9A CHEMISTRY

To increase the rate of a reaction, the number of successful

collisions must be increased.

• True

• False

Catalysts are consumed in a reaction.

• True

• False

A catalyst initiates a reaction.

• True

• False

A catalyst is always written in the overall chemical

equation.

• True

• False

Desorption is the release of product molecules.

• True

• False

A homogeneous catalyst is easier to recover compared to

the heterogeneous type.

• True

• False

Some catalysts may harm the environment.

• True

• False

Producing ammonia in the Haber process is an irreversible

reaction.

• True

• False

Catalysts would not have the exact mass as it had at the

beginning after a reaction.

• True

• False

According to the collision theory, a reaction will only occur

if successful collisions occur.

• True

• False