Limiting Reactant

What is a limiting reactant?

• the reactant that determines how much product can be made
• the reactant that is in excess
• the product that you can make the most of
• the amount of reactants that react with each other

The reactant that is not completely used up in a chemical reaction is called the __________ .

• spectator reagent

• limiting reagent

• excess reagent

• catalyst

The limiting reactant

• slows the reaction down
• is used up first
• is the reactant that is left over
• controls the speed of the reaction

*Click on the image for a better view* Which statement is true?

• Given the amount of reactants, you can make 4 mol of NH₃. N₂ would be categorized as the excess reactant.

• Given the amount of reactants, you can make 6 mol of NH₃. H₂ would be the categorized as the limiting reactant.

• Given the amount of reactants, you can make 4 mol of NH₃. H₂ would be categorized as the excess reactant.

• Given the amount of reactants, you can make 6 mol of NH₃. H₂ would be the categorized as the excess

*Click on the image for a better view* Which of the following statements is correct?

• Given the amount of reactants, 4 mol of H₂O can produced. The limiting reactant would be H₂.

• Given the amount of reactants, 4 mol of H₂O can produced. The limiting reactant would be O₂

• Given the amount of reactants, 6 mol of H₂O can produced. The limiting reactant would be H₂.

• Given the amount of reactants, 6 mol of H₂O can produced. The limiting reactant would be O₂

Answer explanation