7229339
Supertek™ Spectrum Tube
The spectrum tube demonstrates electrons in the gas to be excited as an electrical discharge passes through the tube. As the electrons relax, they emit light-a characteristic color for each gas.
Manufacturer: Fischer Scientific
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Grade
9+
Material
Glass
Subject
Physical Science - Gases
Format
Kit
Languages
English
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Description
- Tubes are 26 cm long overall narrowed to capillary width for 8.5 to 10 cm of the length
- Metal wires holding the electrodes are sealed through the ends and welded to metal caps which have loops for connecting wires.