PPT-3.5 - 3.7 Formula Writing (Ionic Compounds)

Steps 1 Cation is written before anion 2 Charges must cancel ionic compounds are neutral 3 Atoms must be in smallest whole number ratio Write the formula units for the following ionic compounds 1 lithium chloride 2 strontium oxide 3 ammonium phosphate. Anions. Cations. Naming Ions. Naming Ionic Compounds. Writing Ionic Formulas. Identify some Anions and . Cations. Anions. Cations. Metals Lose Electrons . (. Cations. = +). Nonmetals tend to gain electrons (Anions = -). IUPAC. BOHR DIAGRAMS FOR ATOMS. TYPES OF CHEMICAL BONDS. MOLECULAR COMPOUNDS. TYPES. SIMPLE COVALENT. COMMON NAME. IONIC COMPOUNDS. SIMPLE IONIC. MULTIVALENT. POLYATOMIC/COMPLEX. HYDRATED IONIC. ACIDS. Ionic w/Transition. Metals. Ionic w/ Polyatomic. Covalent. Writing. Formula from Name. Write out ions, . criss. cross number. of charge to make subscripts, reduce. Write out ions, . criss. cross number. Aqueous solutions of Sodium Hydroxide and Copper (II) Chloride combine to form an aqueous solution of . sodium. . chloride and . solid blue Copper Hydroxide . Write a skeleton equation. Balance the equation.. CHEMICAL NOMENCLATURE. Writing Formulas. Binary ionic compounds. Ternary ionic compounds. Binary molecular compounds. Acids. Ionic Compounds. Composed of oppositely charged ions. Positive ion is a . cation. Ionic Bonding and Writing Formulas. Common Anion Name Changes. Nitr. ogen .  . Phosph. orus .  . Ox. ygen .  . Sulf. ur .  . Selen. ium .  . Fluor. ine .  . Chlor. ine .  . Brom. Copyright © by Holt, Rinehart and Winston. All rights reserved.. Objectives. Name . simple ionic . compounds. .. Predict . the charge of a transition metal . cation. in an ionic compound.. Write . chemical formulas for simple ionic compounds.. a. calcium oxide . CaO. . b. potassium bromide . KBr. . c. zinc fluoride ZnF. 2. . d. gold (III) iodide AuI. 3. . e. aluminum chloride AlCl. 3. f. iron (II) sulfide . FeS. . g. silver nitride Ag. Chapter 5: Molecules and Compounds. Learning Goals. Write . chemical formulas.. Determine . the total number of each type of atom in a chemical formula.. Classify . elements as atomic or molecular.. Classify . I. Percent Composition. Think about this:. How would you find the percent of boys in our class?. # of boys (part)____. x 100% . Total # of students (whole). I. Percent Composition. . Chapter 5: Molecules and Compounds. Learning Goals. Distinguish . between common and systematic names for compounds. . Name . binary ionic compounds containing a metal that forms only one type of ion.. Chemical Interactions Occur between the Valence Electrons. Dots. : represent . valence electrons. When atoms combine to make molecules, they form . chemical bonds.. Valence . electron . interaction. Section 5.1: Ionic Compounds. Objectives: Apply ionic charge to writing formulas for ionic compounds, Apply formulas to name ionic compounds, Interpret the information in a chemical formula. Ionic Compound Formulas. Augustine. Section 7.1 - Ions. Valence electrons. are the electrons in the . highest. occupied energy level.. Valence electrons. are the only electrons involved in . chemical bonding. .. Elements in the same .