1. Agenda • Atoms and the Periodic table Jeopardy • Notes: Chemical Equations and Reactions • Molecular models • Model and Change Quiz tomorrowBell Work • Draw…
Inha University Department of Physics Chapter 9 Problem Solutions 1. At what temperature would one in a thousand of the atoms in a gas of atomic hydrogenbe in the n=2 energy…
CHAPTER 2 ATOMS, MOLECULES, AND IONS Development of the Atomic Theory 18. Law of conservation of mass: mass is neither created nor destroyed. The total mass before a chemical…
1. Chapter 7 and 8 Ionic and Covalent Bonding 2. 7.1 Ions• Valence Electrons are the electrons in the highest occupied energy level of an element’s atoms. • The number…
1. Chapter 7 Ionic and Metallic Bonding 2. Ions Elements within each group of the periodic table behave similarly because they have the same number of valence electrons.…
Slide 1Chemistry: Atoms First Julia Burdge & Jason Overby Copyright (c) The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 2 Atoms…
Slide 1 Slide 2 Using the methods of stoichiometry, we can measure the amounts of substances involved in chemical reactions and relate them to one another. Stoichiometry…
Slide 1 Slide 2 Slide 3 Chemical Bonds Slide 4 Atom – the smallest unit of matter indivisible Helium atom Slide 5 electron shells a)Atomic number = number of Electrons…