Chemistry

10th -

12thgrade

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Balancing and Types of Reactions

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20 questions

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  • 1. Multiple Choice
    1 minute
    1 pt

    what is a reactant?

    a volatile chemical

    a dangerous substance

    the substance(s) you start with in a chemical reaction

    the substance(s) you end with in a chemical reaction

  • 2. Multiple Choice
    1 minute
    1 pt

    what is a product?

    a volatile chemical

    a dangerous substance

    the substance(s) you start with in a chemical reaction

    the substance(s) you end with in a chemical reaction

  • 3. Multiple Choice
    1 minute
    1 pt

    The number of atoms you begin with in a chemical reaction...

    must be the same as the number of atoms you end with

    must be an even number

    can be different to the number you finish with

    changes depending on how much energy is formed

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