The ECA Nomenclature bonding IUPAC document was written by a group of Chemistry teachers in the district during the 2009 -2010 school year.  This ECA can be used as is or as inspiration to write your own.  Enclosed in the document you will find the vocabulary, terms, concepts, activities, rubrics and lessons. 

ECA_chem_IUPAC_12_5_09.doc

The ECA Unit X - Atomic Structure copy was written by a group of chemistry teachers in the district during the summer curriculum writing in August of 2010.  This ECA can be used as is or as inspiration to write you own.  Enclose in the document you will find the vocabulary, terms, concepts, activities, rubrics and lessons.  The file is zipped.  Simply click on it and a file will save on your desktop which will contain all the information you need.  Start with the first document named:  !ECA_AtomicStructure_8_10_10.doc

Atomic Structure Unit(1).zip

The ECA attached below is meant to be used during a writing chemical formulas names.  It used the new ECA templates, which included a rubric/scoring guide for all 3 tasks including the Engaging Scenario.  Please feel free to use it and tweak it as you may need. 

ECA_Sample_Newtemplate_Naming_Compounds.doc

Complete ECA_Engineering_Scientific_method.zip

Complete_ECA_Sample_Newtemplate_Naming_Compounds.doc

CompleteECA_PercentYield.doc

incomplete eca concentration molarity percent and ppm(2).docx

Incomplete_ECA-Properties and Changes of Matter.doc

Incomplete ECA Periodicity; Parts & Pattern.doc