Why is the boiling point of the aldehyde greater than that of the alkane? ii. Why is the boiling point of alcohol the highest? iii. Explain why the solubility of aldehydes and alcohols falls as the molecules get bigger

Why is the boiling point of the aldehyde greater than that of the alkane? ii. Why is the boiling point of alcohol the highest? iii. Explain why the solubility of aldehydes and alcohols falls as the molecules get bigger

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter4: Organic Compounds: Cycloalkanes And Their Stereochemistry

Section4.3: Stability Of Cycloalkanes: Ring Strain

Problem 8P: Each Hâ†”H eclipsing interaction in ethane costs about 4.0 kJ/mol. How many such interactions are...

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Question

i. Why is the boiling point of the aldehyde greater than that of the alkane?
ii. Why is the boiling point of alcohol the highest?
iii. Explain why the solubility of aldehydes and alcohols falls as the molecules get bigger.

Molecule
CH3CH2CH3
CH3CHO
CH3CH₂OH
Type
Alkane
Aldehyde
Alcohol
Boiling point (°C)
-42
+21
+78

Definition Definition Simplest organic compounds that contain only single bonds between carbon – carbon atoms and carbon – hydrogen bonds. This means they are a series of saturated compounds with a general molecular formula, C n H 2n+2 .

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