Chemistry test on the topic “Aromatic hydrocarbons”

21.01.2024

ARENAS

1. The isomers are

1) benzene and toluene2) propanol and propanoic acid

3) ethanol and dimethyl ether4) ethanol and phenol

2. Benzene can be obtained from acetylene in one step by the reaction

1) dehydrogenation2) trimerization3) hydrogenation4) hydration

3. Homologues are

1) benzene and styrene2) toluene and ethylbenzene3) benzene and phenol4) toluene and methylbenzene

4. The greatest formation of soot is accompanied by combustion

1) hexane2) cyclohexane3) hexene4) benzene

1) WITH 8 N 18 2) WITH 8 N 10 3) WITH 8 N 16 4) WITH 8 N 14

6. Toluene is a member of the homologous series

1) phenol2) benzene3) methanol4) styrene

7. A representative of the homologous series of benzene is

1) toluene2) phenol3) styrene4) methanol

8. In the chain of transformations:

the final product "X 4 " is

1) benzoic acid2) toluene3) 4-chlorotoluene4) 4-chlorobenzoic acid

9. In the diagrammethane → X → benzene connection "X " is

1) Chloromethane2) Ethylene3) Hexane4) Etin

10. Toluene and ethylbenzene are

1) homologues2) structural isomers

3) geometric isomers4) the same substance

11. Match the name of a substance with the formula of its homologue

methylcyclobutane

toluene

isobutane

2,2 - dimethylhexane

WITHH 3 - WITH(CH 3 ) 2 - WITHH 3

CH 3 –CH(CH 3 ) – CH 2 –CH(CH 3 ) – CH 3

IN)

C 4 H 7 –C 2 H 5

CH 3 – CH 2 –CH(CH 3 ) – CH 3

WITH 6 H 5C 2 H 5

12. Benzenedoesn't interact With

1) nitric acid2) bromine3) hydrogen bromide4) oxygen

13. Benzene undergoes a substitution reaction with

1) bromine and nitric acid2) oxygen and sulfuric acid

3) chlorine and hydrogen4) nitric acid and hydrogen

14. Both ethylene and benzene are characterized by:

1) hydrogenation reaction 2) the presence of only π-bonds in molecules

3) sp2 hybridization of carbon atoms in molecules 4)

5) interaction with an ammonia solution of silver (I) oxide 6) combustion in air

15. In the molecule of which substance are all carbon atoms in a state of sp2 hybridization?

1) hexane 2) hexene 3) ethane 4) benzene

16. From the listed substances, select two substances for which a substitution reaction with chlorine is possible.

1) propene2) ethane3) butine-24) benzene5) carbon tetrachloride

Write down the numbers under which they are indicated.

17. Are the following statements about benzene true?

A. Benzene decolorizes bromine water.

B. Benzene undergoes a substitution reaction with nitric acid.

1) only A is correct2) only B is correct3) both judgments are correct4) both judgments are wrong

18. In a given transformation scheme

1) HCl2) NaCl3) Cl 2 4) CH 3 Cl5) CH 3 OH

19. In a given transformation scheme

substances X and Y are respectively

1) benzoic acid2) chlorobenzene3) nitrobenzene4) ethylene5) acetylene

20. In a given transformation scheme

substances X and Y are respectively

1) CH 4 2) CH 3 Cl3) KMnO 4 (H + ) 4) HNO 3 5) HCOOH

21. A homologue of benzene is a substance whose formula is

1) WITH 7 N 8 2) WITH 6 N 12 3) WITH 9 N 16 4) WITH 8 N 18

22. Both butane and benzene react with

1) hydrogen2) bromine water3) oxygen4) hydrogen chloride

23. Ethylbenzene is characterized by:

1) sp -hybridization of all carbon atoms in the molecule2) flat shape of the entire molecule

3) hydrogenation reaction4) interaction with water

5) interaction with chlorine6)

24. Each of two substances interacts with toluene:

1) H 2 OAndCH 3 Cl2) CH 4 AndHNO 3 3) HClAndH 2 SO 4 4) H 2 and Cl 2

25. Toluene, unlike benzene,

1) undergoes hydrogenation2) oxidized by air oxygen

3) reacts with chlorine (in the presence of AlCl 3 ) 4) oxidized by potassium permanganate solution

26. During the catalytic hydrogenation of toluene,

1) benzene2) cyclohexane3) methylcyclohexane4) hexane

27. To obtain cyclohexane from benzene, use the reaction

1) dehydrogenation2) halogenation3) hydrogenation4) hydration

28. Discolors bromine water

1) benzene2) toluene3) cyclohexane4) styrene

29. Reacts with hydrogen bromide

1) benzene2) toluene3) styrene4) 1,3,5-trimethylbenzene

30. Benzene can be obtained by trimerization reaction

1) cyclohexane2) ethane3) ethylene4) acetylene

31. Each of two substances interacts with toluene:

1) CH 3 OH and Ag 2 O2) KMnO 4 and H 2 3) Cl 2 and NaOH4) HNO 3 and CH 3 OCH 3

32. Toluene, unlike benzene,

1) does not burn in air2) reacts with KMnO solution 4

3) enters into hydrogenation reactions4) reacts with bromine in the presence of a catalyst

33. An isomer of benzene is a compound whose formula is

1) C6 H5− CH= CH− CH3

2) CH3− CH− C≡ C− CH− CH3

3) CH2= CH− CH2− CH2− CH2− CH3

4) CH2=CH−C≡C−CH=CH2

34. Benzene reacts with each of two substances:

1) WITH 2 N 5 OH and N 2 2) HNO 3 and HBr3) H 2 O and O 2 4) CH 3 Cl and Br 2

35. Benzene reacts with each of two substances:

1) H 2 , HBr 2) Br 2 (rr) ,HCHO 3) H 2 O, O 2 4) НNO 3 , Br 2

36. Benzene is able to interact with each of two substances:

1) H 2 and HBr2) HNO 3 and KMnO 4 3) C 2 H 5 Cl and HNO 3 4) CH 3 OH and C 2 H 6

37. Chlorobenzene is formed when benzene reacts with

1) chlorine (UV)2) chlorine (FeCl 3 ) 3) hydrogen chloride4) chloromethane

38. When hydrogen reacts with benzene, it forms

1) toluene2) hexanol-13) acetylene4) cyclohexane

39. Toluene can be formed during aromatization (dehydrocyclization)

1) 2-methylhexane2) octane3) 2-methylheptane4) hexane

40. In the transformation scheme C 2 N 2 →X →C 6 N 5 NO 2 substance "X " is

1) hexane2) ethanol3) ethylene4) benzene

41. Establish a correspondence between the name of the compound and the general formula of its homologous

propene

isoprene

IN)

nonan

benzene

C n H 2 n +2

C n H 2 n

C n H 2 n –2

C n H 2 n –4

C n H 2 n –6

42. Both acetylene and toluene are characterized by:

1) polymerization reaction2) sp 2 -hybridization of carbon atoms in a molecule

3) oxidation with potassium permanganate4) halogenation reaction

5) the presence of σ- and ππ-bonds in molecules6) high solubility in water

43. Write reaction equations that can be used to carry out the following

transformations:

44. In the transformation scheme: C 2 H 2 → X → C 6 H 5 Cl substance "X" is

1) ethylene2) bromoethane3) ethanal4) benzene

45. Write reaction equations that can be used to carry out the following transformations

Na 300 o , Pt KMnO 4, H 2 SO 4, t °

Cyclopropane →1-bromopropane → X 1 → X 2 → toluene --------------→ X 3

46. Toluene reacts with

1) hydrogen2) water3) zinc

4) nitric acid5) hydrogen chloride6) chlorine

47. Are the following statements about the properties of aromatic hydrocarbons true?

A. Benzene discolors the potassium permanganate solution.

1) only A is correct2) only B is correct3) both judgments are correct4) both judgments are wrong

48. The similarity of the chemical properties of benzene and saturated hydrocarbons is manifested in the reaction

1) WITH 6 N 6 + 3 H 2 → C 6 H 12 2) WITH 6 N 6 + C 2 H 4 → C 6 H 5 – C 2 H 5

3) WITH 6 N 6 + 3Cl 2 → C 6 H 6 Cl 6 4) WITH 6 N 6 + Br 2 → C 6 H 5 Br+ NBr

49. In the scheme of transformationsC 6 H 5 CH 3 → X → C 6 H 5 – CH 2 – OHsubstance "X" is

1) C 6 H 5 OH2) C 6 H 5 – CH 2 Cl3) C 6 H 5 Cl4) C 6 H 5 COOH

50. Ethylene and benzene are characterized by:

1) hydrogenation reaction2) the presence of only π-bonds in molecules

3) sp 2 -hybridization of carbon atoms in molecules4) high solubility in water

5) interaction with an ammonia solution of silver oxide (I) 6) combustion in air

51. Benzene undergoes a substitution reaction with

1) bromine and nitric acid2) oxygen and sulfuric acid

3) chlorine and hydrogen4) nitric acid and hydrogen

52. Benzenedoesn't interact With

1) nitric acid2) bromine3) hydrogen bromide4) oxygen

53. In the scheme methane →X→ benzene compound "X " is

1) chloromethane2) ethylene3) hexane4) ethin

54. Toluene and ethylbenzene are

1) homologues2) structural isomers

3) geometric isomers4) the same substance

55. Hexachlorocyclohexane is formed as a result of the interaction

1) chlorine and benzene2) chlorine and cyclohexane

3) hydrogen chloride and benzene4) chlorine and hexane

56. In the chain of transformations:

the final product "X 4 " is

1) benzoic acid2) toluene3) 4-chlorotoluene4) 4-chlorobenzoic acid

57. Both benzene and cyclohexane react with

1) bromine water 2) chlorine 3) potassium permanganate solution

4) nitric acid 5) ammonia

58. Are the following statements about the properties of aromatic hydrocarbons correct?

A. Benzene decolorizes a solution of potassium permanganate.

B. Toluene undergoes a polymerization reaction.

1) only A is correct2) only B is correct

3) both judgments are correct4) both judgments are wrong

Properties.

2. When toluene (1 mol) reacts with bromine (1 mol), the following are formed:

A) ortho-bromotoluene; b) meta-bromotoluene; V) pair-bromotoluene; d) 2,3,5-tribromotoluene;

1)a, b 2) a, c 3)d 4)b

3. The statement is true

1) toluene undergoes a hydration reaction 2) toluene undergoes substitution reactions more easily than benzene 3) benzene oxidizes more easily than toluene 4) toluene does not undergo a hydrogenation reaction

5. Benzene reacts with

A) chlorine under light

B) chlorine in the presence of an AlCl 3 catalyst

B) chloroethane in the presence of an AlCl 3 catalyst

D) hydrogen chloride

D) sodium hydroxide

E) KMnO 4 solution

6.Characteristic of benzene

B) sp-hybridization of carbon atoms

B) substitution reactions

D) flammability

7. Toluene reacts with

A) potassium permanganate solution

B) bromine water

B) water in the presence of a catalyst

D) chlorine under light

D) hydrogen

E) hydrogen chloride

8. Toluene is characterized by

A) the presence of a conjugated electronic system in the molecule

B) substitution reactions

D) discoloration of the KMnO 4 solution

D) flammability

E) good solubility in water

9. Styrene (vinylbenzene) is characterized by

A) the presence of a conjugated electronic system in the molecule

B) sp 2 -hybridization of carbon atoms

B) polycondensation reaction

D) discoloration of bromine water

D) flammability

E) good solubility in water

10. The halogenation reaction of aromatic hydrocarbons is carried out in the presence of a catalyst: 1) mercury salts; 2) conc. H 2 SO 4 ; 3) CCl 4 4) FeBr 3 or AlCl 3

11. The nitration of toluene produces:

12. The nitration reaction of aromatic hydrocarbons is carried out in the presence of:

1) mercury salts; 2) conc. H 2 SO 4 ; 3) CCl 4 4) FeBr 3 or AlCl 3

13. When bromination of nitrobenzene is formed:

1) ortho product; 2) meta-product; 3) steam product; 4) a mixture of ortho and para isomers.

14. The alkylation reaction of aromatic hydrocarbons with haloalkanes is carried out in the presence of a catalyst: 1) mercury salts; 2) conc. H 2 SO 4 ; 3) CCl 4 4) FeBr 3 or AlCl 3

15. Benzene adds under harsh conditions:

1) hydrogen 2) nitric acid 3) sulfuric acid 4) water

16. When nitrating benzene, use is used as a catalyst : 1) AlCl 3 2)H 2 SO 4 3)water 4) Ni

17. When benzene is hydrogenated, you get:

1) hexane 2) cyclohexane 3) pentane 4) cyclopentane

18. When chlorinating benzene, the following is used as a catalyst:

1) AlCl 3 2) H 2 SO 4 3) water 4) Ni

Receipt.

19. Benzene can be obtained from:

1) hexane 2) pentane 3) 2-methylpentane 4) 2-methylhexane.

20. Toluene can be obtained from:

1) hexane; 2) heptane 3) 2-methylheptane 4) pentane

21. From heptane using dehydrocyclization you can obtain:

1) benzene: 2) toluene; 3) ethylbenzene; 4) 1,3-dimethylbenzene

22. From which alkane containing 6 carbon atoms in the main chain can 1,4-dimethylbenzene be obtained:

1) 1,4-dimethylhexane; 2) 2,5-dimethylhexane; 3) 2,4-dimethylhexane; 4) 3,4-dimethylhexane.

23. From 2,4-dimethylhexane using dehydrocyclization one can obtain:

1) benzene 2) toluene; 3) ethylbenzene; 4) 1,3-dimethylbenzene

24. From which alkane cannot 1,2-dimethylbenzene be obtained:

1) 3-methylheptane; 2) 2,3-dimethylhexane; 3) 2,4-dimethylhexane; 4) 3,4-dimethylhexane.

25. To obtain C 6 H 5 -CH 2 Br, it is necessary to react toluene with

1) hydrogen bromide 2) bromine water 3) bromine when heated 4) bromine in the presence of FeBr 3

26. Benzene cannot be produced in the reaction

1) trimerization of acetylene 2) dehydration of phenol

3) dehydrogenation of cyclohexane 4) dehydrocyclization of hexane.

Mixed tasks.

1. Which substance from the transformations formed in the given scheme (X, Y or Z) is used as a means of combating harmful insects?

Give this connection a name.

1) X – acetic acid 2)Y – benzene 3) Z – hexachlorocyclohexane 4)Z – hexachlorobenzene

2. React with a solution of potassium permanganate

1) ethane, pentane, ethyne 2) cyclobutane, propene, hexane

3) ethylene, propyne, pentadiene-1,3 4) butene-1, acetylene, methane

3. The hydroxyl group attaches preferentially to the least hydrogenated carbon atom during hydration

1) CH 2 =CH-CCl 3 2) CH 2 =CH-COOH 3) CH 2 =CH 2 4) HC≡C-CH 3

4. Reacts with hydrogen chloride 1) benzene 2) propene 3) propane 4) toluene.

5. Bromine water discolors 1) benzene 2) propane 3) propene 4) toluene

6. Does not react with hydrogen in the presence of a catalyst

1) benzene 2) butene 3) toluene 4) butane

T. S. Borotiuk, MKOU secondary school No. 14, Taishet, Irkutsk region

The test was compiled by chemistry and biology teacher Khamzina Gulzhan Minullaevna.

R. Kazakhstan

Marzhanbulak Secondary School

Aktobe region.

Chemistry test on the topic “Aromatic hydrocarbons”

1. Where are chemically active halogenated alkanes used:

a) in organic synthesis

b) in the production of benzene

c) in the production of alloys

2. On which side are halogenated alkanes numbered according to the international nomenclature?

a) from the end to which the halogen atom is closest

b) From the middle of the connection

c) from the end of the connection

3. CH 3 -CH 2 -CH 2 WITH l what is this connection called?

a) 2-chloropropane

b) 1-chloropropane

c) 2-bromopentane

4. Characteristic properties of liquid haloalkanes

a) have a peculiar sweetish smell

b) have no smell

c) dissolves well in water

5.What reactions do halogenated alkanes undergo?

a) substitution

b) decomposition

c) oxidation

d) all answers are correct

6. Which of the haloalkanes is used as a refrigerant in refrigeration units

a) Chloride

b) chloroethane

c) freon

7. Freons are organic substances whose molecules contain atoms:

a) fluorine and chlorine

b) bromine and chlorine

c) zinc and chlorine

8. Which of the haloalkanes, when used, destroys the ozone layer and harms life on Earth?

a) Vinyl chloride

b) Freon

c) tetrafluoroethylene

9. What are the names of substances intended to combat harmful microorganisms, plants and insects:

a) pesticides

b) herbicides

c) insecticides

10. Insecticides are:

a) substances used to protect plants from harmful insects

b) drugs used to control unwanted plants

c) drugs used to combat fungal diseases of agricultural plants

11. In the body of which marine creature was the broad-spectrum insecticide DDT found?

a) penguins

b) whales

c) stingray

12. In benzene there are carbon-carbon bonds

a) single

b) double

c) one and a half

13. Benzene can be obtained:

a) dehydrogenation of hexane

b) dehydrogenation of cyclohexane

c) both ways

14. natural sources of aromatic hydrocarbons are:

a) natural gas and oil

b) oil and coal

c) oil and associated petroleum gas

15. General formula of aromatic hydrocarbons

A) CnH2 n b) CnH2 n +1 B) CnH2 n -6

16. Toluene is a representative of the homologous series:

a) methane

b) ethylene

c) benzene

17. The reaction of toluene with bromine is an example of a reaction:

a) accession

b) substitution

c) decomposition

18. hydrocarbons whose molecules contain a benzene ring

a) alkanes

b) alkenes

c) arenas

19. The structural formula of the benzene molecule was first proposed:

a) Kolbe

b) Kekule

c) Berzelius

20. 2,4,6,- trinitrotoluene is called

a) glycerin

b) TNT

c) nitrobenzene

21. Where is benzene used?

a) to obtain phenol and acetone

b) for the production of dyes, medicines, explosives, synthetic fibers

c) for the manufacture of machine parts and various equipment

22 . Which of the scientistsprepared benzene by dehydrogenation of cyclohexane in the presence of catalysts Pt , Pd and at a temperature of 300°C

a) Markovnikov V.V.

b) Zelinsky N.D.

c) Azerbaev E.N.

23. What is dLinabetween atoms C - C communicationsin benzene

A) 0.14nm

b) 0.1nm

c) 15.5nm

24. The carbon atoms in a benzene molecule are in the state:

A)sp 2- hybridization

b) sp 3 - hybridization

V) sp - hybridization

25. The C-C bond energy in a benzene molecule is:

a) 490 kJ/mol

b) 590 kJ/mol

c) 690 kJ/mol

Test on the topic "Arenas"
Option #1
1) What general formula corresponds to the homologous series of aromatic hydrocarbons
a) СnН2n b) СnН2n+2 c) СnН2n–2 d) СnН2n–6
2) Indicate which judgment is correct: A) The benzene ring is a cyclic group; B) The benzene molecule has the structure of a regular triangle.

3) Benzene at room temperature is:
a) Colorless liquid b) Solid c) Gas d) Plasma

b)
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