Precipitates and Complexes of Nickel (II)
Precipitates and Complexes of Silver (I)
Spectroscopy for Large Lecture Hall (II)
Bromo Complexes of Copper (II)
Colorful Complex Ions in Ammonia
Colors of Complexes of Transition Metal
Iron (III) Thiocyanate Complex Ion Equilibrium
Precipitates and Complexes of Copper (II)
Precipitates and Complexes of Iron (III)
Relationship of Absorbed Light to Observed Color
Color Fan
Description: Green, red, and blue lightsticks are activated and secured to a fan. When the fan is turned on, white light is seen.
Source: UW Card Catalog
Year: 1993 Vol: N/A Page: N/A
Rating: 
Hazard: Some
- Electric shock hazard
- Projectile hazard
Effectiveness: Good
- Deep connection to course material
- Counter-intuitive effect
- Results are observable without guidance
- Moderate failure rate
- Time to results is low
Difficulty: Medium
- Some intermediate steps to results
- Demo at non-standard conditions
- Rotating machinery
- Simple procedures
Safety Precautions:
- Eye protection required
- Use of UL approved three-prong plug and outlet
- Securely fasten light sticks
- Avoid rotating blades
- Stay behind fan during operation
Class: Transition Metals, Spectroscopy, Atomic Structure
Division: General, Inorganic
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