Chem 1 Unit 2 Review PDF

1\. Identify the bonds below as either ionic or covalent and then name them. a.) Co(NO~3~)~3~ \_\_\_\_\_\_\_\_\_\_\_ \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ b.) S~3~O~7~ \_\_\_\_\_\_\_\_\_\_\_\_\_\_ \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ c.) CaBr~2~ \_\_\_\_\_\_\_\_\_\_\_\_ \...

1\. Identify the bonds below as either ionic or covalent and then name them. a.) Co(NO~3~)~3~ \_\_\_\_\_\_\_\_\_\_\_ \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ b.) S~3~O~7~ \_\_\_\_\_\_\_\_\_\_\_\_\_\_ \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ c.) CaBr~2~ \_\_\_\_\_\_\_\_\_\_\_\_ \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ d.) MnO \_\_\_\_\_\_\_\_\_\_\_\_ \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ e.) C~5~O~2~ \_\_\_\_\_\_\_\_\_\_\_\_ \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ f.) Rb~3~P \_\_\_\_\_\_\_\_\_\_\_\_ \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ 2\. Write the formula for the following compounds. a.) Dinitrogen hexafluoride \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ b.) Titanium (III) oxide \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ c.) Aluminum phosphide \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ d.) decaphosphorus monoiodide \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ e.) Cesium nitride \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ 3\. What two things is an ionic bond between? 4\. What two things is a covalent bond between? 5\. What happens to electrons in an ionic bond? 6\. What happens to electrons in a covalent bond? 7\. What happens to electrons in a metallic bond? 8\. What is the trend for electronegativity? 9\. What happens to electrons in a polar bond? Complete the following chart: Formula Lewis Dot Diagram Electron Geometry Molecular Geometry Polar and Nonpolar ------------- ------------------- ------------------- -------------------- -------------------- F~2~ OCS SiH~4~ CO~3~^2-^ CH~3~Cl Cl~2~O SeBr~4~ KrBr~6~^2+^ BrF~5~ Tips for determining whether a compound is polar: