Hosted on MSN1mon
Why are rubies red and emeralds green? Their colors come from the same metal in their atomic structureEven the color ... ion, the chromium ion absorbs blue and green light when surrounded by the oxygen ions. The red light is reflected back, so that's what you see in rubies. In an emerald, even ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback