Table 7.2 Boiling Points of the Smallest Hydrocarbons bp (°C) bp (°C) bp (°C) H,C=CH2 -104 ethene CH,CH3 ethane -88.6 HC=CH -84 ethyne CH;CH,CH3 -42.1 CH;CH=CH, -47 CH;C=CH -23 propane propene propyne CH;CH,CH,CH3 -6.5 CH,CH,C3CН 1-butyne -0.5 CH;CH,CH=CH, 1-butene butane CH3CH2CH2C=CH 1-pentyne CH3(CH2);CH3 pentane 36.1 CH;CH,CH,CH=CH; 1-pentene 30 39 CH3(CH2),CH3 hexane 68.7 CH;CH,CH,CH,CH=CH2 1-hexene 63.5 CH3CH,CH,CH,C=CH 1-hexyne 71 CH-CH3 CHCН, cis-2-butene CНС— ССH, 2-butyne 3.7 27 CH;CH=CHCH3 55 0.9 CH;CH,C=CCH3 2-pentyne trans-2-butene

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Chapter11: Alkanes
Section: Chapter Questions
Problem 11.68P
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In Table what is the smallest alkane, the smallest terminal alkene, and the smallest terminal alkyne that are liquids at room temperature, which is generally taken to be 20 °C to 25 °C?

Table 7.2
Boiling Points of the Smallest Hydrocarbons
bp (°C)
bp (°C)
bp (°C)
H,C=CH2 -104
ethene
CH,CH3
ethane
-88.6
HC=CH -84
ethyne
CH;CH,CH3
-42.1
CH;CH=CH,
-47
CH;C=CH -23
propane
propene
propyne
CH;CH,CH,CH3
-6.5
CH,CH,C3CН
1-butyne
-0.5
CH;CH,CH=CH,
1-butene
butane
CH3CH2CH2C=CH
1-pentyne
CH3(CH2);CH3
pentane
36.1
CH;CH,CH,CH=CH;
1-pentene
30
39
CH3(CH2),CH3
hexane
68.7
CH;CH,CH,CH,CH=CH2
1-hexene
63.5 CH3CH,CH,CH,C=CH
1-hexyne
71
CH-CH3 CHCН,
cis-2-butene
CНС— ССH,
2-butyne
3.7
27
CH;CH=CHCH3
55
0.9
CH;CH,C=CCH3
2-pentyne
trans-2-butene
Transcribed Image Text:Table 7.2 Boiling Points of the Smallest Hydrocarbons bp (°C) bp (°C) bp (°C) H,C=CH2 -104 ethene CH,CH3 ethane -88.6 HC=CH -84 ethyne CH;CH,CH3 -42.1 CH;CH=CH, -47 CH;C=CH -23 propane propene propyne CH;CH,CH,CH3 -6.5 CH,CH,C3CН 1-butyne -0.5 CH;CH,CH=CH, 1-butene butane CH3CH2CH2C=CH 1-pentyne CH3(CH2);CH3 pentane 36.1 CH;CH,CH,CH=CH; 1-pentene 30 39 CH3(CH2),CH3 hexane 68.7 CH;CH,CH,CH,CH=CH2 1-hexene 63.5 CH3CH,CH,CH,C=CH 1-hexyne 71 CH-CH3 CHCН, cis-2-butene CНС— ССH, 2-butyne 3.7 27 CH;CH=CHCH3 55 0.9 CH;CH,C=CCH3 2-pentyne trans-2-butene
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