Which piece of information do you need to determine whether a molecule is an alkene or an alkane?A.The number of C–H bonds in the moleculeB.The number of C–C bonds in the moleculeC.The type of C–H bonds in the moleculeD.The type of C–C bonds in the moleculeSUBMITarrow_backPREVIOUS

Alkanes are ‘saturated’ hydrocarbons. What types of bonds do they contain?Single C-C bonds and double C=H bondsDouble C=C bonds and single C-H bondsDouble C=C bonds and double C=H bondsSingle C-C bonds and single C-H bonds

Alkanes and alkenes are both series of hydrocarbons.(a) (i) Explain the term hydrocarbon................................................................................................................................................................................................................................................................... [1](ii) What is the difference between these two series of hydrocarbons?..............................................................................................................................................................................................................................................

Alkene hydrocarbon molecules have to contain what types of bonds?Question 5Select one:a.double bondsb.triple bondsc.ionic bondsd.single bonds

Multiple Choice QuestionThe term alkane is used to describe hydrocarbons that contain ______.Multiple choice question.only C–C single bondsonly C–H single bondsonly H–H single bondsonly C–C and C–H single bonds

Which alkane has the formula C2H6?MethaneEthanePropaneButane2Alkanes are ‘saturated’ hydrocarbons. What types of bonds do they contain?Double C=C bonds and single C-H bondsDouble C=C bonds and double C=H bondsSingle C-C bonds and single C-H bondsSingle C-C bonds and double C=H bonds3What is crude oil?Renewable fuel containing hydrocarbonsRenewable fuel containing minerals and metal oresNon-renewable fuel containing hydrocarbonsNon-renewable fuel containing minerals and metal ores 4What process is used to separate crude oil into simpler mixtures of hydrocarbons?Fractional distillationPolymerisationEvaporationFiltration5Which of the following statements about the process of fractional distillation is not correct? The temperature decreases going up the columnThe fractions collected at the top contain hydrocarbons with the longest moleculesCrude oil is fed in near the bottom of the column as hot vapourThe different fractions condense into liquids when they reach the temperature of their boiling points6Which of the following are some properties of small hydrocarbons compared with larger hydrocarbons? Higher boiling point, lower volatility, lower viscosity, lower flammabilityLower boiling point, higher volatility, lower viscosity, higher flammabilityHigher boiling point, higher volatility, higher viscosity, higher flammabilityLower boiling point, lower volatility, lower viscosity, lower flammability