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: 30


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Work Step by Step

From the periodic table: Also note that the question asks for one element, but any of the options listed is correct. a) Period 2 nonmetal: C - Carbon, N - Nitrogen, O - Oxygen, F - Fluorine b) Period 5 alkali metal: Rb - Rubidium c) Period 3 halogen: Cl- Chlorine d) Gas at 20°C and 1 atm: H - Hydrogen, He - Helium, N - Nitrogen, O - Oxygen, F - Fluorine, $\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad$Ne - Neon, Cl - Chlorine, Ar - Argon, Kr - Krypton, Xe - Xenon, Rn - Radon
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