Classify each of the following compounds as ionic, covalent, or acid.  Then write a formula for each compound: 1.Phosphorus pentachloride 2.) Aluminum nitrite 3.) Nitrous acid 4.) Tin (II) sulfate Continue Reading →

Mixed Compounds: (Contains ionic, covalent, and acids to practice): Set 1: Write the name when given the formula Set 2:  Write the formula when given the name Set 3:  Write Continue Reading →

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Atomic Structure (Powerpoint notes) Atomic Structure (PDF notes for printing) Atoms Video to Watch: https://www.youtube.com/watch?v=Y7LhSfj11w0 AtomicStructureFlowChart (for reference Atomic Structure Practice (worksheet to print)   Click here for answers to the atomic structure practice! Ions Practice Continue Reading →

Remember that during a physical change, we change the way matter looks but we do not break bonds or make new ones.  Therefore, physical changes would not alter the chemical Continue Reading →

Percent yield is a measure of the efficiency of a reaction.  The formula used is: The actual yield is the mass of product collected by the chemist in the laboratory Continue Reading →

This page contains some practice problems to help you with limiting reagents.  You can click here to print the problems as a worksheet.  An answer key is attached at the Continue Reading →

Part 1: 1.  8 mol sodium 2.  0.046 mol lithium chloride 3. a.  27 mole sulfuric acid b.  27 mol hydrogen gas and 9 mol aluminum sulfate 4.  a.  11.6 Continue Reading →