Chemistry

9th

grade

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Ionic bonding practice

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  • 1. Multiple Choice
    2 minutes
    1 pt
    Write the formula for: Iron (II) Oxide
    Fe2O
    Fe3O2
    FeO
    OFe
  • 2. Multiple Choice
    30 seconds
    1 pt

    What is the charge of an ion in group 13?

    +3

    -3

    -5

    +5

  • 3. Multiple Choice
    30 seconds
    1 pt
    Ionic compounds are written with
    cation (+ ion) first then anion (- ion)
    anion (- ion) first then cation (+ ion)
    either way is fine
    polyatomic ions first
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