? of the day Day 1 4-7 Lewis Dot structure for francium bonded to chlorine: 2. Ionic bonds most commonly form between??? 3. Where would you find elements that form cations on the periodic table?

Objective How do we name and represent different substances?

REVIEW Ionic Bonding Ionic bonds – Chemical bonds that result from the electrical attraction between large numbers of cations and anions Cation – positive ion Anion – negative ion

Ionic bonds most commonly form between …? REVIEW Ionic Bonding Ionic bonds most commonly form between …? Ionic bonds are made up of charged pieces (ions) … Ions can be made up of single atoms or groups of atoms bonded together (polyatomic ions)

Name the cation and add an ide ending to the anion Ionic Bonding Binary ionic compound – ionic compound consisting of only 2 elements (monatomic ions) Naming: Name the cation and add an ide ending to the anion

sodium and chlorine form… sodium chloride magnesium and oxygen form… Ionic Bonding Examples: sodium and chlorine form… sodium chloride magnesium and oxygen form… magnesium oxide

Bromine bonds with sodium Cesium bonds with oxygen Naming Practice Bromine bonds with sodium Cesium bonds with oxygen Silver bonds with fluorine Sodium bromide Cesium oxide Silver fluoride

chlorine bonds with lithium magnesium bonds with sulfur Naming Practice chlorine bonds with lithium magnesium bonds with sulfur aluminum bonds with oxygen Lithium chloride Magnesium sulfide Aluminum oxide

Binary ionic compound = ? Ionic Bonding Binary ionic compound = ? Binary ionic compound – ionic compound consisting of only 2 elements (monatomic ions)

REVIEW CHAPTER 7 IF NEEDED AND COMPLETE #S 35, 38, AND 40 ON PAGE 214 - DUE TOMORROW

ATB - Goal Setting Test Unit 6 = ___% I prepared by… 4-8 day 2 Test Unit 6 = ___% I prepared by… Next time I will prepare by… New Goal = ____  If you met your goal, you must improve this test grade by at least one percentage point.  If you did not meet your goal, it stays the same as last time.

Problem… names do not directly indicate ratio of ions… Ionic Bonding Problem… names do not directly indicate ratio of ions… Answer… empirical formula Li2O NaCl MgF2 Determining formulas – Crisscross method

Determining formulas – Crisscross method 1. determine charges Ionic Bonding Determining formulas – Crisscross method 1. determine charges 2. Take away the +/- and crisscross them to determine subscripts

Ionic Bonding Determine the empirical formula for an ionic compound containing… potassium and fluorine calcium and fluorine cesium and sulfur aluminum and oxygen

Review Name the compounds formed when the following elements bond: Calcium and fluorine Chlorine and strontium Silver and oxygen Write the formulas for the following compounds: Lithium bromide Barium chloride Sodium oxide

REVIEW CHAPTER 7 IF NEEDED AND COMPLETE #S 35, 38, AND 40 ON PAGE 214 - DUE NOW

Read / review section 9.1 and complete #s 3-8 on page 269 ASSIGNMENT Read / review section 9.1 and complete #s 3-8 on page 269 - Due Tuesday 4-12

Question of the Day Day 3 4-11 Get out the new notes. What is a binary ionic compound?

Throwing in the transition metals: Ionic Bonding Throwing in the transition metals: Use roman numerals if more than one charge is possible Roman numeral = charge, if none use sheet, then same as binary ionic compounds Ion Sheet NAMING: FORMULAS:

Ionic Bonding The weird guys…

Throwing in the transition metals: FeO Au2S CuF2 PbS SbF3 NAMING: Ionic Bonding Throwing in the transition metals: FeO Au2S CuF2 PbS SbF3 NAMING: Work backwards - the overall charge in a compound must be 0

Read / review section 9.1 and complete #s 3-8 on page 269 ASSIGNMENT Read / review section 9.1 and complete #s 3-8 on page 269 - Due Tuesday 4-12

Question of the Day = ATB Formulas: magnesium oxide NAMING: Rb2S Fe2O3

Practice Formulas: calcium fluoride NAMING: Rb2S NiO CuF

Throwing in the transition metals: Lead II oxide Silver bromide Ionic Bonding Throwing in the transition metals: Lead II oxide Silver bromide Ferric Chloride Formulas:

Practice Formulas: cobalt III oxide cuprous chloride

Formulas: Beryllium sulfide iron III sulfide cuprous fluoride NAMING: Practice Formulas: Beryllium sulfide iron III sulfide cuprous fluoride NAMING: Au2S SrO AgF

Quick Talk Anion Electrostatic force Electronegativity Nonpolar covalent bond Binary ionic compound Chemical bond Cation Octet rule Valence electrons Acids Ionic compound Transition metal

Read / review section 9.1 and complete #s 3-8 on page 269 ASSIGNMENT Read / review section 9.1 and complete #s 3-8 on page 269 - Due Tuesday 4-12

Chapter 7 Homework 1

Throwing in the transition metals: FeO Au2S CuF2 PbS SbF3 NAMING: Work backwards - the overall charge in a compound must be 0

Throwing in the transition metals: Lead II oxide Silver bromide Ferric Chloride Formulas: