WorksheetsIntermolecular Forces and London Dispersion
Total questions: 18
Worksheet time: 36mins
What are intermolecular forces?
Forces of attraction or repulsion between neighboring particles.
Forces that are not affected by distance between particles
Forces between particles within the same molecule
Forces that exist only in solids
What is another name for dispersion forces?
Ionic bonding
Hydrogen bonding
Van der Waals forces
London dispersion forces
How do London forces arise?
Covalent bonds between atoms
Permanent dipole moments in molecules
Ionic bonding between atoms
Temporary dipoles caused by electron distribution around atoms
Do London dispersion forces exist in all molecules?
Yes
Sometimes
No
Only in organic molecules
Intermolecular forces for: NH3
London Dispersion Force
Dipole dipole
Hydrogen bonding
Intermolecular forces for: CO2
London Dispersion Force
Dipole dipole
Hydrogen bonding
The weaker the intermolecular forces of a substance the _____________ the boiling point
higher
lower
Compared with ionic compounds, covalent compounds have _____ melting and boiling points.
Higher
Lower
The same
Unknown
What is the correct formula for Beryllium Sulfide?
BeS
Be2S
BeS2
BeS4
Which chemical bond is formed when electrons are shared?
Hydrogen
Covalent
Ionic
Magnetic
If the atoms that share electrons have an unequal attraction for the electrons, the bond is called
Nonpolar
Polar
Ionic
Dipolar
Which of the following diatomic molecules is joined by a covalent bond?
O2
Cl2
N2
He2
What causes dipole interactions?
Attraction between polar molecules
Attraction between ions
Bonding of a covalently bonded hydrogen to an unshared electron pair
Motion of electrons
Which force is responsible for keeping matter in solid or liquid phase?
Intermolecular Forces
Intramolecular Forces
Hydrogen Forces
Combustion Force
