Chemistry: The Molecular Nature of Matter and Change 7th Edition

Published by McGraw-Hill Education
ISBN 10: 007351117X
ISBN 13: 978-0-07351-117-7

Chapter 8 - Problems: 8.42

Answer

See explanation below.

Work Step by Step

a.) ​[Ar] 4s2 3d10 4p2 is Ge (Germanium). The other elements in this group are C, Si, Sn, Pb, Fl b.) ​[Ar] 4s2 3d7 is Co (Cobalt). The other elements in this group are Rh, Ir, Mt c.) [Kr] 5s2 4d5 Tc (Technetium). The other elements in this group are Mn, Re, Bh
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