Chemistry 9th Edition

Published by Cengage Learning
ISBN 10: 1133611095
ISBN 13: 978-1-13361-109-7

Chapter 2 - Atoms, Molecules, and Ions - Exercises: 55

Answer

a) Ti, Fe, Ag - Transition metals b) Mg, Sr, Ba - Alkaline earth metals c) Li, K ,Rb - Alkali metals d) Ne, Kr, Xe - Nobel gases e) F, Br, I - Halogens

Work Step by Step

Refer to the periodic table: a) The 38 elements in groups 3 through 12 of the periodic table are called "transition metals'" where the elements Ti, Fe, and Ag are a present. b) Any of the elements beryllium, magnesium, calcium, strontium, barium, and radium, occupying Group IIA (2) of the periodic table are called Alkaline earth metals. c) The Alkali metals are a group 1 (Except Hydrogen) in the periodic table consisting of the chemical elements lithium (Li), sodium (Na), potassium (K), rubidium (Rb), cesium (Cs), and francium (Fr). d) Any of the gaseous elements helium, neon, argon, krypton, xenon, and radon, occupying Group 18 of the periodic table are called noble gases. e) Any of the elements fluorine, chlorine, bromine, iodine, and astatine, occupying group VIIA (17) of the periodic table are called halogens.
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