Try not to blind anyone with science by following the safety rules. The lesson encourages scholars to form an ionic compound from magnesium and chlorine. Then they determine the empirical formula and determine the mole ratio and percent composition. 

Concepts

ionic compounds, chemical compounds, molar mass, chemical formulas, empirical formulas

Show More Show Less

Additional Tags

science

Show More Show Less

Instructional Ideas

• Learners can use the same method for ZnCl2 and AlCl3

Classroom Considerations

• Follow all safety precautions when using acids and flames
• Requires prior knowledge of percent composition and empirical formula determination
• Safety guidelines are crucial as some chemicals can cause blindness
• The fourth lesson in a series of eight

Pros

• Includes an exciting hands-on experiment
• Provides an assessment worksheet

Cons

• Does not include an answer key

Common Core

RST.9-10.3 RST.11-12.3