| Exceptional | Admirable | Minimal | Incomplete | |
| (5 pts) Procedure | All steps of procdure easy to follow | Easy to follow most steps | Difficult to follow some steps | Unable to follow steps of procedure |
| (10 pts) Data | Well organized | Adequately organized | Organization is often choppy and confusing | Shows no real attempt to organize data |
| Data for all 10 reactions included | Data for most of the reactions included | Data for some of the reactions included | Little or no data collected | |
| Color before/after all reactions recorded | Color before/after recorded for most rxns | Color not recorded for most rxns | Color seldem recorded | |
| (15 pts) Results | LeChatelier's Principle clearly stated | LeChatelier's Principle is alluded to, but | Some aspects of LeChatelier's mentioned | LeChatelier's Principle is not mentioned |
| not clearly stated. | ||||
| Indepth understanding of LeChatelier's | Adequate understanding of LeChatelier's | Weak understanding of LeChatelier's | Little to no understanding of LeChatelier's | |
| Principle is used to predict the result of | Principle is used to predict the result | Principle is used to predict the results | Principle is used to predict results | |
| adding H+, OH- and Ba2+. | of adding H+, OH- and Ba2+. | of adding H+, OH- and Ba2+. | ||
| All predictions are correct. | Most predictions are correct. | At least one prediction is correct. | Predictions wrong. | |