A-Formulas and Physical Properties of the Unbranched Alkanes,Called the n-Alkanes Number Alkane of Carbons Structure Formula Density methane H-CH一H CHa -164 -183 0.55 ethane H-(C52-H C2He -89 -183 051 propane 3 H一(CH3-H C,Hy -42 -189 0.50 hutane 4 H一(CH).-H CaHio -13器 0.58 pentane H-(CH25一H CsHe 安 -130 0.63 hexane H一(CH6一H CHi 多 -95 0.66 heptane H-一(CHn一H CyHis 98 068 octane H一(aHs一H CaHu -7 0,70 monane 9 H一(CHw一H CoHzo 150 -5列 0.72 dccane 10 H-(CHo一H CioHz 174 -30 073 undecane H-(aH11一H C✉ 196 -26 074 dodecane H-(CH2)2一H Ci2H 216 -10 075 tridecane H一(aH一H CuHs 235 -5 0.76 teimadecane 4 H一(C14一H CuaHso 254 0.76 pentadecane H-(aH)s一用 CisHp 271 10 0.77 hexadecane 16 H一(Ghw一H CioHi 287 国 0,77 heptadecane 公 H一(CH1一H CnHs 303 0,76 octadeeane 体 H一(CH5)1g一H CIHs 317 2 0.76 nonadecane H一(CHe一H CioHa 330 32 0,78 cicosane 20 H-(CH)m一H CxHe 34 37 079 H一(CHe一H CxHe >450 66 081 Detvin20C.excepfo mthanedthwhse demsreven hr bolingn 2013 Pearson Education,Inc. Chapter 3 4© 2013 Pearson Education, Inc. Chapter 3 4