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Chemistry  /  Chem 1476  ·  Atom · ~20 seconds

The Unit Cell

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A unit cell is the smallest repeating structural unit whose repetition in three dimensions generates an entire crystal lattice.

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Stacking one cubic unit cell of a metal repeatedly in every direction reconstructs the metal's whole crystal structure.

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A unit cell's corner and edge particles are shared with neighbors — the count belonging to one cell is a fraction of what's drawn.