Chapter 24 Organic Chemistry
Chapter 24 Organic Chemistry
Student: ___________________________________________________________________________
1. The general formula for alkenes is
A. CnH2n+2
B. C2nH2n
C. CnHn+2
D. CnH2n
E. CnH2n-2
2. The general formula of an alkane is
A. CnH2n
B. CnH2n+2
C. CnH2n-2
D. CnH2n+4
E. CnH2n-4
3. Which one of these formulas is that of an unsaturated hydrocarbon?
A. [pic]
B. [pic]
C. [pic]
D. [pic]
E. [pic]
4. Which of these molecules is unsaturated?
A. C3H8
B. CH3OH
C. C5H10
D. CH4
E. C4H10
5. The formula [pic] represents
A. an alkane.
B. an alkyne.
C. an alcohol.
D. an unsaturated hydrocarbon.
E. a CFC.
6. Which one of these hydrocarbons does not have isomers?
A. C7H16
B. C6H14
C. C5H10
D. C4H8
E. C3H8
7. How many structural isomers are there of C4H10?
A. 4
B. 6
C. 2
D. 8
E. 10
8. Which of these species are structural isomers of C6H14?
[pic]
A. I and II
B. I and III
C. II and III
D. II and IV
E. III and IV
9. Which of these pairs are geometric isomers?
A. [pic]
B. [pic]
C. [pic]
D. [pic]
10. The two molecules represented below are examples of
[pic]
A. isomers
B. isotopes
C. alcohols
D. carboxylic acids
E. unsaturated hydrocarbons
11. The two molecules represented below are examples of
[pic]
A. geometric isomers.
B. structural isomers.
C. optical isomers.
D. stereoisomers.
E. none of these
12. Which of these species is an aromatic compound?
A. C2H2
B. C6H12
C. C6H4Br2
D. C5H10
E. C2H4Br2
13. The octane rating of gasoline refers to its
A. percentage C8H18 by volume.
B. radiation dose.
C. alcohol level.
D. ability to resist engine knocking.
E. percentage of unsaturated hydrocarbons.
14. Which one of these hydrocarbon chains would have the highest octane rating?
A. [pic]
B. [pic]
C. [pic]
D. [pic]
15. The compound that has a triple bond between one pair of carbon atoms is called a/an
A. alkane.
B. chlorofluorocarbon.
C. alkyne.
D. alkene.
E. alcohol.
16. The alkane with six carbon atoms is called
A. butane.
B. hexane.
C. heptane.
D. butene.
E. none of these.
17. Which of these is the systematic name for the compound represented below?
[pic]
A. 2-ethylbutane
B. 3-methylpentene
C. 3-methyl-1-pentene
D. 3-methyl-1-hexene
E. 2-methylhexane
18. The systematic name for the compound represented below is
[pic]
A. 4,5-diethylheptane.
B. 3-propyl-4-ethylhexane.
C. 3-ethyl-4-propylhexane.
D. 3-methyl-4-propylheptane.
E. 2-ethyl-4-propylhexane.
19. Which of these is the systematic name for the compound represented below?
[pic]
A. 2,3-dibromopentane
B. 1,2-dibromopentane
C. 2,3-dibromopropane
D. 1,2-propane dibromide
E. 1,2-dibromopropane
20. The correct structure for 2,3,3-trimethylpentane is
A. [pic]
B. [pic]
C. [pic]
D. [pic]
21. The group of atoms that is responsible for the characteristic properties of a family of organic compounds is called a/an ________ group.
A. hydrocarbon
B. functional
C. ether
D. enzyme
E. polyatomic ion
22. Organic compounds with the general formula R-O-R (where R is an alkyl group) are called
A. alkenes.
B. alcohols.
C. ethers.
D. aldehydes.
E. organic acids.
23. Which one of these structures represents a carboxyl functional group
A. [pic]
B. [pic]
C. [pic]
D. [pic]
E. [pic]
24. Which one of these structures represents an ester functional group?
A. [pic]
B. [pic]
C. [pic]
D. [pic]
25. Which one of these choices is the formula for a ketone?
A. CH3CHO
B. CH3OCH3
C. CH3COCH3
D. CH3COOH
E. [pic]
26. "Wood alcohol" is the common name for
A. methanol.
B. ethanol.
C. propyl alcohol.
D. ethylene.
E. acetylene.
27. The name for the compound with the formula CH3CH2CH2CH2OH is
A. propanol.
B. propane.
C. butanol.
D. pentane.
E. pentanol.
28. Which type of organic compound does not contain a carbonyl group?
A. ethers
B. carboxylic acids
C. ketones
D. aldehydes
E. esters
29. Acetylene, C2H2, the simplest alkyne, can be prepared from "inorganic" materials. Which of these reactions is used to prepare acetylene in this way?
A. 2C + H2 ( C2H2
B. C2H4 ( C2H2 + H2
C. 2CO + 2H2O ( C2H2 + H2O2
D. CaC2 + 2H2O ( C2H2 + Ca(OH)2
30. Which one of these compounds will result from the addition of HCl to [pic] ?
A. [pic]
B. [pic]
C. [pic]
D. [pic]
E. none of these
31. Which is the product of the reaction of one mole of HCl with one mole of 1-butyne?
A. 1-chloro-1-butene
B. 1-chloro-2-butene
C. 2-chloro-1-butene
D. ethyl chloride + acetylene
32. The reaction of an alcohol and a carboxylic acid yields
A. a hydrocarbon.
B. an ester.
C. an ether.
D. an aldehyde.
E. a ketone.
33. The reaction of ethylene and water yields
A. an aldehyde.
B. an ester.
C. an alcohol.
D. an ether.
E. an organic acid.
34. Oxidation of the 2-propanol will produce a/an
A. aldehyde.
B. amine.
C. alkene.
D. ketone.
E. carboxylic acid.
35. Esters are synthesized from two classes of organic compounds. Those two types of compounds are
A. acids and bases.
B. amines and alcohols.
C. alcohols and acids.
D. amines and alkenes.
E. alkenes and bases.
36. Which choice gives the structures of the reaction products when the ester below is hydrolyzed in acid solution?
[pic]
A. [pic]
B. [pic]
C. [pic]
D. [pic]
37. The reaction of Cl2 with CH4 to produce methyl chloride is an example of a/an
A. free radical reaction.
B. addition reaction.
C. reduction reaction.
D. ester hydrolysis.
E. polymerization.
38. Which of these statements describes a condensation reaction?
A. addition of H2O to a double bond
B. linking an acid and an alcohol to make an ester and water
C. addition of H2 to an alkene
D. oxidation of ethanol to acetaldehyde
E. hydrolysis of an ester
39. Bromination of benzene (C6H6), an aromatic compound,
A. occurs by substitution rather than addition.
B. occurs by addition rather than substitution.
C. occurs more rapidly than bromination of a nonaromatic compound.
D. results in formation of 1,2,3,4,5,6-hexabromocyclohexane.
E. occurs in the absence of a catalyst.
40. Amines are
A. organic bases that react with water to produce ammonia.
B. organic acids that react with water to produce ammonia.
C. organic bases that react with acids to form ammonium salts.
D. organic acids that react with bases to form ammonium salts.
E. none of these.
41. Which of these reactions leads to a change in the hybridization of one or more carbon atoms?
A. free radical halogenation of an alkane
B. hydrolysis of an ester to yield an acid and an alcohol
C. substitution of an aromatic ring using a halogen
D. oxidation of an alcohol to yield a carboxylic acid
E. neutralization of an amine using a strong mineral acid
42. Which functional group, when present in a compound that is allowed to stand in air, poses a danger of slowly yielding explosive peroxides?
A. ether
B. alcohol
C. carboxylic acid
D. ketone
E. unsaturated hydrocarbon
43. Which of the following compounds are isomers?
I. pentane
II. 2-methylbutane
III. 2,3-dimethylbutane
IV. 2,2-dimethylpropane
V. 1-hexene
44. Write the formula for the alcohol and the carboxylic acid from which the following ester may be synthesized.
[pic]
45. Write the formula for the alcohol and the carboxylic acid from which the following ester may be synthesized.
[pic]
46. Write the formula for the alcohol and the carboxylic acid from which the following ester may be synthesized.
[pic]
47. Name the following compound:
[pic]
48. Name the following compound:
[pic]
49. The systematic name for the hydrocarbon with the following structural formula is 1-ethyl-2-methylbutane.
[pic]
True False
50. The systematic name for the compound with the following structural formula is 4,5-dimethyl-2-hexene.
[pic]
True False
51. The oxidation product of 1-propanol when using Cr2O72- as the oxidizing agent is acetone.
True False
52. The reaction of hydrogen chloride gas with propene will yield 1-chloropropane as the main product.
True False
53. Cycloalkanes have the general formula CnH2n.
True False
Chapter 24 Organic Chemistry Key
1.D
2.B
3.B
4.C
5.D
6.E
7.C
8.D
9.D
10.A
11.B
12.C
13.D
14.A
15.C
16.B
17.C
18.D
19.E
20.A
21.B
22.C
23.D
24.B
25.C
26.A
27.C
28.A
29.D
30.C
31.C
32.B
33.C
34.D
35.C
36.B
37.A
38.B
39.A
40.C
41.D
42.A
43.I, II, and IV
44. [pic]
45. [pic]
46. [pic]
47. 2,2-dimethylbutane
48. 2,3-dimethylbutane
49.FALSE
50.TRUE
51.FALSE
52.FALSE
53.TRUE
|1. |Carbon forms so many more compounds than other elements because ____. |
|A) |carbon atoms can form more than four bonds |
|B) |carbon forms strong ionic bonds with many metals |
|C) |carbon atoms link up with each other to form chains and rings |
|D) |all carbon compounds are thermodynamically very stable |
|2. |An example of an aromatic compound is _____. |
|A) |cyclohexane |
|B) |naphthalene |
|C) |neopentane |
|D) |propane |
|3. |Which of the following compounds is not aromatic? |
|A) |benzene |
|B) |anthracene |
|C) |naphthalene |
|D) |ethene |
|4. |An example of a saturated compound is _____. |
|A) |propane |
|B) |propylene |
|C) |butyne |
|D) |isobutylene |
|5. |Alkenes exhibit geometrical isomerism due to C = C _____. |
|A) |free rotation |
|B) |restricted rotation |
|C) |free vibration |
|D) |restricted vibration |
|6. |Geometrical isomerism is exhibited by ______. |
|A) |paraffins |
|B) |alkenes |
|C) |alkanes |
|D) |alkynes |
|7. |Alkanes do not undergo _____ reactions. |
|A) |substitution |
|B) |combustion |
|C) |addition |
|D) |any of the above |
|8. |A chiral carbon atom is not _____. |
|A) |unsymmetric |
|B) |symmetric |
|C) |dissymmetric |
|D) |asymmetric |
|9. |An achiral carbon atom is _____. |
|A) |unsymmetric |
|B) |asymmetric |
|C) |dissymmetric |
|D) |symmetric |
|10. |An example of a chiral alkane is _____. |
|A) |isobutane |
|B) |3-methylhexane |
|C) |n-butane |
|D) |3-methylpentane |
|11. |An example of an achiral alkane is _____. |
|A) |3-methylhexane |
|B) |3-methylheptane |
|C) |3-methylpentane |
|D) |4-methyloctane |
|12. |The number of different monochloro pentanes that can be produced by the chlorination of n-pentane is _____. |
|A) |four |
|B) |three |
|C) |two |
|D) |five |
|13. |The hydrocarbon formula C4H8 has a total of _____ possible isomers. |
|A) |three |
|B) |five |
|C) |four |
|D) |six |
|14. |The compound C3H5Br will have _____ possible isomers. |
|A) |four |
|B) |three |
|C) |two |
|D) |five |
|15. |The hydrocarbon having the lowest boiling point among the following is _____. |
|A) |n-pentane |
|B) |neopentane |
|C) |isopentane |
|D) |2-methylbutane |
|16. |The hydrocarbon C4H6 can be an/a _____. |
|A) |alkene |
|B) |alkyne |
|C) |cycloalkene |
|D) |all of the above |
|17. |The hydrocarbon C5H12 can be _____. |
|A) |only an alkane |
|B) |only an alkyne |
|C) |only an alkene |
|D) |a cycloalkane |
|18. |The most unstable hydrocarbon among the following is _____. |
|A) |cyclopentane |
|B) |neopentane |
|C) |cyclobutadiene |
|D) |ethane |
|19. |An alkane can be differentiated from an alkene using _____. |
|A) |Br2/CCl4 |
|B) |NaOH |
|C) |CH3COOH |
|D) |FeCl3 |
|20. |Acetylene can polymerize to yield _____. |
|A) |polyacetylene |
|B) |polyethene |
|C) |benzene |
|D) |toluene |
|21. |Which of the following can yield two different isomers on reaction with HBr? |
|A) |1-butene |
|B) |2-butene |
|C) |pentane |
|D) |ethene |
|22. |1,2-dichloropropane exhibits _____ isomerism. |
|A) |no |
|B) |optical |
|C) |cis-trans |
|D) |tanto |
|23. |Which of the following molecules has a chiral carbon atom? _____ |
|A) |CH3CH(NH2)COOH |
|B) |CH2(NH2)COOH |
|C) |CH2(OH)CH2(OH) |
|D) |CH3COOH |
|24. |Which of the following exhibits geometrical isomerism? |
|A) |2-pentene |
|B) |1-pentene |
|C) |pentane |
|D) |1-butene |
|25. |Which of the following undergoes addition reactions? |
|A) |butane |
|B) |benzene |
|C) |naphthalene |
|D) |acetylene |
|26. |Which among the following is not a planar molecule? |
|A) |cyclohexane |
|B) |benzene |
|C) |ethylene |
|D) |acetylene |
|27. |Mesitylene is _____. |
|A) |1,4-dimethylbenzene |
|B) |1,2-dimethylbenzene |
|C) |1,3,5-trimethylbenzene |
|D) |1,2,3-trimethylbenzene |
|28. |Which of the following is not considered a functional group? |
|A) |–CHO |
|B) |–COOH |
|C) |–H |
|D) |–OH |
|29. |A Lewis base among the following is _____. |
|A) |diethyl ether |
|B) |butane |
|C) |cyclohexane |
|D) |neopentane |
|30. |Which compound class is basic in nature? |
|A) |ketones |
|B) |aldehydes |
|C) |amines |
|D) |phenols |
|31. |Which of the following molecular formulas cannot represent an ether? |
|A) |CH4O |
|B) |C2H6O |
|C) |C3H8O |
|D) |C4H10O |
|32. |A carbon–oxygen double bond is not present in the _____ functional group. |
|A) |ester |
|B) |ether |
|C) |amine |
|D) |acid |
|33. |Compounds which can be easily oxidized are _____. |
|A) |carboxylic acids |
|B) |phenols |
|C) |amides |
|D) |aldehydes |
|34. |Methyl formate is a/an _____. |
|A) |ester |
|B) |ketone |
|C) |ether |
|D) |aldehyde |
|35. |An ester can be produced by the reaction of _____. |
|A) |a carboxylic acid and a base |
|B) |a carboxylic acid and an alcohol |
|C) |a carboxylic acid and an amine |
|D) |an aldehyde and an alcohol |
|36. |Which one of the following saturated compounds can have geometric isomers? |
|A) |1,1-dichlorocyclopropane |
|B) |1,2-dichlorocyclopropane |
|C) |1,2-dichloropropane |
|D) |1,3-dichloropropane |
|37. |On oxidation, the compound C4H10O yields a ketone. The original compound could be _____. |
|A) |n-butanol |
|B) |isobutyl alcohol |
|C) |secondary butyl alcohol |
|D) |tertiary butyl alcohol |
|38. |Ketones can be obtained by the oxidation of _____. |
|A) |tertiary alcohols |
|B) |primary alcohols |
|C) |secondary alcohols |
|D) |aldehydes |
|39. |The compound C4H10O does not react with sodium metal . On chlorination ithe compound produces three different monochloro |
| |isomers. The compound could be _____. |
|A) |isobutyl alcohol |
|B) |diethyl ether |
|C) |methyl n-propyl ether |
|D) |methyl isopropyl ether |
|40. |Which class of compounds will not react with sodium metal? |
|A) |acids |
|B) |alcohols |
|C) |aldehydes |
|D) |phenols |
|41. |Ethyl methanoate is a/an _____. |
|A) |ether |
|B) |ester |
|C) |anhydride |
|D) |acid |
|42. |What is a commercial use for naphthalene? |
|A) |mothballs |
|B) |automotive antifreeze |
|C) |as a welding gas |
|D) |as an anesthetic gas |
|43. |HBr will react with _____. |
|A) |ethyne |
|B) |naphthalene |
|C) |ethane |
|D) |benzene |
|44. |The functional group not containing oxygen is _____ . |
|A) |ether |
|B) |amine |
|C) |alcohol |
|D) |acid |
|45. |The formula CH3CH2COOCH2CH3 represents a/an _____ . |
|A) |ester |
|B) |ether |
|C) |alcohol |
|D) |ketone |
|46. |The compound with the molecular formula C7H7Cl cannot be _____. |
|A) |4-chlorotoluene |
|B) |benzyl chloride |
|C) |3-chloropentane |
|D) |2-chlorotoluene |
|47. |How many carbon atoms are in the 2,3-dimethylpentane molecule? |
|A) |5 |
|B) |6 |
|C) |7 |
|D) |10 |
|48. |The correct order of reactivity among the following pairs is _____. |
|A) |CH2 = CH2 < CH4 |
|B) |CH3CHO > CH3COCH3 |
|C) |CH3CH2OH < CH3OCH3 |
|D) |acid < ester |
|49. |Compounds that form hydrogen bonds with water are _____. |
|A) |ethers |
|B) |alkanes |
|C) |alcohols |
|D) |alkenes |
|50. |How many different isomers can be derived from ethylene if two hydrogen atoms are replaced by a fluorine atom and a chlorine |
| |atom? |
|A) |2 |
|B) |3 |
|C) |4 |
|D) |5 |
|51. |The compound that does not form hydrogen bonds with water is _____. |
|A) |benzene |
|B) |phenol |
|C) |acetic acid |
|D) |ethylamine |
|52. |Besides water, the major component of vinegar is _____. |
|A) |ethanol |
|B) |acetic acid |
|C) |lactic acid |
|D) |phenol |
|53. |Alcoholic beverages contain _____. |
|A) |CH3CHO |
|B) |CH3COCH3 |
|C) |CH3COOH |
|D) |CH3CH2OH |
|54. |The substance used as automotive antifreeze is _____. |
|A) |glycerol |
|B) |ethylene glycol |
|C) |CH3COOH |
|D) |CH3OH |
|55. |Natural gas mainly consists of _____. |
|A) |C2H6 |
|B) |C3H8 |
|C) |CH4 |
|D) |C6H6 |
|56. |Ethylene is chemically most similar to _____. |
|A) |acetylene |
|B) |propylene |
|C) |benzene |
|D) |toluene |
|57. |How many carbon–carbon sigma bonds are present in the benzene molecule? |
|A) |six |
|B) |twelve |
|C) |three |
|D) |eighteen |
|58. |The number of carbon–carbon sigma bonds in the cyclohexane molecule is _____. |
|A) |12 |
|B) |6 |
|C) |18 |
|D) |3 |
|59. |The number of carbon–carbon sigma bonds in the 2-methyl-3-ethylpentane molecule is _____. |
|A) |6 |
|B) |8 |
|C) |5 |
|D) |7 |
|60. |The total number of sigma bonds in a benzene molecule is _____. |
|A) |12 |
|B) |8 |
|C) |6 |
|D) |18 |
|61. |The total number of sigma bonds in a cyclohexane molecule is _____. |
|A) |24 |
|B) |18 |
|C) |12 |
|D) |10 |
|62. |Which of the following molecules does not contain two π-bonds? |
|A) |acetylene |
|B) |1,3-butadiene |
|C) |2-propyne |
|D) |propylene |
|63. |The compound not having empirical formula CH is _____. |
|A) |cyclobutadiene |
|B) |benzene |
|C) |acetylene |
|D) |1,3-butadiene |
|64. |The percentage by mass of oxygen in C2HCl3O is _____. |
|A) |20.12 |
|B) |10.85 |
|C) |32.15 |
|D) |16.2 |
|65. |Compounds with the C4H8Cl2 molecular formula can exhibit _____ isomerism. |
|A) |optical |
|B) |geometrical |
|C) |functional |
|D) |no |
|66. |Combustion of an unknown organic compound is used to determine its ____. |
|A) |degree of unsaturation |
|B) |functional groups |
|C) |density |
|D) |empirical formula |
|67. |2-bromo-3-methyl-1-butene can be obtained from 3-methyl-1-butyne by the action of _____. |
|A) |Br2 |
|B) |HBr |
|C) |HBr, peroxide |
|D) |CH3Br |
|68. |3-methyl-1-butyne can be converted into 1,2-dibromo-3-methylbutane by using _____. |
|A) |2 moles of HBr |
|B) |HBr/peroxide |
|C) |Br2 |
|D) |none of the above |
|69. |The reaction of 2 moles of HBr with 1-butyne yields _____. |
|A) |1,1-dibromobutane |
|B) |1,2-dibromobutane |
|C) |2,2-dibromobutane |
|D) |1,3-dibromobutane |
|70. |A compound containing an asymmetric carbon is _____. |
|A) |1,1-dibromocyclopropane |
|B) |1,2-dibromobutane |
|C) |1,1-dibromopropane |
|D) |2,2-dibromobutane |
|71. |An optically inactive compound among the following is _____. |
|A) |aminoacetic acid |
|B) |2-aminopropanoic acid |
|C) |2-chlorobutane |
|D) |2-bromo-1-propanol |
|72. |Dichlorobenzene would have _____ isomers if the molecule had no resonance. |
|A) |five |
|B) |four |
|C) |six |
|D) |three |
|73. |Propanal is an isomer of _____. |
|A) |propanol |
|B) |propanaldehyde |
|C) |acetone |
|D) |propane |
|74. |Ethanol and dimethyl ether are _____ isomers. |
|A) |functional |
|B) |stereo |
|C) |position |
|D) |geometrical |
|75. |The compound having the lowest boiling point is _____. |
|A) |C2H5OH |
|B) |CH3CHO |
|C) |CH3OCH3 |
|D) |CH3COCH3 |
|76. |Which of the following is the least soluble in water? |
|A) |CH3CH2OH |
|B) |CH3COOH |
|C) |CH3CH3 |
|D) |CH3CHO |
|77. |The unpleasant smell of fish is due to volatile _____. |
|A) |amines |
|B) |alcohols |
|C) |acids |
|D) |esters |
|78. |Benzene can be differentiated from cyclohexane using _____. |
|A) |conc HCl |
|B) |conc HNO3 |
|C) |HBr |
|D) |HCOOH |
|79. |Wood spirit is _____. |
|A) |methyl alcohol |
|B) |ethyl alcohol |
|C) |acetic acid |
|D) |acetone |
|80. |Marsh gas is _____. |
|A) |ethane |
|B) |methane |
|C) |butane |
|D) |methanol |
|81. |Which of the following will exhibit isomerism? |
|A) |1-butyne |
|B) |2-butyne |
|C) |1-butane |
|D) |2-butene |
|82. |The number of asymmetric carbon atoms in 1,2-dichloropropane is _____. |
|A) |three |
|B) |none |
|C) |two |
|D) |one |
|83. |The number of asymmetric carbon atoms in a molecule of 1,3-dichlorobenzene is _____. |
|A) |zero |
|B) |1 |
|C) |2 |
|D) |3 |
|84. |Propylene can be converted into isopropanol using _____. |
|A) |dil H2SO4 |
|B) |KMNO4 |
|C) |Br2/H2O |
|D) |HNO3 |
|85. |Rubbing alcohol is _____. |
|A) |ethyl alcohol |
|B) |methyl alcohol |
|C) |n-propyl alcohol |
|D) |isopropyl alcohol |
|86. |Grain alcohol is _____. |
|A) |CH3OH |
|B) |CH3CH(OH)CH3 |
|C) |CH3CH2OH |
|D) |CH3CH2CH2OH |
|87. |Trans-2-pentene is an isomer of _____. |
|A) |trans-2-butene |
|B) |pentane |
|C) |cyclopentane |
|D) |pentyne |
|88. |Fat hydrolysis yields _____. |
|A) |ethyl alcohol |
|B) |ethylene glycol |
|C) |glycerol |
|D) |isopropyl alcohol |
|89. |Lye is a solution of _____. |
|A) |NaCl |
|B) |Na2CO3 |
|C) |NaOH |
|D) |NaNO3 |
|90. |The iodine value of an oil is defined as the number of grams of iodine that can react with _____ of the oil. |
|A) |1 kg |
|B) |100 g |
|C) |1000 mg |
|D) |100 kg |
|91. |Iodine values are used to determine the _____ of an oil. |
|A) |degree of unsaturation |
|B) |molecular weight |
|C) |molecular formula |
|D) |degree of branching |
|92. |Iodine reacts with Na2S2O3 to yield _____. |
|A) |Na2S |
|B) |Na2SO4 |
|C) |Na2S4O6 |
|D) |Na2SO3 |
|93. |Soaps are sodium salts of _____. |
|A) |glycerol |
|B) |fatty acids |
|C) |glycol |
|D) |sulphonic acid |
|94. |Chemically, oils are similar to _____. |
|A) |enzymes |
|B) |proteins |
|C) |fats |
|D) |cholesterol |
|95. |Chemically, oils are _____. |
|A) |amides |
|B) |ethers |
|C) |esters |
|D) |ketones |
|96. |Fatty acids are _____. |
|A) |monocarboxylic acids |
|B) |monohydric alcohols |
|C) |polycarboxylic acids |
|D) |dicarboxylic acids |
|97. |Which of the following statements is correct? |
|A) |oils are solids and fats are liquids |
|B) |fats are solids and oils are liquids |
|C) |oils and fats are liquids |
|D) |oils and fats are solids |
|98. |Oils are converted into solids by _____. |
|A) |iodination |
|B) |oxidation |
|C) |hydration |
|D) |hydrogenation |
|99. |A byproduct of soap manufacturing is _____. |
|A) |fatty acids |
|B) |glycerol |
|C) |glycol |
|D) |acetone |
|100. |Iodine concentrations can be determined by titration with _____. |
|A) |sodium sulfide |
|B) |sodium thiosulfate |
|C) |sodium sulfate |
|D) |sodium sulfite |
Answer Key
|1. |C |
|2. |B |
|3. |D |
|4. |A |
|5. |B |
|6. |B |
|7. |C |
|8. |B |
|9. |D |
|10. |B |
|11. |C |
|12. |B |
|13. |D |
|14. |A |
|15. |B |
|16. |D |
|17. |A |
|18. |C |
|19. |A |
|20. |C |
|21. |A |
|22. |B |
|23. |A |
|24. |A |
|25. |D |
|26. |A |
|27. |C |
|28. |C |
|29. |A |
|30. |C |
|31. |A |
|32. |B |
|33. |D |
|34. |A |
|35. |B |
|36. |B |
|37. |C |
|38. |C |
|39. |D |
|40. |C |
|41. |B |
|42. |A |
|43. |A |
|44. |B |
|45. |A |
|46. |C |
|47. |C |
|48. |B |
|49. |C |
|50. |B |
|51. |A |
|52. |B |
|53. |D |
|54. |B |
|55. |C |
|56. |B |
|57. |A |
|58. |B |
|59. |D |
|60. |A |
|61. |B |
|62. |D |
|63. |D |
|64. |B |
|65. |A |
|66. |D |
|67. |B |
|68. |C |
|69. |C |
|70. |B |
|71. |A |
|72. |B |
|73. |C |
|74. |A |
|75. |C |
|76. |C |
|77. |A |
|78. |B |
|79. |A |
|80. |B |
|81. |D |
|82. |D |
|83. |A |
|84. |A |
|85. |D |
|86. |C |
|87. |C |
|88. |C |
|89. |C |
|90. |B |
|91. |A |
|92. |C |
|93. |B |
|94. |C |
|95. |C |
|96. |A |
|97. |B |
|98. |D |
|99. |B |
|100. |B |
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