Question: A two dimensional crystal is shown below with the yellow, green and purple dots representing different types of atoms. a ) Draw a primitive unit

A two dimensional crystal is shown below with the yellow, green and purple dots representing different types of atoms.
a) Draw a primitive unit cell indicating the two primitive lattice vectors in this plane.
b) How many atoms are there in the primitive unit cell?
c) Draw the two dimensional Bravais lattice.
A two dimensional crystal is shown below with the yellow, green

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