General, Organic, and Biological Chemistry: Structures of Life (5th Edition)

Published by Pearson
ISBN 10: 0321967461
ISBN 13: 978-0-32196-746-6

Chapter 4 - Atoms - Additional Questions and Problems: 4.108


a) Copper ($^{29}$Cu): Metal b) Selenium ($^{34}$Se): Non-Metal c) Arsenic ($^{33}$As): Metalloid d) Chromium ($^{24}$Cr): Metal

Work Step by Step

Refer to the Periodic Table. Elements to the left of the bold line (starting with Boron (B) and stepping down to end with Polonium (Po)/Astatine (At), are metals. Elements on either side of the bold line, with the exception of Aluminum (Al), are Metalloids, and the remaining elements to the right of the Metalloids are Non-Metals.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.