Chemistry: The Central Science (13th Edition)

Published by Prentice Hall
ISBN 10: 0321910419
ISBN 13: 978-0-32191-041-7

Chapter 6 - Electronic Structure of Atoms - Exercises - Page 248: 6.5a

Answer

Betelgeuse < Sun < Rigel

Work Step by Step

Heated solids will produce different wavelengths at different temperatures. Hotter object will emit lower wavelength light. Therefore, a red star is cooler than a yellow, which is cooler than a blue star.
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