Question

A repetitive geometric arrangement of ions, atoms, or molecules that forms a crystal structure is called the _____.

Answer 1

The crystal structure of a material or the arrangement of atoms within a given type of crystal structure can be described in terms of its unit cell. The unit cell is a small box containing one or more atoms, a spatial arrangement of atoms .
http://www.chacha.com/question/what-is-the-repetitive-geometric-arrangement-of-ions,-atoms,-or-molecules-that-forms-a-crystal-structure hope this helps

Answer 2

Not really.

Answer 3

Is it Unit Cell?

Answer 4

@chmvijay help

Answer 5

yup:)

Answer 6

It is?

Answer 7

Dear @AshleyNicoleBanks its called unit cell:)