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Хим тех

Total questions: 100

Worksheet time: 50mins

Name

Class

Date

<question> The value that characterizes the device or its mode of operation is called:

Technological process

Parameter

Performance

Technological regulations

Catalysts

<question> What are the names of natural materials used in production

Hydrocarbons

Raw materials

Waste

Catalysts

Technological regulations

<question>The process of biochemical water purification, which takes place without access to oxygen, is called:

oxidative

coagulation

technological regulations

restorative

anaerobic

<question> pH value for an acidic environment:

pH>7

pH=0

pH<7

pH>0

pH=7

<question>Single-phase reactions:

<variant> homogeneous

<variant> oxidative

<variant> heterogeneous

<variant> high-temperature

<variant> consecutive

<question> Designation of the pressure parameter:

<question>The value that characterizes the content of the substance in the solution is:

<variant> technological parameter

<variant> the concentration

<variant>parameter

<variant> technological mode

<variant> technological regulations

<question> Fuel raw materials:

Oil

Water

Iron

Parameter

Salt

<question> Coalescence of colloidal system particles:

parameter

absorption

rectification

coagulation

catalysis

10.

<question>What is the name of the device shown in the picture:

sand catcher

recovery boiler

reactor

parameter

septic tank

11.

<question> The science that studies the relationship between living and inanimate nature, the laws of the circulation of substances in nature and the change in these laws due to the impact of human activity is called

toxicology

biology

ecology

chemstry

biosphere

12.

<question> What consider the main stages of the process of interaction of a gaseous reagent with a grain of a porous catalyst.

13.

<question> Changing the isobaric-isothermal potential ... determines the thermodynamic probability of a reaction occurring under given conditions and the depth of its occurrence

<variant> ∆G

<variant> ∆Н

<variant> ∆S

<variant> ∆SТ

<variant> ∆G T

14.

<question> …is the sum of all costs of an enterprise in monetary terms related to the production and sale of a unit of mass (volume) of products produced by it.

<variant> The cost of production

<variant> The main non-production funds

<variant> buildings for production

<variant> Capital expenditure

<variant> Circulating funds

15.

<question> The main production funds include

buildings for production

Apparatuses

All

measuring and regulating devices

auxiliary purposes

16.

<question> ...of water is provided by its chlorination or ozonation

Clarification

Degassing

Disinfection

Desalting

17.

<question>The formula of butane

<variant>C₂H₄

<variant>CH₃

<variant>C₄H₁₀

<variant>C₈H₁₀

<variant>C₉H₁₂

18.

<question>At what temperature does methane decompose:

1500’C

1400’c

1300’C

1200’c

1000’C

19.

<question> Basic characteristics of fuel

<variant> amount of moisture released

<variant> aggregate state

<variant> fuel heat

<variant>burning temperature

<variant>Heat of combustion

20.

<question>Temperature under normal conditions:

1000’C

250’C

273K

295’K

100K

21.

<question> What is the volume of the substance of the oxygen molecule in 64 g of oxygen?

2· 6,02 · 10²³ mole

2 mol

4mol

22.4l

44.8l

22.

<question>The composition of oil includes gaseous hydrocarbons:

<variant>С₅-С₁₅

<variant>С₁₆-С₆₀

<variant>С₁₀-С₁₆

<variant>to С₄

<variant>С₂₅-С₄₅

23.

<question> Ammonia contact temperature (˚С)

800

750

890-900

525

660

24.

<question>Values characterizing the state of gases

Pressure

All

Temperature

Acidity

Volume

25.

<question>Name the raw materials for sulfur extraction:

<variant>sulfuric acid

<variant>mercaptan

<variant>hydrogen sulfide

<variant>thiols

<variant>disulfide

26.

<question>The main purpose of gas purification is to remove ...

<variant>liquids

<variant>hydrogen sulfide

<variant>aromatic hydrocarbons

<variant>dust

<variant>fractionation

27.

<question>What color is chlorine gas when empty?

Pink

Yellow

Green

Colorless

Blue

28.

<question> Color of litmus indicator in aluminum sulfate solution

Blue

Red

Raspberry color

Colorless

Yellow

29.

<question>A colorless gas with a smell of rotten eggs

<variant>hydrogen sulfide

<variant>nitric oxide

<variant>carbon dioxide

<variant>methane

<variant>carbonic acid

30.

<question> Iron depletion time with 50% recycling is:

580years

250years

1098years

1330years

1930years

31.

<question> Time to exhaust iron without recycling is:

580years

250years

1330years

1930years

420years

32.

<question>In what year the St. Petersburg Practical Technological Institute was organized.

1851

1808

1830

1920

1919

33.

<question> What year did P.A. Ilyenkov publishes the Course of Chemical Technology.

1852

1851

1919

1930

1940

34.

<question> In what year was the publication of the journal "Theoretical foundations of chemical technology" started?

1852

1930

1919

1966

1965

35.

<question> In what year was the Department of Chemical Technology created in the Russian Federation

1830

1808

1803

1804

1835

36.

<question> Scientific and technical progress (STP) is:

<variant> foreseeing the main directions and rates of development of science

<variant> constant impact of scientific discoveries and inventions on the level of engineering and technology

<variant> application of new instruments and methods in scientific research

<variant> moisture removal

<variant> radical qualitative transformation of the productive forces of society, the transformation of science into a direct productive force

37.

<question> Ergonomics (from ergon - work and nomos - law) is a science:

<variant> Improving the means of labor, that is, devices and machines

<variant> moisture removal

<variant> constant impact of scientific discoveries and inventions on the level of engineering and technology

<variant> establishing the laws of interaction between a worker and tools and other elements of production, studying the interaction between a person and a machine in specific conditions of production activity

<variant> radical qualitative transformation of the productive forces of society, the transformation of science into a direct productive force

38.

<question> How many branches of specialization is the chemical industry divided into:

39.

<question>A + 3H₂ → CH₄ + H₂O. What is the product A？

<variant>C

<variant>CH₃

<variant>CO

<variant>C₂H₄

<variant>CO₂

40.

<question> of water into one of the most important elements of chemical production is explained by:

<variant> for a variety of purposes, flushing liquid for gases

<variant> low viscosity, availability and cheapness, for a variety of purposes

<variant> high heat capacity, low viscosity, availability and cheapness, non-toxic

<variant> flushing liquid for gases, cheapness, non-toxic

<variant> low viscosity, availability and cheapness, for a variety of purposes

41.

<question> … of water is achieved by settling it and then filtering it through a granular material of various disparities.

<variant> Degassing

<variant> Desalting

<variant> The method of ion exchange

<variant> Clarification

<variant> Disinfection

42.

<question> ... is based on the property of some solids (ionizes) to absorb ions from the solution in exchange for an equivalent amount of other ions of the same sign.

<variant> Clarification

<variant> Disinfection

<variant> Degassing

<variant> The method of ion exchange

<variant> Desalting

43.

<question>Composition of synthesis gas?

<variant>CH₄ and C₂H₆

<variant>CO and H₂O

<variant>CH₄ and H2

<variant> CO and H₂

<variant>CH4 and C₂H₂

44.

<question> In the chemical industry, water is used in

<variant> extractant and absorbent of various substances,

<variant> solvent, flushing liquid for gases, аs a heat carrier, аs a raw material

<variant> for a variety of purposes, flushing liquid for gases

<variant> flushing liquid for gases, the water is heated and contaminated

<variant> the water is heated and contaminated, for a variety of purposes

45.

<question> What are chemical reactors?

<variant> conversion of heavy wastes (tar, asphalt, cracking waste) remaining as a result of oil refining into oil coke and transparent oil products (gasoline, gasoil) with the help of thermochemical processes

<variant> one or more chemical reactions that affect the course of a chemical reaction and affect each other, accompanied by the change of heat, mass, and momentum phenomena

<variant> heating, cooling, phase change

<variant> is a high-temperature process based on obtaining high-value olefinic hydrocarbons

<variant> - devices for conducting chemical reactions

46.

<question> The value that characterizes the content of the substance in the solution is:

<variant> technological parameter

<variant> technological mode

<variant> the concentration

<variant> technological regulations

<variant> decreases

47.

<question> It does not apply tocombustible raw materials:

Coagulation

Water

Gas

Peat

Oil

48.

<question> Gas absorption by liquid absorber:

<variant> rectification

<variant> septic tank

<variant> coagulation

<variant> absorption

<variant> catalysis

49.

<question> pH value for a neutral medium

pH=0

pH=7

pH<7

pH>7

50.

<question> What does not apply to the process parameters:

<variant> restorative

<variant>temperature

<variant> level

<variant> conversion rate

<variant> pressure

51.

<question>Chemical reactions are carried out:

<variant> in the oil trap

<variant> in the sump

<variant> raw materials

<variant> in the distillation column

<variant> in a chemical reactor

52.

<question>Additives to increase the activity of the catalyst are:

<variant> raw materials

<variant> promoters

<variant> antioxidants

<variant>media

<variant> attachments

53.

<question> Apparatus for conducting high-temperature processes:

the reactor

oven

parameter

scrubber

rectification column

54.

<question> The process of removing dissolved gases from water:

degassing

absorption

coagulation

adsorption

parameter

55.

<question> Regeneration is:

<variant>moisture removal

<variant> coalescence of colloidal system particles.

<variant>parameter

<variant>restoration of the activity of the catalyst

<variant>removal of gases

56.

<question> Corrosion is:

<variant> restoration of the activity of the catalyst

<variant> destruction of materials under the influence of an aggressive environment

<variant>parameter

<variant> absorption of components from gas mixtures by liquid absorbers

<variant> absorption of components from gas mixtures by solid absorbers

57.

<question> Homogeneous liquid phase processes include processes in which reactants and products are present

<variant>amorphous

<variant>gas

<variant> crystal

<variant>strong

<variant> liquid

58.

<question > What is the name of the device inside which the mass transfer (diffusion) process and chemical technological processes take place.

<variant> press machine

<variant> chemical reactor

<variant> heat exchange devices

<variant> Column

<variant>compressor

59.

<question> According to Van't-Hoff law, the rate of chemical reaction increases by 2-4 times.

<variant> when the temperature drops

<variant> when the pressure drops

<variant> when the pressure rises

<variant> when the temperature increases

<variant> when a catalyst is involved

60.

<question>What is pyrolysis?

<variant> refers to the solid residue obtained by dry distillation of coal or lignite with incomplete aeration (carbonation)

<variant> is a black shiny residue obtained by cracking and furnace carbonization

<variant> is a high-temperature process based on obtaining high-value olefinic hydrocarbons

<variant > conversion of heavy wastes (tar, asphalt, cracking waste) remaining as a result of oil refining into oil coke and transparent oil products (gasoline, gasoil) with the help of thermochemical processes

61.

<question > What do we mean by coking?

<variant> is a black shiny residue obtained by cracking and furnace carbonization

<variant> refers to the solid residue obtained by dry distillation of coal or lignite with incomplete aeration (carbonation)

<variant> is a high-temperature process based on obtaining high-value olefinic hydrocarbons

<variant> It is carried out at a temperature of 450 - 5000 C, atmospheric pressure, in the presence of a catalyst

62.

<question > What is catalytic cracking

<variant > Periodic processes, continuous processes

<variant> interphase exchange, as a result of which the component composition of the contacting phases changes without changing their chemical composition, that is, a chemical change occurs

<variant > is carried out at a temperature of 450-5000 C, atmospheric pressure, in the presence of a catalyst

<variant > is a measure of the acceleration effect relative to a given reaction

<variant > heating, cooling, change of phase state

63.

<question> Solid catalysts

<variant >Active catalyst that meets basic technological needs compared to various catalysts

<variant > interphase exchange, as a result of which the component composition of the contacting phases changes without changing their chemical composition, that is, a chemical change occurs

<variant > are highly porous substances with a developed inner surface with specific porosity and crystal structure, activity, selectivity, and other technological characteristics

<variant > one or more chemical reactions that affect the course of a chemical reaction and affect each other, accompanied by the change of heat, mass, and momentum phenomena

<variant > is a measure of the acceleration effect relative to a given reaction

64.

<question> What are homophasic reactions?

<variant> primary reactants, stable intermediates and reaction products are in different phases

<variant> starting reactants, stable intermediates and reaction products are in one phase

<variant>interphase exchange, as a result of which the component composition of the contacting phases changes without changing their chemical composition, that is, a chemical change occurs

<variant>one or several chemical reactions that affect the course of a chemical reaction and affect each other, accompanied by the transfer of heat, mass, and momentum phenomena

<variant> heating, cooling, phase change

65.

<question> What are heterophasic reactions?

<variant> starting reactants, stable intermediates and reaction products are in one phase

<variant> heating, cooling, phase change

<variant> one or several chemical reactions that affect the course of a chemical reaction and affect each other, accompanied by the transfer of heat, mass, and momentum phenomena

<variant> primary reactants, stable intermediates and reaction products are in different phases

<variant> interphase exchange, as a result of which the component composition of the contacting phases changes without changing their chemical composition, that is, a chemical change occurs

66.

<question> Chemical reactions are divided depending on the formation of initial reagents and reaction products from one or more phases:

<variant>mechanical processes, physical processes

<variant>mass exchange (diffusion) processes, chemical (reaction) processes

<variant>hydromechanical processes, thermal processes

<variant> homophasic and heterophasic

<variant> Periodic processes, continuous processes

67.

<question> A device for injecting sharp vapor into a liquid

fitting

barborter

absorption of liquid-solid

valve

screw

68.

<question>The main disadvantages of refinery gases are...

<variant>poisonousness

<variant>saturation with moisture

<variant>unstable composition

<variant>content of mechanical impurities

<variant>low energy value

69.

<question> Flotation enrichment method refers to:

<variant> To physical and mechanical.

<variant> moisture removal

<variant> To physics-chemical methods

<variant> Mechanical enrichment methods include:

<variant> To chemical methods

70.

<question> The mechanical process of dividing a solid body into parts due to the application of external forces is called ...

Classification

Shredding

moisture removal

Dehydration

Enrichment

71.

<question> Clarks of the element O2 in the earth's crust, in mass percent (% wt.)

49.13

89.0

26.0

7.45

4.20

72.

<question> Clarks of the element Fe in the earth's crust, in mass percent (% wt.)

49.13

46.9

4.20

7.45

26.0

73.

<question> Clarks of the element Si in the earth's crust, in mass percent (% wt.)

3.20

4.20

49.13

26.0

7.45

74.

<question> Clarks of the element Al in the earth's crust, in mass percent (% wt.)

4.20

7.45

8.56

49.13

26.0

75.

<question> Exhaustible natural resources are divided into

<variant> moisture removal

<variant> renewable and non-renewable

<variant> exhaustible and renewable, social

<variant> exhaustible and inexhaustible, natural

<variant> Exhaustible and inexhaustible, natural and social

76.

<question> Specific properties of the environment

<variant> disturbance, pollution, anomalies, environmental crisis

<variant> anomalies, environmental crisis, inertia, capacity

<variant> disturbance, pollution, stability, elasticity

<variant> stability, elasticity, inertia, capacity

<variant> moisture removal

77.

<question> Artificial raw materials are:

<variant> extracted from natural sources

<variant> obtained as a result of industrial processing of natural raw materials.

<variant> moisture removal

<variant> natural raw materials recycled

<variant> intermediate and by-products of industrial production and consumption, waste

78.

<question> Secondary raw materials are:

<variant> extracted from natural sources

<variant> obtained as a result of industrial processing of natural raw materials.

<variant> moisture removal

<variant> natural raw materials recycled

<variant> intermediate and by-products of industrial production and consumption, waste

79.

<question> Primary raw materials are:

<variant> extracted from natural sources

<variant> obtained as a result of industrial processing of natural raw materials.

<variant> moisture removal

<variant> natural raw materials recycled

<variant> intermediate and by-products of industrial production and consumption, waste

80.

<question> The process of separating homogeneous bulk materials into fractions is called

Classification

Dehydration

Moisture removal

Shredding

Enrichment

81.

<question> The process of separating the useful part of the raw material (useful component) from waste rock (ballast) in order to increase the concentration of the useful component is called ...

Dehydration

Enrichment

Shredding

moisture removal

Classification

82.

<question> The process of separation of mixtures of components having different boiling points:

Coagulation

distillation

Absorption

Adsorption

Moisture removal

83.

<question> Apparatus for carrying out rectification:

<variant> moisture removal

<variant> scrubber

<variant> the reactor

<variant> oven

<variant> rectification column

84.

<question> Preparation of solid raw materials is carried out:

<variant> by oxidation

<variant> moisture removal

<variant> neutralization

<variant> by grinding

<variant> rectification

85.

<question> Raw materials are:

<variant> raw material processed at one or more stages of production, but not consumed as a finished target product

<variant> remains of raw materials, materials and semi-finished products formed in production and completely or partially lost their qualities

<variant> natural materials used in the manufacture of industrial products

<variant> is a substance that is formed during the processing of raw materials along with the target product, but is not the goal of this production

<variant> moisture removal

86.

<question> By-product:

<variant> natural materials used in the manufacture of industrial products

<variant> is a substance that is formed during the processing of raw materials along with the target product, but is not the goal of this production

<variant> remains of raw materials, materials and semi-finished products formed in production and completely or partially lost their qualities

<variant> moisture removal

<variant> raw material processed at one or more stages of production, but not consumed as a finished target product

87.

<question> Production waste:

<variant> natural materials used in the manufacture of industrial products

<variant> is a substance that is formed during the processing of raw materials along with the target product, but is not the goal of this production

<variant> remains of raw materials, materials and semi-finished products formed in production and completely or partially lost their qualities

<variant> moisture removal

<variant> raw material processed at one or more stages of production, but not consumed as a finished target product

88.

<question> A semi-finished product is:

<variant> natural materials used in the manufacture of industrial products

<variant> is a substance that is formed during the processing of raw materials along with the target product, but is not the goal of this production

<variant> remains of raw materials, materials and semi-finished products formed in production and completely or partially lost their qualities

<variant> moisture removal

<variant> raw material processed at one or more stages of production, but not consumed as a finished target product

89.

<question>Associated gas purified from harmful impurities is sent to ...

GPP

Refinery

AGZU

DNS

90.

<question> Chemical engineering is

<variant> branch of chemical science, processes of their transformations in the course of chemical production

<variant> development of scientific classification and creation of theoretical foundations of chemical processes

<variant> scaling up and changing the nature of industrial production

<variant> a branch of chemical science that studies substances and the processes of their transformations in the course of chemical production

<variant> moisture removal

91.

<question> Chemical raw materials are also usually divided into:

<variant> Affordable, low-stage, economical

<variant> floatable and wettable

<variant> moisture removal

<variant> hydrophobic component and hydrophilic components

<variant> primary, secondary, natural, artificial

92.

<question> ... material is achieved by dripping, settling (in the case of liquid systems) and drying.

<variant> Classification

<variant> moisture removal

<variant> Enrichment

<variant> Shredding

<variant> Dehydration

93.

<question>The formula of alkanes?

<variant>C_nH2_{n + 2}

<variant>C_nH_2n

<variant>C₂H₅OH

<variant>CH₃COOH

<variant>CH₃COC₂H₅

94.

<question>The equation of Mendeleev-Klayperon

<variant>K=MRT

<variant>V=m/M * RT

<variant>T =m/M * R

<variant>PV=m/M * RT

<variant>P=m/M * RT

95.

<question> Maximum concentration of nitric acid (%)

25.3

96.

<question> What is the source of oxygen in industry?

KClO₃

From the air

HgO

KMnO₄

Water

97.

<question> Alkanes belong to:

C₆H₁₂

С₆Н₆

С₂Н₆

C₂H₄

С₂Н₁₀

98.

<question> Homogeneous liquid phase processes include processes in which reactants and products are present

Liquid

Gas

Crystal

Strong

Amorphous

99.

<question> Driving force of chemical (reaction) process

<variant> concentration difference

<variant> pressure difference

<variant> concentrations of reactants

<variant>heat

<variant> temperature difference

100.

<question> The processes occurring in the reactor are defined:

<variant > with the phase state of the initial reactants and reaction products

<variant > thermodynamic description

<variant > physical properties

<variant > technological processes

<variant> heat transfer mode

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Хим тех

Total questions: 100

Worksheet time: 50mins

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