Chemistry test on the topic "arena". Chemistry test on the topic "Aromatic hydrocarbons Arena test work

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

R.Kazakhstan

Marzhanbulakskaya high school

Aktobe region.

Chemistry test on the topic " aromatic hydrocarbons»

1. Where reactive haloalkanes are used:

a) in organic synthesis

b) in the production of benzene

c) in the production of alloys

2. From which side are haloalkanes numbered according to the international nomenclature?

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

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 the name of this connection

a) 2-chloropropane

b) 1-chloropropane

c) 2-bromopentane

4. Characteristic properties of liquid haloalkanes

a) have a peculiar sweet smell

b) no smell

c) soluble in water

5. What reactions do haloalkanes enter into

a) substitution

b) expansions

c) oxidation

d) all answers are correct

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

a) Chloromethane

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 representatives of 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 inhabitant was found a broad-spectrum insecticide - DDT

a) penguins

b) whales

c) stingray

12. In benzene, 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) C&H2 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) joining

b) substitution

c) expansions

18. hydrocarbons, in the molecules of which there is a benzene ring

a) alkanes

b) alkenes

c) arenas

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

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, drugs, explosives, synthetic fibers

c) for the manufacture of machine parts and various equipment

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

a) Markovnikov V.V.

b) Zelinsky N.D.

c) Azerbaev E.N.

23. What is dlinabetween atoms C - C connectionsin benzene

A) 0.14nm

b) 0.1nm

c) 15.5nm

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

A)sp 2- hybridization

b) sp 3 - hybridization

V) sp - hybridization

25. Energy C-C connections in a benzene molecule is:

a) 490kJ/mol

b) 590 kJ/mol

c) 690kJ/mol

Arenas

I option

1. The general formula for aromatic hydrocarbons is:

a) C n H2 n; b) C n H2 n+2 ; c) C n H2 n-2; d) C n H2 n -6

2. The formula for benzene is:

a) C 6 H 6; b) C 5 H 10; c) C 6 H 14; d) C 8 H 18.

3. For the first time, the synthesis of benzene from cyclohexane was carried out by:

a) A.M. Butlerov; b) N.N.Zinin; c) N.D. Zelinsky; d) A.B. Nobel.

4. Substance, structural formula which cannot be named

a) vinylbenzene; b) styrene; c) benzylethyl; d) phenylethylene.

5. The catalyst for the trimerization of acetylene to benzene is:

a) CuCl, b) C (active), c) AlCl 3, d) Pt.

6. The natural source of aromatic hydrocarbons are:

a) natural gas, b) hard coal, c) associated petroleum gas, d) groundwater.

7. When monobrominating ethylbenzene in the presence of FeBr 3, the number of isomeric products formed is:

a) two; b) three; c) four; d) five. HNO3

8. Specify substances X And Y in the scheme, the transformation C 6 H 6 → X→ C 6 H 5 COOH → C 6 H 6 → Y

a) X - ethylene, Y - nitrobenzene; b) X – acetylene; Y-nitrobenzene;

c) X – chloromethane; Y is toluene; d) X – acetylene; Y-xylene

9. Reaction cyclo-C 6 H 12 C 6 H 6 + 3H 2 is the reaction:

a) hydrogenation; b) dehydrogenation; c) dehydration; d) substitution.

10. The oxidation reaction of toluene is:

a) C 6 H 6 + HNO 3 C 6 H 5 NO 2 + H 2 O;

b) 2C 6 H 6 + 15O 2 12CO 2 + 6H 2 O;

c) C 6 H 5 CH 3 + 3 [O] C 6 H 5 COOH + H 2 O;

d) C 6 H 6 + Cl 2 C 6 H 5 Cl + HCl.

11. Highlight the statement that is true for the structure of benzene and its homologues:

a) in the formation of all σ - bonds, the orbitals of the carbon atom in the state sp 2 - hybridization; /_ С - С - С = 120 0 ; unhybridized R-orbitals of carbon atoms form a single π-system;

b) σ - C - C bonds are formed sp 2 - hybrid electronic clouds;

c) p - electrons of six carbon atoms participate in the formation of three double bonds separated from each other single bonds;

d) p - electrons of carbon atoms are non-hybrid, they bond with s - orbitals of hydrogen atoms.

12. Choose pairs of substances that are homologues:

a) styrene and benzene;

b) o-xylene and benzene;

c) toluene and ethylbenzene;

d) butylbenzene and 1,2,3,4 - tetramethylbenzene

13. Determine the number of existing isomeric dimethylbenzenes:

a) 3; b) 4 ; at 2 ; d) 6

14. Which of the following reagents does not react with benzene:

a) halogens; b) H 2 O; c) HNO 3 ; d) solution KMnO 4 and bromine water

15. Mark the monosubstituted derivatives of nitrobenzene, which are formed mainly during its bromination:

a) 2-bromonitrobenzene;

b) 4 - bromonitrobenzene;

c) 3 - bromonitrobenzene;

d) 2 - bromonitrobenzene and 4 - bromonitrobenzene

II option

1. Compounds having the general formula C n H 2 n -6 include

a) propane b) acetylene c) ethene d) benzene

2. The formula for toluene is:

a) C 6 H 6; b) C 6 H 5 NH 2; c) C 6 H 5 CH 3; d) C 6 H 12.

3. The second name of methylbenzene is:

a) xylene; b) benzene; c) styrene; d) toluene

4. In addition reactions, arenes are similar in properties:

a) alkanes; b) alkenes;

c) cycloparaffins; d) to none of the listed classes of substances.

5 . Specify the name of the cycloalkane from which toluene can be obtained by the dehydrogenation reaction:

a) cyclohexane; b) methylcyclopentane; c) methylcyclohexane; d) ethylcyclohexane.

6. The catalyst for the aromatization reaction of n-heptane with the formation of toluene is:

a) CuCl, b) C (active), c) Pt, d) AlCl 3 .

7. Benzene and its homologues are isolated from:

a) fuel oil; b) associated petroleum gas;

c) coke; d) coal tar.

8. Which of the benzene reactions is a substitution reaction?

a) nitration; b) burning;

c) hydrogenation; d) interaction with chlorine under the action of UV - irradiation.

9. Specify substances X And Y in transformation: CH 4 → X→ Y→ C 6 H 5 Cl → C 6 H 6

a) X is ethylene; Y is ethane; b) X – bromomethane; Y- benzene;

c) X – acetylene; Y is benzene; d) X – acetylene; Y - nitrobenzene

10. The acetylene trimerization reaction is a special case of the reaction:

a) burning; b) decomposition; c) hydrogenation; d) polymerization.

11 . What pair of substances belonging to different classes organic compounds, is isomeric?

a) C 6 H 6 and C 6 H 12; b) cyclo-C 4 H 8 and CH 2 \u003d CH - CH 2 -CH 3;

c) SNS-CH 3 and CH 3 -CH 2 -CH 3; d) CH 3 CH 2 CH 3 and C 3 H 6.

12. Determine the statement that is true for the structure of benzene:

a) the carbon atom is in sp 3 - hybridization, angle H-C- C is equal to 109 0 28 ", the length of the bond C - C is 0.154 ni;

b) an open chain of carbon atoms, sp 2 - hybridization;

c) carbocyclic compound, sp 2 - hybridization, π - bonds are evenly distributed over all six atoms, i.e. delocalized, flat shaped molecules;

d) the length of the C - C bond is equal to the length of C \u003d C and is 0.134 nm.

13 . Indicate in which pairs of substances are isomers:

a) meta-xylene and 1,4-dimethylbenzene;

b) 1-methyl-3-ethylbenzene and propylbenzene;

c) vinylbenzene and ethylbenzene;

d) ortho-bromotoluene and para-bromotoluene.

14. Find an error in the properties of benzene:

a) colorless, volatile liquid;

b) toxic;

c) slightly soluble in water;

d) burns with a bright luminous flame.

15. When methylbenzene is oxidized, :

a) benzoic acid; b) CO 2 and H 2 O;

c) oxalic acid; d) does not oxidize

Properties.

2. When toluene (1 mol) interacts 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 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 predominantly 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