Some Simple Alkanes(C H2n+2) HH HHH CH3 H一C-HH-C-C-H H-C-C-C-H CH3一CH一CH H HH HHH HHH H methane,CHa ethane,C2H propane,CHg butane,CHo isobutane,CHo CH3 CH3 CH3-CH2一CH2-CH2-CH3 CH3-CH-CH2-CH3 CH3-C-CH3 or H-(CH2方H CH3 pentane,CsH2 isopentane,CsH2 neopentane,CsH12 Some Simple Alkanes (CnH2n+2)