Chemistry (4th Edition)

Published by McGraw-Hill Publishing Company
ISBN 10: 0078021529
ISBN 13: 978-0-07802-152-7

Chapter 6 - Section 6.3 - Bohr’s Theory of the Hydrogen Atom - Checkpoint - Page 250: 6.3.2

Answer

(d) $2.09\times10^{-18}\,J$

Work Step by Step

$n_{i}=1$ and $n_{f}=5$ $\Delta E=-2.18\times10^{-18}\,J(\frac{1}{n_{f}^{2}}-\frac{1}{n_{i}^{2}})$ $=-2.18\times10^{-18}\,J(\frac{1}{5^{2}}-\frac{1}{1^{2}})$ $=2.09\times10^{-18}\,J$
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