Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 2 Atoms, Molecules, and Ions - Study Questions - Page 95b: 26


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Work Step by Step

The elements are silicon, sulfur, selenium, tin and antimony. Silicon Symbol: Si, atomic number 14, atomic weight 28.085, group 14 (4A), period 3, Metalloid. Sulfur Symbol: S, atomic number 16, atomic weight 32.06u, group 16 (6A), period 3, Nonmetal. Selenium Symbol: Se, atomic number 34, atomic weight 78.971, group 16 (6A), period 4, Nonmetal. Tin Symbol: Sn, atomic number 50, atomic weight 118.71u, group 14 (4A), period 5, Metal. Antimony Symbol: Sb, atomic number 51, atomic weight 121.76u, group 15 (5A), period 5, Metalloid.
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