Test on the topic "Arena"
Option number 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

a)

b)
13 EMBED ChemWindow.Document 1415

in)
13 EMBED ChemWindow.Document 1415

G)
13 EMBED ChemWindow.Document 1415

6) Which of the following compounds is called 1,4-dimethyl-2-ethylbenzene:

a)
13 EMBED ChemWindow.Document 1415

b)
13 EMBED ChemWindow.Document 1415

in)
13 EMBED ChemWindow.Document 1415

G)
13 EMBED ChemWindow.Document 1415

a) Ethylbenzene b) Styrene c) 2-ethylbenzene d) Vinylbenzene

a)
13 EMBED ChemWindow.Document 1415

b)
13 EMBED ChemWindow.Document 1415

in)
13 EMBED ChemWindow.Document 1415

G)
13 EMBED ChemWindow.Document 1415

9) As a result of the reaction 3CH
CH is formed. Write the reaction equation.
a) Benzene b) Toluene c) Styrene d) Methylbenzene

Test on the topic "Arena"
Option number 2
1) What type of hybridization of electron clouds of carbon atoms is typical for aromatic hydrocarbons:
a) sp - b) sp2 - c) sp3 - d) sp4 -
2) Indicate which judgment is correct: A) Each carbon atom forms 3
- communications and one
·-connection; B) All
The bonds are in the same plane.
a) Only A is true b) Only B is true c) Both are true d) Both are false
3) Does benzene dissolve in water:
a) Yes b) In any ratio c) No d) On cooling
4) Choose a substance that is an isomer of propylbenzene (C9H12):

a)
13 EMBED ChemWindow.Document 1415

b)
13 EMBED ChemWindow.Document 1415

in)
13 EMBED ChemWindow.Document 1415

G)
13 EMBED ChemWindow.Document 1415

5) What is the name of the following hydrocarbon: 13 EMBED ChemWindow.Document 1415
a) 1,2-dimethylbenzene b) 1-methyl-2-ethylbenzene
c) 1,2-diethylbenzene d) 1-ethyl-2-methylbenzene
6) Which of the following compounds is called 1,2-dimethyl-4-ethylbenzene:

a)
13 EMBED ChemWindow.Document 1415

b)
13 EMBED ChemWindow.Document 1415

in)
13 EMBED ChemWindow.Document 1415

G)
13 EMBED ChemWindow.Document 1415

7) What is the name of the following hydrocarbon: 13 EMBED ChemWindow.Document 1415

8) Choose a substance that is a homologue of propylbenzene (C9H12):

a)
13 EMBED ChemWindow.Document 1415

b)
13 EMBED ChemWindow.Document 1415

in)
13 EMBED ChemWindow.Document 1415

G)
13 EMBED ChemWindow.Document 1415

a) Bromobenzene b) 1,2-dibromobenzene c) Toluene d) 2-bromobenzene
Test on the topic "Arena"
Option number 3
1) What is the length of the carbon-carbon bond in the benzene ring:
a) 0.139 nm b) 0.154 nm c) 0.120 nm d) 0.132 nm
2) Indicate which judgment is correct: A) Six non-hybrid p-orbitals form a single
- system; B) The benzene molecule has the structure of a regular hexagon.
a) Only A is true b) Only B is true c) Both are true d) Both are false
3) Boiling point of benzene:
a) 80 °C b) 55 °C c) 5.5 °C d) 90 °C
4) Choose a substance that is an isomer of butylbenzene (С10Н14):

a)
13 EMBED ChemWindow.Document 1415

b)
13 EMBED ChemWindow.Document 1415

in)
13 EMBED ChemWindow.Document 1415

G)
13 EMBED ChemWindow.Document 1415

5) What is the name of the following hydrocarbon: 13 EMBED ChemWindow.Document 1415
a) 1,2-dimethylbenzene b) 1,4-dimethyl-2-ethylbenzene
c) 1,2-diethylbenzene d) 1-ethyl-2-methylbenzene
6) Which of the following compounds is called 1,3-dimethyl-4-ethylbenzene:

a)
13 EMBED ChemWindow.Document 1415

b)
13 EMBED ChemWindow.Document 1415

in)
13 EMBED ChemWindow.Document 1415

G)
13 EMBED ChemWindow.Document 1415

7) What is the name of the following hydrocarbon: 13 EMBED ChemWindow.Document 1415
a) Ethylbenzene b) Toluene c) Methylbenzene d) Vinylbenzene
8) Choose a substance that is a homologue of butylbenzene (С10Н14):

a)
13 EMBED ChemWindow.Document 1415

b)
13 EMBED ChemWindow.Document 1415

in)
13 EMBED ChemWindow.Document 1415

G)
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9) As a result of reaction 13 EMBED ChemWindow.Document 1415 is formed. Write the reaction equation.
a) Nitrobenzene b) 1,2-dibromobenzene c) Toluene d) 2,4,6-trinitrotoluene
Test on the topic "Arena"
Option number 4
1) Indicate what the angles between bonds in the benzene ring are equal to:
a) 120º b) 180º c) 109º d) 90º
2) Indicate which judgment is correct: A) The benzene molecule has the structure of a regular square; b) Benzene is a toxic substance.
a) Only A is true b) Only B is true c) Both are true d) Both are false
3) Density of benzene:
a) 1 g/ml b) 0.98 g/ml c) 0.88 g/ml d) 1.5 g/ml
4) Choose a substance that is an isomer of ethylbenzene (С8Н10):

a)
13 EMBED ChemWindow.Document 1415

b)
13 EMBED ChemWindow.Document 1415

in)
13 EMBED ChemWindow.Document 1415

G)
13 EMBED ChemWindow.Document 1415

5) What is the name of the following hydrocarbon: 13 EMBED ChemWindow.Document 1415
a) 1,4-dimethylbenzene b) 1,4-dimethyl-2-ethylbenzene
c) 1,2-diethylbenzene d) 1-ethyl-2-methylbenzene
6) Which of the following compounds is called 1,2-diethylbenzene:

a)
13 EMBED ChemWindow.Document 1415

b)
13 EMBED ChemWindow.Document 1415

in)
13 EMBED ChemWindow.Document 1415

G)
13 EMBED ChemWindow.Document 1415

7) What is the name of the following hydrocarbon: 13 EMBED ChemWindow.Document 1415
a) Ethylbenzene b) o-xylene c) 1,2-dimethylbenzene d) Vinylbenzene
8) Choose a substance that is a homologue of ethylbenzene (С8Н10):

a)
13 EMBED ChemWindow.Document 1415

b)
13 EMBED ChemWindow.Document 1415

in)
13 EMBED ChemWindow.Document 1415

G)
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9) As a result of reaction 13 EMBED ChemWindow.Document 1415 is formed. Write the reaction equation.
a) Ethane b) Benzene c) Toluene d) Methylbenzene
The Key to the Arena Theme

Option
job number
IN 1
IN 2
AT 3
AT 4

№ - 1
G
b
a
a

№ - 2
a
in
in
b

№ - 3
a
in
a
in

№ - 4
a, b, d
in
a, b
G

№ - 5
b
in
b
a

№ - 6
a
b
in
a

№ - 7
b, d
b, c
a
in

№ - 8
in
a, b, d
c, g
a B C

ARENA

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. The 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) FROM 8 H 18 2) FROM 8 H 10 3) FROM 8 H 16 4) FROM 8 H 14

6. Toluene is a member of the homologous series

1) phenol2) benzene3) methanol4) styrene

7. The representative of the homologous series of benzene is

1) toluene2) phenol3) styrene4) methanol

8. In the chain of transformations:

end product"X 4 " is

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

9. In the schememethane → 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. Establish a correspondence between the name of the substance and the formula of its homologue

methylcyclobutane

2)

toluene

3)

isobutane

4)

2,2 - dimethylhexane

FROMH 3 - FROM(CH 3 ) 2 - FROMH 3

B)

CH 3 –CH(CH 3 )-CH 2 –CH(CH 3 )-CH 3

AT)

C 4 H 7 – C 2 H 5

G)

CH 3 –CH 2 –CH(CH 3 )-CH 3

D)

FROM 6 H 5C 2 H 5

12. Benzenedoes not interact With

1) nitric acid2) bromine3) hydrogen bromide4) oxygen

13. Benzene enters into 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 oxide (I) 6) combustion in air

15. In the molecule of what substance are all carbon atoms in the 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) butin-24) benzene5) carbon tetrachloride

Write down the numbers under which they are indicated.

17. Are the following statements about benzene correct?

A. Benzene decolorizes bromine water.

B. Benzene enters into a substitution reaction with nitric acid.

1) only A is correct2) only B is correct3) both statements are correct4) both statements 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, respectively, are

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

20. In a given transformation scheme

substances X and Y, respectively, are

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

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

1) FROM 7 H 8 2) FROM 6 H 12 3) FROM 9 H 16 4) FROM 8 H 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 whole molecule

3) hydrogenation reaction4) interaction with water

5) interaction with chlorine6)

24. Each of the 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 atmospheric oxygen

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

26. During the catalytic hydrogenation of toluene,

1) benzene2) cyclohexane3) methylcyclohexane4) hexane

27. To obtain cyclohexane from benzene, the reaction is used

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 as a result of the trimerization reaction

1) cyclohexane2) ethane3) ethylene4) acetylene

31. Each of the 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 interacts with each of the two substances:

1) FROM 2 H 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 interacts with each of the two substances:

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

36. Benzene is able to interact with each of the 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 by the interaction of benzene 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 scheme of transformations C 2 H 2 →X →C 6 H 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

B)

isoprene

AT)

nonan

G)

benzene

C n H 2 n +2

2)

C n H 2 n

3)

C n H 2 n –2

4)

C n H 2 n –4

5)

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) potassium permanganate oxidation4) halogenation reaction

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

43. Write the 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 the reaction equations with which you can 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 judgments about the properties of aromatic hydrocarbons correct?

A. Benzene decolorizes potassium permanganate solution.

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

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

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

3) FROM 6 H 6 + 3Cl 2 → C 6 H 6 Cl 6 4) FROM 6 H 6 + Br 2 → C 6 H 5 Br+ HBr

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 enters into a substitution reaction with

1) bromine and nitric acid2) oxygen and sulfuric acid

3) chlorine and hydrogen4) nitric acid and hydrogen

52. Benzenedoes not 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:

end 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 discolors potassium permanganate solution.

B. Toluene enters into a polymerization reaction.

1) only A is correct2) only B is correct

3) both statements are correct4) both statements are wrong

Properties.

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

BUT) ortho-bromotoluene; b) meta-bromotoluene; in) pair-bromotoluene; d) 2,3,5-tribromotoluene;

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

3. The statement is true

1) toluene enters into a hydration reaction 2) toluene enters into substitution reactions more easily than benzene 3) benzene is oxidized more easily than toluene 4) toluene does not enter into a hydrogenation reaction

5. Benzene reacts with

A) chlorine under illumination

B) chlorine in the presence of AlCl 3 catalyst

C) chloroethane in the presence of AlCl 3 catalyst

D) hydrogen chloride

D) sodium hydroxide

E) a solution of KMnO 4

6. For benzene are characteristic

B) sp-hybridization of carbon atoms

B) substitution reactions

D) flammability

7. Toluene reacts with

A) potassium permanganate solution

B) bromine water

C) water in the presence of a catalyst

D) chlorine when illuminated

D) hydrogen

E) hydrogen chloride

8. Toluene is characterized

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

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 in the molecule of a conjugated electron system

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. When toluene is nitrated, the following is formed:

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. Bromination of nitrobenzene produces:

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

14. The reaction of alkylation 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 attaches under harsh conditions:

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

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

17. When hydrogenating benzene, 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 with the help of dehydrocyclization, you can get:

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, you can get:

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

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

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 carry out the reaction of toluene with

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

26. Benzene cannot be obtained in the reaction

1) acetylene trimerization 2) phenol dehydration

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?

Name this connection.

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

2. They interact 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 \u003d CH-CCl 3 2) CH 2 \u003d CH-COOH 3) CH 2 \u003d 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 №14, Taishet, Irkutsk region

Test on the topic "Arena"

Option number 1

1) What general formula corresponds to the homologous series of aromatic hydrocarbons

a) C n H 2 n b) C n H 2 n +2 c) C n H 2 n -2 d) C n H 2 n -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

6) Which of the following compounds is called 1,4-dimethyl-2-ethylbenzene:

a) Ethylbenzene b) Styrene c) 2-ethylbenzene d) Vinylbenzene

8) Choose a substance that is a homologue of ethylbenzene (C 8 H 10):

9) As a result of the reaction 3CH≡CH →

a) Benzene b) Toluene c) Styrene d) Methylbenzene

Test on the topic "Arena"

Option number 2

1) What type of hybridization of electron clouds of carbon atoms is typical for aromatic hydrocarbons:

a) sp - b) sp 2 - c) sp 3 - d) sp 4 -

2) Indicate which judgment is correct: A) Each carbon atom forms 3 σ-bonds and one π-bond; B) All σ-bonds are in the same plane.

a) Only A is true b) Only B is true c) Both are true d) Both are false

3) Does benzene dissolve in water:

a) Yes b) In any ratio c) No d) On cooling

4) Choose a substance that is an isomer of propylbenzene (C 9 H 12):

5) What is the name of the following hydrocarbon:

a) 1,2-dimethylbenzene b) 1-methyl-2-ethylbenzene

c) 1,2-diethylbenzene d) 1-ethyl-2-methylbenzene

6) Which of the following compounds is called 1,2-dimethyl-4-ethylbenzene:

7) What is the name of the following hydrocarbon:

8) Choose a substance that is a homologue of propylbenzene (C 9 H 12):

9) As a result of the reaction
is formed. Write the reaction equation.

a) Bromobenzene b) 1,2-dibromobenzene c) Toluene d) 2-bromobenzene

Test on the topic "Arena"

Option number 3

1) What is the length of the carbon-carbon bond in the benzene ring:

a) 0.139 nm b) 0.154 nm c) 0.120 nm d) 0.132 nm

2) Indicate which judgment is correct: A) Six non-hybrid p-orbitals form a single π-system; B) The benzene molecule has the structure of a regular hexagon.

a) Only A is true b) Only B is true c) Both are true d) Both are false

3) Boiling point of benzene:

a) 80 ºС b) 55 ºС c) 5.5 ºС d) 90 ºС

4) Choose a substance that is an isomer of butylbenzene (C 10 H 14):

5) What is the name of the following hydrocarbon:

a) 1,2-dimethylbenzene b) 1,4-dimethyl-2-ethylbenzene

c) 1,2-diethylbenzene d) 1-ethyl-2-methylbenzene

6) Which of the following compounds is called 1,3-dimethyl-4-ethylbenzene:

7) What is the name of the following hydrocarbon:

a) Ethylbenzene b) Toluene c) Methylbenzene d) Vinylbenzene

8) Choose a substance that is a homologue of butylbenzene (C 10 H 14):

9) As a result of the reaction is formed. Write the reaction equation.

a) Nitrobenzene b) 1,2-dibromobenzene c) Toluene d) 2,4,6-trinitrotoluene

Test on the topic "Arena"

Option number 4

1) Indicate what the angles between bonds in the benzene ring are equal to:

a) 120º b) 180º c) 109º d) 90º

2) Indicate which judgment is correct: A) The benzene molecule has the structure of a regular square; b) Benzene is a toxic substance.

a) Only A is true b) Only B is true c) Both are true d) Both are false

3) Density of benzene:

a) 1 g/ml b) 0.98 g/ml c) 0.88 g/ml d) 1.5 g/ml

4) Choose a substance that is an isomer of ethylbenzene (C 8 H 10):

5) What is the name of the following hydrocarbon:

a) 1,4-dimethylbenzene b) 1,4-dimethyl-2-ethylbenzene

c) 1,2-diethylbenzene d) 1-ethyl-2-methylbenzene

6) Which of the following compounds is called 1,2-diethylbenzene: a

№ - 4

a, b, d

a, b

№ - 5

№ - 6

№ - 7

b, d

b, c

№ - 8

a, b, d

c, g

a B C

№ - 9

a (d)