Writing acid formulas Do this process reverse” and criss-cross the charges (oxidation numbers) “in Hydrochloric Acid H + Cl = Sulfurous Acid H + _______ = Phosphoric Acid H + ________ = ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Flowchart: How to Name Compounds Is it an Acid? Yes No Does the acid Covalent Bond Ionic Bond contain an oxygen (NM & NM) (M & NM or M & Poly) in the formula? 1. Name the first Transition Other Metals 1.If the anion DOES element Polyatomic No Poly. Polyatomic No Poly. NOT CONTAIN -add prefix (di, tri, 1. Figure out charge on 1. Figure out 1. Name the 1. Name the OXYGEN, the acid is etc.) metal charge on metal metal named with the -do not add mono to 2. Name metal with metal 2. Name the 2. Name the prefix and first element charge following in 2. Name metal poly nonmetal “hydro-” the siffix is 2. Name the second ( ) with charge -no ending -change “-ic” attached to the root element 3. Name the poly. following in ( ) change ending to name for the -add prefix (mono, -no ending change 3. Name the element di, tri, etc.) nonmetal -change ending to -change 2. If the anion DOES ending to -ide CONTAIN OXYGEN, the acid name is formed from the root name of the central element of the anion with a suffix of or “-ic” When the anion name ends in the suffix “-ate” “-ic” is used. When the anion name ends in the suffix “-ous” is used
Writing acid formulas Do this process “in reverse” and criss-cross the charges (oxidation numbers) Hydrochloric Acid H + Cl = Sulfurous Acid H + _______ = Phosphoric Acid H + ________ = ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Flowchart: How to Name Compounds Is it an Acid? Yes No Does the acid contain an oxygen in the formula? 1.If the anion DOES NOT CONTAIN OXYGEN, the acid is named with the prefix “hydro-” and the siffix “-ic” is attached to the root name for the element 2. If the anion DOES CONTAIN OXYGEN, the acid name is formed from the root name of the central element of the anion with a suffix of “-ic” or When the anion name ends in “-ate” the suffix “-ic” is used. When the anion name ends in the suffix “-ous” is used Covalent Bond (NM & NM) Ionic Bond (M & NM or M & Poly) 1. Name the first element -add prefix (di, tri, etc.) -do not add mono to first element 2. Name the second element -add prefix (mono, di, tri, etc.) -change ending to Transition Other Metals Polyatomic No Poly. Polyatomic No Poly. 1. Figure out charge on metal 2. Name metal with charge following in ( ) 3. Name the poly. -no ending change 1. Figure out charge on metal 2. Name metal with charge following in ( ) 3. Name the nonmetal -change ending to -ide 1. Name the metal 2. Name the poly -no ending change 1. Name the metal 2. Name the nonmetal -change ending to