Helpful Hints for Naming and Balancing – Information you MUST know! Br, I, N, Cl, H, O, F - these are the amazing seven elements that are Never alone – they are always with another atom – even if it’s another atom just like them. ex.) Br2 or ex.) NaBr ------------------------------------------------------------------------------- Use roman numerals with the metal in an ionic compound when the metal has more than one charge you can find charges on the periodic table in your TCWest planner, and I provided you with some. Use prefixes with covalent compounds. Use “ide” when the compound is composed of only two types of elements Remember to balance the molecule … the net charge must be zero between the cation and the anion

Journal Thursday March 19 What is the charge on Aluminum? What is the Charge on Sulfur? What is the formula for aluminum sulfide? What is the name for Cu2CO3? What is the name for SO3?