WorksheetsIMF (CHEM I)
Total questions: 16
Worksheet time: 12mins
Q1. Which kinds of substances are held together by intermolecular forces?
Metallic substances
Ionic substances
Molecules (covalent) in solid and liquid phases
Molecules (covalent) in gas phase
Which of the following is NOT a kind of intermolecular force
hydrogen bonding
covalent bond
London forces
dipole-dipole
Which is a stronger force/bond?
metallic, covalent and ionic bonds
intermolecular forces
Stefan-Justin
Which kind of IMF is strongest?
hydrogen bonding
dipole-dipole
London dispersion forces
induced-dipole induced-dipole
Hydrogen bonding occurs when hydrogen is bonded to N, O, or F. Which of the following has hydrogen bonding?
CBr4
NO2
H2S
NH3
Does H2O have hydrogen bonding?
Yes
No
No one knows
What is water?
Does H2S have hydrogen bonding?
Yes
No
Who cares?
Does HF have hydrogen bonding?
Yes
No
Isn't this the stuff from breaking bad?
Choose all the IMF's that CH4 has.
dipole-dipole
hydrogen bonding
London dispersion forces
Mia-Kstep bond
Choose all the IMF's present in NH3.
dipole-dipole
hydrogen bonding
London dispersion forces
Van der Waal's forces
Which is the second strongest IMF?
hydrogen bonding
London dispersion forces
dipole-dipole
Which IMF is the result of a temporary short-lived dipole moment?
hydrogen bonding
dipole-dipole
London dispersion forces
Choose all the molecules that have London dispersion forces.
CH4
HCl
H2O
HF
Choose all that have dipole-dipole forces.
HCl
HF
NH3 (asymmetric)
CO2 (symmetric)
Physical properties such as melting points and viscosity depend on...... Choose all that apply.
Number of moles of the substance
Strength of IMFs
Quantity of IMFs
Atomic masses
Stronger IMFs result in ..................... of the melting and boiling points of the substance.
an increase
a decrease
no change
