All About Gold

January 10, 2009

Why does gold have its warm yellow color?

Filed under: Chemistry — Tags: , , — @ 4:03 pm

The energy difference between the 5d and 6d orbitals in gold accounts for its color. Assuming that this energy difference is about 2.7 eV, explain why gold has a warm yellow color?

Jacquie
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4 Comments »

  1. if it was black it would be coal

    Comment by John B — January 11, 2009 @ 12:17 pm

  2. The same reason the grass is green and the sky is blue. I’m sure there’s some fabulous scientific reason, but at the end of the day, no one cares.

    Comment by Mikki A — January 14, 2009 @ 2:34 am

  3. E=hc/(lambda) Certain wavelengths (lambda) are associated with certain colors. Go from there.

    Comment by Catherine — January 15, 2009 @ 3:30 am

  4. Because of its composition.

    Blog of answers:

    Comment by DC — January 17, 2009 @ 9:43 am

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