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WorksheetsIMFA
Total questions: 10
Worksheet time: 10mins
Which of the following is NOT correct about intermolecular forces?
It is the force between two or more molecules
It is the force between two or more atoms in a molecule
It is responsible for the properties of substances
It explains why a substance is solid, liquid or gas in room temperature.
What BEST describes a hydrogen bond?
H is bonded to nitrogen, oxygen, and fluorine.
All molecules that contains hydrogen
It has van der Waals force
It has weak attractive forces between atoms and molecules
All of the following have van der Waals force EXCEPT
Dipole-dipole
London force
Dispersion force
Hydrogen bond
Which London Dispersion force is induced when a non-polar molecule becomes a dipole because of an approach of an ion?
Ion-induced dipole
Dipole-induced dipole
Hydrogen-induced dipole
None of the choices
It is defined as the fluid's resistance to flow.
Boiling point
Surface tension
Solubility
Viscosity
Melting point is the temperature at which a
solid turns liquid
liquid turns gas
gas turns solid
liquid turns solid
How would you describe the surface tension of a molecule having a weak IMFA?
average surface tension
higher surface tension
lower surface tension
cannot be determined
Compounds with strong IMFA are usually (blank) at room temperature.
solid or liquid
solid
liquid
gas
Between HF and HBr, which will have a stronger IMFA?
HF
HBr
H2O
Cannot be determined
Among the choices, which of the following will have the weakest IMFA?
H2O
NaCl
CH4
HCl
