12 Questions
What is the role of intramolecular forces?
Hold atoms together in a molecule
Which type of molecules have permanent dipoles that interact with neighboring molecules?
Polar molecules
What is the main difference between intramolecular and intermolecular forces?
Intermolecular forces hold atoms together within a molecule
Which type of molecular forces are responsible for higher melting and boiling points in polar molecules?
Hydrogen bonding
How can trends in melting and boiling points be explained using the relative magnitude of intermolecular forces?
Based on the interactions between permanent dipoles
Which force has no separation of charge and does not form positive or negative poles?
Dispersion forces
What type of forces are hydrogen bonding considered to be?
Special case of dipole-dipole forces
Which pairs of molecules exhibit specific hydrogen bonding according to the text?
Adenine with guanine
What is the main reason DNA chains are helical?
Tetrahedral geometry of phosphate groups
Which type of interaction involves attractions between an ion and a polar molecule?
Ion-dipole interaction
In the context of ionic solids, what happens to ion-ion forces as the size of ions decreases?
They increase
Which term describes interactions involving induced dipoles in nonpolar molecules?
Dispersion forces
Test your knowledge on the difference between intramolecular and intermolecular forces in chemistry. Learn about how atoms are held together within a molecule and the attractive forces between molecules.
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