Unit 9 Quiz--Ionic Bonding

Multiple Choice (Choose the best answer.)

Use the electron dot diagrams at right to answer the questions 1 - 6 below:

  1. Which symbol could represent a nitrogen atom?

    V

    W

    X

    Y

    Z

  2. Which symbol(s) correspond to an atom that is a metal?

    V only

    W only

    X only

    V and W only

    X, Y, and Z only

  3. Which symbol(s) correspond to an atom that would likely form a negative ion?

    V only

    W only

    X only

    V and W only

    X, Y, and Z only

  4. The symbol "V" could be which of the following elements?

    Boron

    Iodine

    Cerium

    Scandium

    None of These

  5. "W" would likely form what kind of ion?

    W -1

    W -2

    W -3

    W +1

    W +2

  6. What would be the formula if "V" and "Y" would form an ionic compound?

    VY

    V2Y

    VY2

    V6Y

    None of these are correct.

  7. Which of the following pairs of elements would form an ionic bond?

    K and Ca

    N and O

    He and Al

    P and Li

    More than one of these would form an ionic bond.

  8. Elements in groupd VIIA tend to form

    +1 ions

    +2 ions

    -1 ions

    -2 ions

    None of these are correct.

  9. What would be the formula if Ca and P would combine to form an ionic compound?

    CaP

    Ca2P3

    Ca3P2

    Ca3P

    CaP3

  10. Ionic solids tend to

    be brittle and hard

    not conduct electricity

    conduct electricity when dissolved in water

    conduct electricity when melted

    All of the above are correct.

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