PPT-Hydrated Ionic Compounds

You have learned how to find the molar mass of a compound with the help of your periodic table And you now know how to find the empirical and molecular formulae of a compound Sometimes though chemists know most of the compound. Ionic Compounds. Ionic Compounds. In this section…. Monatomic and Polyatomic ions. Ionic compound formulas. Naming ionic compounds. Covalent vs. Ionic compounds. Formation of Ions. Cations: Positive ions form by loss of electrons.. 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.. Putting electrical energy in to force the . nonspontaneous. change. electrolysis. Opposite process to electrochemical (voltaic) cells. Electrical energy is put into the reaction. The . nonspontaneous. Dissolving Compounds. For . a substance to dissolve, . solute-solvent . attractions must overcome the . attractions . within both solute and solvent. . Example: In order to dissolve, ionic bonds must be broken by water. . BOND. ?. The Periodic Table. H. He. Li. Na. K. Be. Mg. Ca. B. Al. C. Si. N. P. O. S. F. Cl. Ne. Ar. 1. 2. 3. 4. 5. 6. 7. 8. GROUPS. Learning Objective. To understand covalent bonding. Electron arrangement in . Unit 14. Binary Ionic Compounds. Criteria for Stability of Ions (4.1). Lewis . Symbols for . Atoms (4.2). Octet . Rule (4.4). Formula Writing for Binary Ionic . Compounds (4.5). Nomenclature for Binary Ionic . 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.. Do Now: Identify ionic compounds. CO. 2. MgCl. 2. NH. 4. Cl. NaOH. NH. 3. CH. 4. CuSO. 4. HF. Magnesium’s outer shell is now empty. Fluorine’s outer shell is now full. Lewis Diagrams for Ionic Compounds. Students know . atoms combine to form molecules by sharing electrons to form covalent or metallic bonds or . by exchanging electrons to form ionic bonds. . . . Students know . salt crystals, such as . Net ionic equations are useful in that they show only those chemical species directly . participating in . a chemical . reaction. The keys to being . able to . write net ionic equations are the ability to recognize monatomic and polyatomic ions, . 3-. 2. Questions for Consideration. How do ionic compounds differ from molecular compounds?. What kinds of ions are in ionic compounds?. What do formulas for ionic compounds represent?. How are ionic compounds named?. Chemical Interactions Occur between the Valence Electrons. Dots. : represent . valence electrons. When atoms combine to make molecules, they form . chemical bonds.. Valence . electron . interaction.