Drill 11/19 Compare and contrast hydrous and anhydrous solids. Objective: Swbat: Use knowledge of ionic nomenclature in order to write, name, and identify ionic compounds.

SAT Enrichment: 11/19 In the compound Al2O3, the ratio of aluminum to oxygen is 2 liters of aluminum to 3 liters of oxygen 2 grams of aluminum to 3 liters of oxygen 2 moles of aluminum to 3 moles of oxygen 3 moles of aluminum to 2 moles of oxygen 3 grams of aluminum to 2 grams of oxygen

Ionic Compounds How are they formed?

Short Quiz Empirical and Molecular Formula 5 min

“Ban Dihydrogen Monoxide” Read the Dihydrogen Monoxide Warning Discuss the reading with the partners in your row. Class discussion: Dangers of DHMO Students sign a petition

“Ban Dihydrogen Monoxide” DHMO (Dihydrogen Monoxide) What is the number for di? What does dihydrogen mean? What is the number for mono? What element is oxide? What does monoxide mean? So, what is DHMO?

“Ban Dihydrogen Monoxide” Why it is important that chemists have a universal method for communicating the names and formulas of compounds with one another?

Compounds and Formulas Reading Read the passage and glean the definitions of the words and phrases given in the passage. List any additional words whose meaning you do not know. Review Vocabulary. Classify the following compounds as ionic or covalent. Water (H2O) Table salt (NaCl) Glucose (C6H12O6) 15 min

Explanation Anion and Cation Cards (TRS.NOMRXN.05A, pages 2-3). Cation cards and anion cards should be on contrasting colors such as blue and yellow. Guided practice. Names and Formulas of Common Ions 25 min

Homework Instructional fair page 40 Writing Formulas (Criss-Cross Method), page 44

Summary Did we accomplish the objective? Explain. How can you identify polyatomic ions? Describe the differences between some of the polyatomic anions that sound very similar such as nitrate/nitrite, sulfate/sulfite, and chlorate/chlorite/perchlorate/hypochlorite. Does the ammonium cation (NH4+1) fit into the description of what you know about cations? Why or why not?

Drill: 11/23 Identify two parts of an ionic compound. Objective: Swbat: Use knowledge of ionic nomenclature in order to write, name, and identify ionic compounds.

SAT Enrichment: 11/23 There are … carbon atoms represented by 3 Mg(HCO3)2. 2 3 5 6 18

Practice Problems Practice Problems from Guided Practice 10 min

WebQuest Complete WebQuest worksheet. 45 min

Explanation Writing Formulas from names and Writing Names from Formulas Instructional Fair Place in bin when finished. 20 min

Homework Writing Formulas and Naming compounds 1-39

Drill: 11/29 Identify two problems you may be having with naming or writing ionic compounds. Objective: Swbat: Use knowledge of ionic nomenclature in order to write, name, and identify ionic compounds. DO NOT TURN IN HOMEWORK UNTIL THE END OF CLASS!

SAT Enrichment: 11/29 …. is the correct name for the compound with the formula CrPO4. Chromium (III) Phosphite Chromium (II) Phosphate Chromium (III) Phosphate Chromium (II) Phosphide

WebQuest-Con’t Complete WebQuest worksheet. 20 min

Explanation 20 min Complete: Writing Formulas from names and Writing Names from Formulas Instructional Fair Place in bin when finished. 20 min

Last class homework 5 min Questions from last class homework assignment. 5 min

Quiz Cations and Anions Place in bin when finished. 10 min

Summary Did we complete the objective? Explain. Identify the proper steps to naming an ionic compound. Identify the proper steps to writing an ionic compound from its name. Devise a method to determining the formula of a polyatomic ion. Why its is important for scientist to have a common naming system for compounds.

Homework Naming Acids worksheet Pass back graded papers. Need to get all missing assignments.