General Chemistry 10th Edition

Published by Cengage Learning
ISBN 10: 1-28505-137-8
ISBN 13: 978-1-28505-137-6

Chapter 2 - Atoms, Molecules, and Ions - Questions and Problems - Page 85: 2.108

Answer

$54$

Work Step by Step

We know that $Cs$ atom will be neutral, if the number of electrons is equal to the number of protons which means that in neutral state there should be 55 electrons. $Cs^{+}$ shows that there is one more proton than electron. Thus the number of electrons is $55-1=54$
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