Limiting Reactant: Definition, Formula & Examples


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What is the limiting reactant?

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1. What information is needed to find the limiting reactant?

2. In our example, where propane and oxygen were the reactants, and water and carbon dioxide were the products, which one of the following would be the limiting reactant if we used 10 grams of propane and 30 grams of oxygen?

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About This Quiz & Worksheet

Use these assessments to check your understanding of limiting reactants. Assessment items will cover related terminology and other information from the lesson.

Quiz & Worksheet Goals

These assessments will test you on:

  • How to find the limiting reactant
  • Excess reactants
  • Molecular weight

Skills Practiced

You will practice the following skills:

  • Information Recall - access the knowledge you've gained regarding the definition of a limiting reactant
  • Knowledge Application - use your knowledge to answer questions requiring the analysis of reactants to find the limiting reactant
  • Reading Comprehension - ensure that you draw the most important information from the lesson on limiting reactants

Additional Learning

Review the lesson, Limiting Reactant: Definition, Formula & Examples, to learn more about this subject. Objectives covered in the lesson include:

  • Understand the formula for a limiting reactant
  • Review an example of a limiting reactant
  • Know how to use the periodic table of elements to find the molecular weight of a reactant