Main Group Elements- Absorption of UV Light by Ozone

Absorption of UV Light by Ozone

Description: Ozone is produced by electrical discharge, and passed between UV lamp and a fluorescent screen. The ozone produces a shadow on the screen.

Source: Journal of Chemical Education- Vol.66

Year: 1989   Vol: 66   Page: 338

Keywords:  Ozone, UV Lamp, Fluorescent

Rating:

Hazard: Medium

• Acute toxicity hazard
• Inhalation hazard
• Oxidizer
• Mutagenicity hazard
• Electric shock hazard
• Eye damage – UV light

Effectiveness:  Average

• Moderate failure rate
• Results are observable with guidance
• Good connection from demo to course material
• Mild effects are seen by audience
• Difficult to perceive or observe
• Counterintuitive effects

Difficulty: High

• Reactions using toxic compounds
• Complex lab equipment manipulation
• Multi-step procedures with varying results
• Demos required training or extended practice

Safety Precautions:

• Eye protection required
• Gloves required
• Use of UL approved three-prong and plug outlet
• Avoid direct exposure to UV light
• Downdraft hood required
• Avoid inhalation of ozone
• Perform in a well-ventilated area
• Avoid contact with high voltage connection

Class: Main Group Elements

Division: General

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