General Chemistry (4th Edition)

Published by University Science Books
ISBN 10: 1891389602
ISBN 13: 978-1-89138-960-3

Chapter 6 Ionic Bonds and Compounds - Problems: 58

Answer

Calcium belongs to group 2. And have two electrons in its outermost shell. It loses two electrons to attain a charge of +2. Fluorine belongs to group 7 and have 7 electrons in its outermost p orbital. It acquires one electron to complete its orbital and attain charge of -1.

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