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Ethanol boils at 78 °C and methoxymethane, with the… | StemPy Lab
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Ethanol boils at 78 °C and methoxymethane, with the same molar mass, boils at -25 °C. Why?
Chemistry
Medium
High School (11–12)
Organic Compounds with Functional Groups
Created by
StemPy Lab
Ethanol boils at
78
∘
C
78\ ^\circ\text{C}
78
∘
C
and methoxymethane, with the same molar mass, boils at
−
25
∘
C
-25\ ^\circ\text{C}
−
25
∘
C
. Why?
Methoxymethane has no polar bonds
Ethanol molecules are larger than the ether molecules
Ethanol molecules hold each other by hydrogen bonds, and the ether molecules cannot
The C-O bond of ethanol is stronger than that of the ether
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