Alkanes

• What's the general formula for an alkane?

  CnH2n+2
• Why are alkanes considered saturated hydrocarbons?


  They only have single carbon-carbon bonds, there are no double bonds
• CH4


  Methane
• C2H6

  Ethane
• C3H8


  Propane
• C4H10

  Butane
• C5H12


  Pentane
• The reactions of alkanes in the presence of UV


  One atom is swapped with the other in a substitution reaction