Chemistry (4th Edition)

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

Chapter 6 - Section 6.8 - Electron Configuration - Checkpoint - Page 266: 6.8.2

Answer

$\therefore \text{Element having atomic number 34 is selenium}$ (i.e $\textbf{Se}$ )

Work Step by Step

From the electronic configuration $1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^4$ Atomic Number of Given element is $\textbf{34}$ So, Element having atomic number 34 is selenium (i.e $\textbf{Se}$ )
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