Chemistry: The Central Science (13th Edition)

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

Chapter 8 - Basic Concepts of Chemical Bonding - Exercises - Page 334: 8.16c


Two electrons are transferred in the reaction.

Work Step by Step

To reach the octet, a $Ca$ atom would willingly lose both of its 2 valence electrons to 2 $F$ atoms. Therefore, the reaction involves the transfer of 2 electrons from $Ca$ atom to 2 $F$ atoms, which means 2 electrons are transferred in the reaction.
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