Chemistry Unit 5 - 5.03 & 5.04

by: Dovewing365

THIS QUIZ IS FROM K12.COM! THEREFORE K12.COM OWNS THIS QUIZ!

If you are currently taking Chemistry in k12, you came to the right quiz. This quiz is straight from Unit 5 - 5.03 and 5.04. I recommend taking this quiz BEFORE you take the actual quiz on k12.

(Sources: http://www.k12.com/)

  1. 1

    Which of the following generalized equations best represents a combustion reaction?

  2. 2

    What must methane be combined with to undergo a combustion reaction?

  3. 3

    Which of the following represents the balanced chemical equation for the synthesis reaction that forms magnesium oxide (MgO)?

  4. 4

    Why is Cl2 + KI --> KCl + I2 not a synthesis reaction?

  5. 5

    When wood burns in the presences of oxygen, in what form is energy released?

  6. 6

    Which of the following is the balanced chemical equation for the synthesis reaction for the formation of sulfur dioxide (SO2)?

  7. 7

    Which of the following is a combustion reaction?

  8. 8

    What is true of synthesis reactions?

  9. 9

    Which of the following reactions is a synthesis reaction?

  10. 10

    Most of the substances we use for fuel are hydrocarbons that burn easily in the presence of oxygen. Which two elements are found in these substances?

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