? of the day Day 6 4-23 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?

Review ______ compounds break apart into ______ when dissolved in water and conduct electricity. Ionic ions

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 – ? Anion – ?

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 bromide Magnesium sulfide Aluminum oxide

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

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

positive ? of the day Day 1 4-24 Lewis Dot structure for magnesium bonded to oxygen: 2. Metals form ________ ions. positive

Review If this is not done quickly and quietly, we will have a quiz. 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: 4. Lithium bromide 5. Barium chloride 6. Sodium oxide If this is not done quickly and quietly, we will have a quiz.

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

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:

Read / review section 9.1 and complete #s 3-8 on page 269 Ionic Bonding Assignment to be ADDED to yesterday’s: Read / review section 9.1 and complete #s 3-8 on page 269 Yesterday’s assignment = REVIEW CHAPTER 7 IF NEEDED AND COMPLETE #S 35, 38, AND 40 ON PAGE 214

Name the following compounds: K2O CuF Fe2S3 Question of the Day Name the following compounds: K2O CuF Fe2S3 Use your blue sheet (ion sheet) for transition metals!!! Day 2 4-27

Formulas: calcium fluoride cobalt III oxide cuprous chloride NAMING: Practice Formulas: calcium fluoride cobalt III oxide cuprous chloride NAMING: Rb2S NiO CuF

Read / review section 9.1 and complete #s 3-8 on page 269 Ionic Bonding From Friday AND DUE TOMORROW: Read / review section 9.1 and complete #s 3-8 on page 269 Yesterday’s assignment = REVIEW CHAPTER 7 IF NEEDED AND COMPLETE #S 35, 38, AND 40 ON PAGE 214

Goal Setting Test Chapter 6 = ___% I studied by… Day 3 4-28 WRITE DOWN EVERYTHING IN RED AND COMPLETE!!! Test Chapter 6 = ___% I studied by… Next time I will study by… Average on first 6 chapters = ___% Goal for Chapter 7 = ___% Average your first 6 chapters. Set your new goal to be at least a 2 point improvement upon your average (must be at least 65%)

Day 3 4-28 Question of the Day Use your blue sheet: Name the following: MgBr2 CuF2 Write chemical formulas for the following: strontium chloride iron III sulfide Day 3 4-28

Formulas: sodium oxide copper II bromide Tin IV sulfide NAMING: LiCl Review Formulas: sodium oxide copper II bromide Tin IV sulfide NAMING: LiCl FeO Cu2S

Read / review section 9.1 and complete #s 3-8 on page 269 Ionic Bonding From Friday AND DUE TOMORROW: Read / review section 9.1 and complete #s 3-8 on page 269 Yesterday’s assignment = REVIEW CHAPTER 7 IF NEEDED AND COMPLETE #S 35, 38, AND 40 ON PAGE 214

Quick Talk Anion Electrostatic force Electronegativity Nonpolar covalent bond Transition metal Chemical bond Cation Octet rule Valence electrons

Handout

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: