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PhET Simulations:
Gas Properties
Solid, Liquid, Gas
Three types of intermolecular forces for neutral molecules:
London Dispersion forcesvan der Waals forces
Dipole-dipole forces
Hydrogen bonding
Also important in solution:
Ion-dipole forces
Dipole-dipole forces
London dispersion forces:
Hydrogen bonding:
2-10 kJ/mol 2-10 kJ/mol 5-25 kJ/mol 15 kJ/mol >200 kJ/mol
Critical Points from that bastion of quality video - YouTube
Copper Sulfate
Alum
Apatite
Amethyst
Quartz - crystalline Silica or quartz glass - amorphous