Create a Quiz. The academic subject for which the text must be created - Science. Content must be appropriate for Year or Grade 11. Required...
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Which subjectScience
What age groupYear or Grade 11
What topicstoichiometry
Question typesClose-ended
Number of questions5
Number of answers5
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Stoichiometry Quiz for Grade 11 Science

Test your understanding of stoichiometry with the following questions. Choose the correct answer for each question.

Questions

  1. What is the mole ratio between hydrogen and oxygen in the reaction 2H₂ + O₂ → 2H₂O?

    • A. 1:2
    • B. 2:1
    • C. 2:2
    • D. 1:1
    • E. 3:2

  2. How many moles of NaCl are produced when 3 moles of Na react with excess Cl₂ according to the reaction 2Na + Cl₂ → 2NaCl?

    • A. 1.5 moles
    • B. 3 moles
    • C. 4 moles
    • D. 6 moles
    • E. 2 moles

  3. If 5 moles of glucose (C₆H₁₂O₆) are combusted according to the reaction C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂O, how many moles of CO₂ are produced?

    • A. 5 moles
    • B. 10 moles
    • C. 6 moles
    • D. 30 moles
    • E. 36 moles

  4. In the reaction 4Fe + 3O₂ → 2Fe₂O₃, how many moles of Fe₂O₃ can be formed from 12 moles of Fe?

    • A. 3 moles
    • B. 6 moles
    • C. 4 moles
    • D. 2 moles
    • E. 1 mole

  5. What is the theoretical yield in grams of water (H₂O) produced from the complete reaction of 2 moles of H₂ with excess O₂, given that the molar mass of water is 18 g/mol? The reaction is 2H₂ + O₂ → 2H₂O.

    • A. 18 g
    • B. 36 g
    • C. 54 g
    • D. 72 g
    • E. 90 g

Instructions

Select the best answer for each question and check your understanding of stoichiometry!