Physical and Chemical Properties of Alkanes

A hydrocarbon that is saturared has:

• 1 covalent bond to carbon

• 2 covalent bonds to carbon

• 3 covalent bonds to carbon

• 0 covalent bonds to carbon

Boiling point and melting point are__-properties

• intensive

• extensive

• chemical

• physical

Straight chain alkanes have a _____ boiling point than structural isomers

• lower

• higher

• the same

• doesn't matter

Solubility is a _____ property

• intensive

• extensive

• physical

• chemical

___ increases the rate of combustion

• isomerism

• chain length

• molecular weight

• amount of oxygen

Propane and butane are used for

• internal combustion engine

• diesel fuel

• lubricating oil

• gas burners

Not a use for alkane

• propane and butane

• pentane to octane

• nonane to decane

• decane to methane

Alkanes are __

• polar

• soluble in water

• higher in density than water

• have weak intermolecular forces

Alkanes lower density in water will cause them to

• sink

• float

• dissolve

• be insoluble

Which of the following is not a physical property of alkanes?

• solubility

• melting point

• hydrogenation

• colorless