lesson 5.notebook November 15, 2017 What do you remember? 1. Draw a bohr diagram for the sulfide. 2. Write the chemical name for A. CaS B. Mg3P2 C. AlCl3 3. Write the chemical formula for: A. barium nitride B. sodium oxide C. magnesium nitride 1 lesson 5.notebook November 15, 2017 2 lesson 5.notebook November 15, 2017 Open Book Assignment 3 lesson 5.notebook November 15, 2017 Chemical name Chemical Formula 1. zinc phosphide 2. scandium oxide 3. zirconium sulfide 4. 5. 6. 4 lesson 5.notebook November 15, 2017 Element Symbol Charge[s] a) chromium b) cadmium c) lead d) iron e) nickel f) copper 5 lesson 5.notebook November 15, 2017 MULTI­Valent ELEMENTS {multi­ion} • Some metals are able to form more than one kind of ion. • EXAMPLES: Cu+1 or Cu+2 • These compounds are named in the same way as other ionic compounds, except that a Roman numeral is added in round brackets after the metal to indicate its ionic charge. 6 lesson 5.notebook November 15, 2017 Roman Numerals 7 lesson 5.notebook November 15, 2017 A. copper (I) bromide B. copper (II) bromide C. iron (II) sulfide D. lead (IV)sulfide 8 lesson 5.notebook November 15, 2017 E. nickel (II) oxide 9 lesson 5.notebook November 15, 2017 1. What is an ionic compound made up of? 2. What is an ion? 3. Name Chemical formula a.potassium chloride b. MgCl2 c. lead (IV) phosphide d. AgS e. calcium fluoride 10 lesson 5.notebook November 15, 2017 Fe2O3 11 lesson 5.notebook November 15, 2017 Write the names for the following: A.SnCl2 B.SnCl4 C.PbBr2 12 lesson 5.notebook November 15, 2017 Name Formula a) Chromium (III) oxide b) cobalt (II) phosphide c) zirconium nitride titanium(III) oxide 13 lesson 5.notebook November 15, 2017 14 lesson 5.notebook November 15, 2017 Warm­Up 1.Draw a Bohr diagram for nitride. 2.What is the name for CaBr2? 3.What is the formula for copper (II) phosphide? 4.What is the name for Fe2O3? 15 lesson 5.notebook November 15, 2017 (IV) 16 lesson 5.notebook November 15, 2017 QUIZ 17 lesson 5.notebook November 15, 2017 Name Formula 18.