ANSWERS TO WORKSHEETS

Types of Bonding

BR I O N S

Binary Ionic Compounds Chemical Name Chemical Formula Sodium fluorideNaF Magnesium oxideMgO Potassium sulphideK2SK2S Calcium oxideCaO Calcium bromideCaBr 2 Lithium phosphideLi 3 P Cesium iodideCsI Magnesium nitrideMg 3 N 2 Strontium sulphideSrS Sodium phosphideNa 3 P Aluminum nitrideAlN Beryllium chlorideBeCl 2

CRISS CROSS

LOWEST TERM RATIO

FINAL FORMULAS ARE ALWAYS IN LOWEST TERM RATIO IF YOU KNOW THE CHARGE OF THE ANION (-), YOU CAN FIGURE OUT THE CHARGE OF THE CATION (+) IN ANY FORMULA! REVERSE CRISS CROSS 1

Polyatomic

– Li 2 CO 3 lithium carbonate – Mg 3 (PO 4 ) 2 magnesium phosphate – Ca(NO 3 ) 2 calcium nitrate – K 2 SO 4 potassium sulfate – NaNO 3 sodium nitrate – Al(OH) 3 aluminum hydroxide – CuSO 4 copper (II) sulfate – Fe(ClO) 3 iron (III) chlorate – Pb 3 (PO 4 ) 2 lead (II) phosphate – Sn(ClO 3 ) 2 tin (II) chlorate – NaOHsodium hydroxide – CuNO 3 copper (I) nitrate – FeSO 4 iron (II) sulfate – K 3 PO 4 potassium phosphate

Covalent Compounds Dihydrogen dioxide

Acids, Bases & Salts

All are aqueous HNO 3 Na 2 CO 3 K 2 SO 4 Acids, Bases or Salt Nitric acid Sodium hydroxide Sodium carbonate Hydrochloric acid Potassium chloride Barium hydroxide Potassium hydroxide Sulfuric acid Aluminum nitrate Potassium sulfate Calcium chloride Phosphoric acid Sodium sulfate Magnesium hydroxide Carbonic acid Ammonium hydroxide Ammonium chloride Hydrobromic acid Iron (III) bromide Hydrofluoric acid