CHAPTER 2 CHEMICAL FORMULAS & COMPOSITION STOICHIOMETRY 1 Chapter Goals 1. 2. 3. 4. Atoms and Molecules Chemical Formulas Ions and Ionic Compounds Names and Formulas…

CHEM139  Zumdahl  Intro  Chapter  12               page  1  of  24   CHAPTER 12: CHEMICAL BONDING Active Learning Questions: 3-9, 11-19, 21-22 End-of-Chapter…

CHEM139 Zumdahl Intro Chapter 12 page 1 of 24 CHAPTER 12: CHEMICAL BONDING Active Learning Questions: 3-7, 11-19, 21-22 End-of-Chapter Problems: 1-36, 42-62, 65-86, 92-103,…

Slide 1 Ionic Compounds Chapter 5 Slide 2 What are ions? ► An ion is an atom or group of atom that has an electric charge because it has gained or lost electron. ► [Na]=…

Slide 1Understanding the Periodic Nature of the Elements Slide 2 DETERMINING THE RADIUS OF AN ATOM Br 2 = 2.286 A (1.14 A)  C-C = 1.54 A (0.77 A)  C-Br = 1.91 A …

Preparation for Practical chemistry Exercise on Chemistry Paper 4= 2014= form 5 Paper 4- practical chemistry 2 sections ( 1 ½ hour) Part A) carrying out experiment Example,…

Ionic Compounds Ch.6 & 7 Ionic Bonding – strongest of all bonds definiton – results from the electrical attraction between cations (+) and anions (-) “ions” means…

Micro and Macro Nutrients Robert Dallas, Eric Soper, Alex Elliott, Anna Karlin Block 3 32.6 Micro and Macro Nutrients Basic Knowledge Autotrophs survive and grow on inorganic…

Aim: What trends can be observed by studying the periodic table? Homework Reminder: Due Wed., Nov. 19, 2014 Read pages 174 - 182 Answer page 182 (18, 19, 20) Do Now: 1) As…

Slide 1 Minerals Building Blocks of Rocks 1 What makes minerals and rocks ? Fe, Mg, Si, O, K chemical compounds igneous, sedimentary, metamorphic silicon (Si) oxygen (O)…