AS Chemistry Developing Fuels

Descripción

Test sobre AS Chemistry Developing Fuels, creado por howley monkey el 10/05/2015.
howley monkey
Test por howley monkey, actualizado hace más de 1 año
howley monkey
Creado por howley monkey hace más de 9 años
103
3

Resumen del Recurso

Pregunta 1

Pregunta
Platinum is used in a catalyst in...
Respuesta
  • Isomerism
  • Catalytic cracking
  • Reforming

Pregunta 2

Pregunta
Zeolites are used in...
Respuesta
  • Isomerism
  • Catalytic cracking
  • Reforming

Pregunta 3

Pregunta
Which cracking method used naptha?
Respuesta
  • Catalytic
  • Thermal

Pregunta 4

Pregunta
Catalytic cracking uses the gas oil fraction
Respuesta
  • True
  • False

Pregunta 5

Pregunta
Which process would if you wanted alkenes to make polymers?
Respuesta
  • Isomerism
  • Reforming
  • Catalytic cracking
  • Thermal cracking

Pregunta 6

Pregunta
Which methods are used to improve the octane number of petrol?
Respuesta
  • Thermal cracking
  • Catalytic cracking
  • Isomerism
  • Reforming

Pregunta 7

Pregunta
Reforming is the process of turning long hydrocarbon chains into shorter, branched ones
Respuesta
  • True
  • False

Pregunta 8

Pregunta
Reforming is the process of turning alkanes into arenes
Respuesta
  • True
  • False

Pregunta 9

Pregunta
Cracking is...
Respuesta
  • Breaking down longer hydrocarbon chains into smaller alkanes and alkenes
  • The process of producing hydrogen from hydrocarbons
  • The process of turning long chain hydrocarbons into shorter, branched ones

Pregunta 10

Pregunta
A hydrocarbon that contains a benzene ring is...
Respuesta
  • Aromatic
  • Aliphatic

Pregunta 11

Pregunta
Alkenes gave the general formula...
Respuesta
  • CnH2n
  • CnH2n+2
  • CnH2n+1

Pregunta 12

Pregunta
Cycloalkanes have the general formula
Respuesta
  • CnH2n
  • CnH2n+1
  • CnH2n+2

Pregunta 13

Pregunta
Alkanes have the general formula...
Respuesta
  • CnH2n
  • CnH2n+1
  • CnH2n+2

Pregunta 14

Pregunta
Which of these are chain isomers of butane?
Respuesta
  • But-1-ol
  • 2-methlypropane
  • 1-methlypropane
  • Propane

Pregunta 15

Pregunta
But-1-ol and ethoxyethane are structural isomers. What type of structural isomers are they?
Respuesta
  • Chain
  • Position
  • Functional group

Pregunta 16

Pregunta
Which of these are postion isomers of propan-1-ol
Respuesta
  • propan-2-ol
  • propan-3-ol
  • methoxyethane

Pregunta 17

Pregunta
A catalytic converter...
Respuesta
  • Oxidises CO Oxidises CxHy Reduces NO
  • Reduces CO Oxidises CxHy Reduces NO
  • Oxidises CO Reduces CxHy Oxidises NO
  • Oxidises CO Reduces CxHy Reduces NO

Pregunta 18

Pregunta
Oxides of nitrogen cause...
Respuesta
  • Acid rain
  • Photochemical smog by reacting with unburnt hydrocarbons to form ozone
  • Global dimming

Pregunta 19

Pregunta
Which of the below are primary pollutants?
Respuesta
  • CO2
  • Unburnt hydrocarbons
  • Oxides of nitrogen
  • Oxides of sulfur
  • CO
  • Particulates
  • Ozone
  • NO2
  • H2O2
  • PAN

Pregunta 20

Pregunta
Octane number is the tendency of a fuel to autoignite
Respuesta
  • True
  • False

Pregunta 21

Pregunta
Autoignition improves engine performance
Respuesta
  • True
  • False
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