Chemistry: An Introduction to General, Organic, and Biological Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0321908449
ISBN 13: 978-0-32190-844-5

Chapter 4 - Section 4.6 - Electron Energy Levels - Questions and Problems - Page 119: 4.45d

Answer

Chlorine

Work Step by Step

There are 17 electrons. In a neutral atom, no. of electrons = no. of protons (atomic number). From periodic table , we notice that 17 is atomic number of Chlorine, so the element is Chlorine.
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