AP Chemistry Bonding

Front

What is a lone pair?

Back

A pair of non-bonding electrons.

Front

Which type of bond requires the most energy to break?

Back

Triple bond.

Front

What is the strongest intermolecular force present in HCl?

Back

Dipole-dipole.

Front

Which substance has the weakest intermolecular forces of attraction?

Back

CH₄ (Methane).

Front

What type of intermolecular force has the strongest attraction?

Back

Hydrogen bonds.

Front

Define ionic bond.

Back

A chemical bond formed between two ions with opposite charges.

Front

What is a covalent bond?

Back

A bond formed when two atoms share one or more pairs of electrons.

Front

Explain the concept of electronegativity.

Back

The tendency of an atom to attract electrons in a chemical bond.

Front

What is the difference between polar and nonpolar molecules?

Back

Polar molecules have a net dipole moment due to unequal sharing of electrons, while nonpolar molecules do not.

Front

Define London dispersion forces.

Back

Weak intermolecular forces arising from temporary dipoles in molecules.