Chemistry (7th Edition)

Published by Pearson
ISBN 10: 0321943171
ISBN 13: 978-0-32194-317-0

Chapter 2 - Atoms, Molecules, and Ions - Section Problems - Page 72: 50

Answer

A)It is the wrong symbol, the correct one is Sn. B)This is the symbol for Magnesium, not manganese. The correct symbol is Mn C) This is not the right symbol, the correct symbol is K. D)While this is the correct symbol, the letter following the first should be lowercase. The correct way is He.

Work Step by Step

To find out what is wrong I went to a periodic table to see what the actual problem was.
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