbon saturated or unsaturated? 
a)
saturated
b)
unsaturated
26.
Is this hydrocarbon saturated or unsaturated? 
a)
saturated
b)
unsaturated
27.
What type of molecule is it:
a)
alkene
b)
alkyne
c)
alkane
d)
amino acid
28.
Which formula represents a saturated hydrocarbon?
a)
A
b)
B
c)
C
d)
D
29.
Name this compound
a)
2,2-dimethyl-4-ethylhexane
b)
4-ethyl-2,2-dimethylhexane
c)
3-ethyl-5,5-dimethylhexane
d)
4-ethyl-2-methylhexane
30.
Name the compound.
a)
nonene
b)
2,2-dimethyl-3-heptene
c)
1,1,5-trimethyl-2-hexene
d)
2,6-dimethyl-3-heptene
31.
Name this molecule:
a)
trifluoro-1-methylmethane
b)
1,1,1-trifluoromethane
c)
trifluorethane
d)
1,1,1-trifluoroethane
32.

What functional group is found in the following molecule:

a)

halide

b)

hydroxide

c)

carboxyl

d)

amide

33.

Which compound belongs to the alkene family?

a)

C2H2

b)

C2H4

c)

C6H6

d)

C6H14

34.
Are the compounds shown isomers
a)
Yes
b)
No
35.

Name the following molecule:

a)

1,3-dimethyl-2-ethyl butan-1-ol

b)

2,4-dimethyl-3-ethyl pentan-1-ol

c)

2,4-dimethyl-3-ethyl butan-4-ol

d)

3-ethyl-4-methyl pentan-2-ol

36.

Name the following molecule:

a)

3,3-dimethyl butan-1-ol

b)

3,3-methyl butan-1-ol

c)

2,2-dimethyl butan-4-ol

d)

3,3,3-trimethyl propan-1-ol

37.
Name the molecule pictured here
a)
Pentanoate
b)
1-pentanoate
c)
Pentanoic acid
d)
1-pentanoic acid
38.
Name the molecule pictured here
a)
2,3,4-trifluorobutanoic acid
b)
1,2,3-trifluorobutanoic acid
c)
2,3,4-triflourobutanoate
d)
1,2,3-trifluorobutanoate
39.

A molecule of 2,3 dimethyl hexane would have how many TOTAL carbons?

a)

6

b)

7

c)

8

d)

9

40.

Name this: (CH3)2CClCCl(CH3)2

a)

2,3-dichloro-2,3-dimethybut-2-ene

b)

3,4-dichlorohex-3-ene

c)

3,4-dichlorohexane

d)

2,3-dichloro-2,3-dimethylbutane

41.

Name this organic molecule.

4 lines
42.

Name this organic molecule.

4 lines
43.

Name this organic molecule.

4 lines
44.

Name this organic molecule.

4 lines
45.

Name this organic molecule.

4 lines
46.

Name this organic molecule.

4 lines
47.

Name this organic molecule.

4 lines
48.

Name this organic molecule.

4 lines
49.

Name this organic molecule.

4 lines
50.

Name this organic molecule.

4 lines
51.

Name this organic molecule.

4 lines
52.
How many hydrogens does butane have?
a)
6
b)
8
c)
10
d)
12
53.
How many hydrogens does hexene have?
a)
10
b)
12
c)
14
d)
16
54.
How many hydrogens does propyne have?
a)
4
b)
6
c)
8
d)
10
55.
In organic chemistry, commas separate....
a)
numbers
b)
names from numbers
56.
In organic chemistry, dashes separate....
a)
numbers
b)
names from numbers
57.
Which functional group has the highest priority?
a)
methyl
b)
alkene (double bond)
c)
amine
58.
Which functional group has the highest priority?
a)
alkene (double bond)
b)
methyl
c)
alcohol
d)
halide (group VII element)
59.
Which of the following is not a halide?
a)
Cl
b)
S
c)
Br
d)
I
60.
Which functional group(s) is/are found in the found molecule?
a)
alcohol
b)
amine
c)
halide
d)
All of the above
61.
Name the following molecule:
a)
3,3-dimethyl-1-butanol
b)
3,3-methyl-1-butanol
c)
2,2-dimethyl-4-butanol
d)
3,3,3-trimethyl-1-propanol
62.
Name this molecule:
a)
trifluoro-1-methylmethane
b)
1,1,1-trifluoromethane
c)
trifluorethane
d)
1,1,1-trifluoroethane
63.
Name the following molecule:
a)
2-methyl-propanamine
b)
N-ethylpropanamine
c)
N-methyl-2-butanamine
d)
2-butanamine
64.
Which functional group is a prefix?
a)
amine
b)
alkene (double bond)
c)
halide (group VII)
d)
alcohol
65.
Which functional group is a suffix?
a)
alkyl (methyl)
b)
halide (group VII)
c)
amine
66.
What is wrong with the following name:
2-2,chloro butane
a)
position of the dash
b)
position of the comma
c)
space between words
d)
all of the above
67.
Where would halides commonly be found in organic chemistry?
a)
proteins
b)
insecticides
c)
dragster fuel
d)
fats
68.

Where would amines be found in organic chemistry?

a)

fat

b)

carbohydrate

c)

alcohol

d)

protein

69.
Where would alkenes (double bonds) be found in organic chemistry?
a)
trans fats
b)
proteins
c)
alcohols
d)
insecticides
70.
Name the following molecule?
a)
2,3-dichlorobutene
b)
cis-2,3-dichlorobutene
c)
trans-2,3-dichlorobutene
71.
Name the following molecule:
a)
1,3-dimethyl-2-ethyl-1-butanol
b)
2,4-dimethyl-3-ethyl-1-pentanol
c)
2,4-dimethyl-3-ethyl-4-butanol
72.

Select the correct name of the following formula. C6H11NH2

a)

Hexanamine

b)

Hexene

c)

Hexenol

d)

Hexenamine

73.

React propanoic acid with NH3 to produce:

a)

propanamine

b)

methanamide

c)

propanamide

d)

N-propanamide

74.

React propanoic acid with NH3 to produce:

a)

propanamine

b)

methanamide

c)

propanamide

d)

N-propanamide

75.

Which reactants you need to obtain the compound in the image?

a)

butanoic acid and methanamine

b)

butanoic acid and ammonia

c)

butanal and methanamine

d)

butanoic acid and methanol

76.

Oxidate heptanal to obtain:

a)

heptanone

b)

heptanoic acid

c)

heptanol

d)

heptene

77.

Oxidate the compund in the image

a)

pentanal

b)

pentanoic acid

c)

Not possible

d)

3-pentanol

78.

What is the IUPAC name of the product from the reaction of butanol and methanol?

a)

methoxy butane

b)

butanoic acid + H2O

c)

1,5-pentanodiol

d)

water

79.

What is the product of the reduction of the compund in the image

a)

3-methyl butanol

b)

3-methyl-3-butanol

c)

3-methyl butanoic acid

d)

3-methyl butanone

80.

Halogenate 2-pentene with bromine, what is the product?

a)

pentane

b)

2,3-dibromopentane

c)

3,3-dibromopentane

d)

2,2-dibromopentane

81.

What kind of alcohol is obtained from the reduction of a ketone?

a)

primary

b)

tertiary

c)

secondary

d)

not possible

82.

Hydrolyze heptyl propanoate to obtain:

a)

propanol + heptanol

b)

propanoic acid + H2O

c)

propanal + heptanol

d)

propanoic acid + heptanol

83.

Dehydrate the compound in the image

a)

2-butanone

b)

1-butene

c)

butanoic acid

d)

2-butene

84.

The product of reacting propene with hydrochloric acid (HCl) is:

a)

2-chloropropane

b)

2-chloropropene

c)

2-chloropropyne

d)

chloropropane

85.

To produce the compound in the image

a)

react 2-butene with HF

b)

react 2-butyne with 2F2

c)

react 2-butyne with 2HF

d)

react 2-butene with 2F2

86.

What is the product of partial hydrogenation of 3-hexyne?

a)

3-hexene

b)

hexanol

c)

3-hexanol

d)

hexane

87.
What kind of reaction leads to a ketone from an alkyne?
a)
condensation
b)
hydration
c)
hydrohalogenation
d)
reduction
88.

a) What catalyst is needed for hydrogenation?

b) What is needed for halogenation?

a)

a) Pt, Pd or Ni

b) UV ligth

b)

a) H+

b) Heat

c)

a) [O]

b) Heat

d)

a) [-O]

b) H+

89.
Name the organic family for this structure:
a)
alkanes
b)
alkenes
c)
alkynes
d)
aromatics
90.
Name the organic family for this structure:
a)
organic halides
b)
alkenes
c)
alcohols
d)
aromatics
91.
Name the organic family for this structure:
a)
organic halides
b)
esters
c)
alcohols
d)
ethers
92.
Name the organic family for this structure:
a)
aldehydes
b)
esters
c)
ketones
d)
ethers
93.
What is the organic family for propanone (acetone)?  
a)
aldehydes
b)
esters
c)
ketones
d)
carboxylic acids
94.

Which of the following is formed when an alcohol is dehydrated?

a)

A. Aldehyde

b)

B. Ketone

c)

C. Alkene

d)

D. Amine

95.

The reaction of water with alkene to produce an alcohol is a/an ______ reaction.

a)

A. Addition

b)

B. Condensation

c)

C. Combustion

d)

D. Saponification

96.

The organic starting materials for the preparation of an ester could be_________

a)

A. a ketone and alcohol

b)

B. water and oxygen

c)

C. an acid and alcohol

d)

D. alkane and aldehyde

97.

Hydrolysis (saponification) of a fat would yield_____________.

a)

A. water and alkene

b)

B. ketone and aldehyde

c)

C. ethanol and acid

d)

D. glycerol and soap

98.

This type of isomerism occurs when different compounds are formed due to the different arrangements of their atoms leading to different functional groups.

a)

A. chain

b)

B. functional

c)

C. positional

d)

D. geometric

99.

What is the "ending" used in alcohols?

a)

al

b)

ol

c)

oilo

d)

alco

100.

Select the correct name or names of the following structure


CH3-CH2-CH2-CH2-CH2-CH2-CH=O

a)

Heptanaldehido

b)

1 Heptanoal

c)

7 Hetanoaldehido

d)

Heptanal

101.

What is the functional group of an ester ?

a)

R-O=C

|

C-R'

b)

R - C = O

|

O - R'

c)

R-C=O

|

C

d)

R-C=O

|

C-R'

102.

Choose the correct option that represent the following structure


O

||

C-C-C-C-C-C-C

a)

is a mistake

b)

4 heptanona

c)

heptanona

d)

4 heptona

103.
How many carbon atoms are in this line angle structure?
a)
11
b)
7
c)
8
d)
10
104.
Given the structural formulas below, which 2 formulas represent compounds that are isomers of each other?
a)
A and B
b)
A and C
c)
B and D
d)
C and D
105.
Which of these structures represent the same molecule?
a)
A and D
b)
A and C
c)
C and B
d)
D and B
106.
Are the compounds shown isomers
a)
Yes
b)
No
107.
Are the following molecules isomers?
a)
Yes
b)
No
108.
Are the following molecules isomers?
a)
Yes
b)
No
109.
Are the following molecules isomers?
a)
Yes
b)
No
110.
a)
addition
b)
combustion
c)
double replacement
d)
substitution
111.
a)
addition
b)
polymerization
c)
saponification
d)
combustion
112.
a)
addition
b)
polymerization
c)
esterification
d)
fermentation
113.
a)
fermentation
b)
polymerization
c)
esterification
d)
saponification
114.
a)
substitution
b)
addition
c)
polymerization
d)
fermentation
115.
a)
combustion
b)
saponification
c)
esterification
d)
fermentation
116.

In the reaction, which answer represents the product X?

a)
b)
c)
d)
117.

Reagent needed to change an alcohol to an alkene

a)

concentrated H2SO4

b)

KOH (alc)

c)

water/dilute H2SO4

d)

Cr2O72-/H+

118.

Which reagent is needed to change CH3CH=CH2 to CH3CHClCH3

a)

Cl2 (aq)

b)

HCl

c)

SOCl2

d)

PCl3

119.

Type of reaction (unbalanced).

CH3CH2OH → CH3COOH

a)

oxidation

b)

elimination

c)

addition

d)

substitution

120.

What is the name of this compound?

a)

ethanol

b)

ethanal

c)

ethanone

d)

methanal

121.

What is the name of this compound?

a)

propan-2-al

b)

propanane

c)

propanone

d)

propanal

122.

Which compound is a structural isomer of Z-but-2-ene?

a)

butane

b)

E-but-2-ene

c)

cyclobutane

d)

methylbut-2-ene

123.

Which equation is a propagation step in the conversion of trichloromethane into tetrachloromethane by reaction with chlorine in the presence of ultraviolet light?

a)

CHCl3 + Cl2 ⟶ CCl4 + HCl

b)

●CCl3 + ●Cl ⟶ CCl4

c)

CHCl3 + ●Cl ⟶ CCl4 + ●H

d)

●CCl3 + Cl2 ⟶ CCl4 + ●Cl

124.

How many structural isomers are there with the molecular formula C3H6BrCl?

a)

4

b)

5

c)

6

d)

7

125.

How many different alkenes are formed when 2-bromo-3-methylbutane reacts with ethanolic potassium hydroxide?

a)

2

b)

3

c)

4

d)

5

126.

An organic compound is found to contain 40.0% carbon, 6.7% hydrogen and 53.3% oxygen.Which of the following compounds could this be?

a)

Ethanol

b)

Ethanoic acid

c)

Methanol

d)

Methanoic acid

127.

Which one of the following mechanisms is not involved in the reaction sequence below?

CH3CH3 → CH3CH2Cl → CH3CH2OH → CH2=CH2 → CH3CH2Br

a)

electrophilic addition

b)

electrophilic substitution

c)

nucleophilic substitution

d)

free-radical substitution

128.

What is the correct systematic name for

a)

2-bromo-3-methylpent-2-ene

b)

2-bromo-3-ethylbut-2-ene

c)

3-bromo-2-ethylbut-2-ene

d)

4-bromo-3-methylpent-3-ene

129.

What is the correct systematic name for

a)

2-ethyl-3,4-dimethylpent-2-ene

b)

4-ethyl-2,3-dimethylpent-3-ene

c)

2,3,4-trimethylhex-3-ene

d)

3,4,5-trimethylhex-3-ene

130.
How many carbons are in the longest chain of the following molecule:
a)
11
b)
10
c)
9
d)
8
131.
Name this compound
a)
4-ethyl-2,2-dimethylhexane
b)
5-dimethyl-3,3-ethylhexane
c)
3-ethyl-5,5-dimethylhexane
d)
4-ethyl-2-methylhexane
132.
Name the compound
a)
3,4 dipropyl hexane
b)
3,4-diethyl 3,4-dimethyl hexane
c)
Twelvane
d)
3,3,3,4,4,4 hexamethyl hexane
133.
Name the compound
a)
Fifteenane
b)
2 pentyl decane
c)
3,4,5,6 tetramethyl decane
d)
3,4,5,6,7 pentamethyl decane
134.
Name the compound
a)
3,4 dimethyl octane
b)
3,4 diethyl octane
c)
butyl octane
d)
twelvane
135.

Chlorination of alkanes is an example of

a)

Elimination reaction

b)

Free radical substitution reaction

c)

Nucleophilic substitution reaction

d)

Electrophilic addition reaction

136.

Isomerism that arises out of the difference in spatial arrangement of atoms or groups about the doubly bonded carbon atoms are called?

a)

Structural Isomerism

b)

Stereoisomerism

c)

Geometrical Isomerism

d)

Optical Isomerism

137.

Which among the following does not exhibit geometric isomerism?

a)

1-hexene

b)

2-hexene

c)

3-hexene

d)

4-hexene

138.

Which of the following is NOT true about nucleophiles?

a)

donates an electron pair to an electrophile to form a chemical bond

b)

all molecules or ions with a free pair of electrons or at least one pi bond can act as nucleophiles

c)

nucleophile are Lewis acids by definition

d)

a nucleophile becomes attracted to a full or partial positive charge

139.

Which of the following statement is INCORRECT about electrophiles?

a)

Electrophiles are positively charged or neutral species having vacant orbitals

b)

The electrophiles are attacked by the most electron-populated part of one nucleophile

c)

Electrophiles are Lewis base

140.

Two optical isomers have the same

a)

Empirical formula

b)

Structural formula

c)

Molecular formula

141.

Which three compounds form part of a homologous series?

a)

A. C2H2, C2H4, C2H6

b)

B. CH3OH, C2H5OH, C3H7OH

c)

C. CH3CH2CH2CH2OH, CH3CH2CH(OH)CH3, CH3CH(CH3)CH2OH

d)

D. CH3CH2CHO, CH3COCH3, CH3CH2CH2OH

142.

4. Which of the following contribute to the low reactivity of alkanes?

I. The relatively strong C-H bond

II. The very low polarity of the C-H and C-C bonds

III. The tetrahedral shape of the molecules

a)

A. I and II only

b)

B. I and III only

c)

C. II and III only

d)

D. I, II and III

143.

7. Which compound will be the major organic product when hydrogen bromide is added to but-1-ene?

a)

A. 1-bromobutane

b)

B. 2-bromobutane

c)

C. 1,2-dibromobutane

d)

D. 1,1-dibromobutane

144.

Which functional groups are present in a molecule of the anti-oxidant shown above?


I. phenyl

II. ether

III. hydroxyl

a)

A. I and II only

b)

B. I and III only

c)

C. II and III only

d)

D. I, II and III

145.

Which functional group is present in the compound with the structure above?

a)

A. Amine.

b)

B. Carboxamide

c)

C. Ketone

d)

D. Nitrile

146.

What major type of organic reaction is this?

a)

Addition Reaction

b)

Elimination Reaction

c)

Substitution Reaction

d)

Rearrangement Reaction

147.

What major type of organic reaction is this?

a)

Addition Reaction

b)

Elimination Reaction

c)

Substitution Reaction

d)

Rearrangement Reaction

148.

What two organic reactions took place in this reaction?

a)

Addition and Elimination Reactions

b)

Addition and Rearrangement Reactions

c)

Addition and Substitution Reactions

d)

Elimination and Substitution Reactions

149.

What major type of organic reaction is this?

a)

Addition Reaction

b)

Elimination Reaction

c)

Substitution Reaction

d)

Rearrangement Reaction

150.

Name the following molecule:

a)

3,3-dimethyl-1-butanol

b)

3,3-methyl-1-butanol

c)

2,2-dimethyl-4-butanol

d)

3,3,3-trimethyl-1-propanol

151.

Which is the name of this compound?

a)

3-ethyl-2,2-dimethylhex-3-yne

b)

4-ethyl-5,5-methylhex-2-yne

c)

4-butylhex-2-yne

d)

4-ethyl-5,5-dimethylhex-2-yne

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