GENERAL CHEMISTRY II

Intermolecular force holds the molecule together which can be attractive only.

• TRUE

• FALSE

Dipole-dipole forces are attractive forces existing between ____________.

• non polar molecules

• ion

• polar molecules

• positive charges

The attraction between a partial positive hydrogen in a polar molecule and slightly negative atom in another molecule is called _____________.

• hydrogen bond

• covalent bond

• london dispersion

• dipole dipole

Hydrogen bond is a special type of london dispersion.

• TRUE

• FALSE

Which of the following is the weakest intermolecular forces because it has only a temporary attractive force?

• London dispersion

• Dipole-Dipole

• Hydrogen bond

• Covalent bond

It contains more solute than is present in a saturated solution at a specific temperature.

• SOLUTION

• SATURATED SOLUTION

• UNSATURATED SOLUTION

• SUPERSATURATED SOLUTION

The amount of solute present in a given quantity of solvent or solution is called _________.

• Concentration of a solution

• solvent

• solution

• measurement

The higher the concentration of a solution the less solutes it has in it.

• TRUE

• FALSE

Which of he following is the formula for Percent by Mass?

• % by mass = mass of solution/ solute mass of solute x 100

• % by mass = mass of solute / solute mass of solution x 100

Which of the following is the formula for Mole fraction?

• X_{A= moles of A / sum of moles of all components}

• X_{A= sum of moles of all components / moles of A}