Author Question: In order for an atom to substitute for dominant atoms in a crystal structure, and therefore alter ... (Read 108 times)

kwoodring · **on:** Jul 16, 2018

In order for an atom to substitute for dominant atoms in a crystal structure, and therefore alter its color, what must occur?

A) The atom must be similar in size to the crystal's atoms.
B) The atom must have the same charge as the crystal's atoms.
C) The atom must be close in electronegativity values to the crystal's atoms.
D) The atoms must be close to each other on the periodic table of elements.

Question 2

Which of the following statements is not true about individual minerals?

A) The composition of different minerals varies only slightly.
B) Minerals can be produced by animals.
C) Minerals have an ordered structure.
D) Minerals can be synthetically manufactured.