boiling point of molecules
Post on 31-Dec-2015
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+ d. + d. + d. + d. - d. - d. - d. - d. + d. + d. - d. - d. Boiling Point of Molecules. - How strong molecules are interacting with each other. - The larger the dipole moment, the stronger the interaction. + d. - d. - d. + d. Boiling Point of Alkanes. + d. - PowerPoint PPT Presentation
TRANSCRIPT
Boiling Point of Molecules- How strong molecules are interacting with each other
- The larger the dipole moment, the stronger the interaction
+ -
+ -
+ -
+-
+
-
+ -
Boiling Point of Alkanes
Induced dipole-induced dipole interactionAKA
van der Waals force (interaction)
+
-
+
-
-
+
Boiling Point of Molecules- Hydrogen bond
- Polarized covalent bond
OH H
- Other example of H-bond: NH, SH,
O
HH
O
O
O
H H
H
H
H
H
Melting Point of Molecules- How well molecules are “packed”
- The better the packing, the higher the melting point
Solubility of Molecules- How well molecules interact with solvents
- solvation
O
HH O
HH
O
HH
+
-
O
H
H O
H
H
O
HH
+
-
OH
H CH
Halkane
methanol
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