Reaction Rate

In which reactants will reaction take place more rapidly, ionic

or covalent substances?

In which situation will you expect foods to spoil faster?

• in the freezer

• on the table

• inside the chiller

• food wrapped in plastic bag at room temperature

What is the relationship between temperature and rate of reaction?

An increase in temperature will result to the ________of the rate of reaction.

In simple words, chemical reactions are (slower, faster) in cooler conditions.

What relationship does concentration of reactants have with rate of reaction?

• inverse

• direct

• none

The more concentrated the reactants are, the slower is the reaction.

• TRUE

• FALSE

An increase in concentration will result to the (increase, decrease) of the rate of reaction.

• INCREASE

• DECREASE

What is the effect of inhibitor on the rate of chemical reaction?

• slows down the reaction

• speeds up the reaction

• no effect at all

What is the role of catalysts in a chemical reaction?

• slow down reaction

• increase rate of reaction

• one of the reactants

• being consumed in a reaction