Mr. Weiler’s Science Lab

UNIT 1 · STUDY GUIDE QUESTION 4

Crystal lattice

Draw and describe the structure of a crystal lattice.

Three layers of a repeating ionic crystal+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+−+The pattern repeats in three dimensions.Ions vibrate near fixed positions · neighboring positions are connected.SIMPLIFIED SCIENTIFIC MODEL · TIME COMPRESSED · NOT TO SCALE

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