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Students observe the colors of light emitted by 6 different metals placed in a flame, and view their bright-line emission spectra using a spectroscope. Then, they use their data to identify an unknown metal by its flame test and bright-line emission spectrum.
Students observe the colors of light emitted by 6 different metals placed in a flame, and view their bright-line emission spectra using a spectroscope. Then, they use their data to identify an unknown metal by its flame test and bright-line emission spectrum.
This activity covers concepts such as the quantum nature of light, ground and excited states of electrons, fluorescence, continuous spectra, and bright-line spectra.
Materials are sufficient for 30 students working in 6 groups.
This item is sold and shipped to schools and businesses only. Not available to individuals or residential addresses. For substitution suggestions, please call us at 800.334.5551 (8am to 8pm, ET, Monday-Friday).
Components | Qty | Included? |
---|---|---|
Sodium Chloride, 50 g | 1 | Included |
Potassium Chloride, 20 g | 1 | Included |
Calcium Chloride, 20 g | 1 | Included |
Strontium Chloride, 20 g | 1 | Included |
Lithium Chloride, 20 g | 1 | Included |
Copper (II) Sulfate, 20 g | 1 | Included |
Nichrome Loops | 6 | Included |
Aluminum Weighing Dishes | 100 | Included |
Spectroscopes | 6 | Included |
Teacher's Manual with Reproducible Student Guide | 1 | Included |
Bunsen Burners | 6 | Needed, Not Included |
Strikers | 6 | Needed, Not Included |
Spatulas | 6 | Needed, Not Included |
Distilled Water in Beakers | 6 | Needed, Not Included |
Permanent Markers | 6 | Needed, Not Included |
Balances | 6 | Needed, Not Included |
Colored Pencils | Needed, Not Included | |
Incandescent Light | Needed, Not Included | |
Fluorescent Light | Needed, Not Included | |
Safety Glasses | Needed, Not Included |