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Exhibition Chemistry: A sensitive, contact explosive

Description

Contact explosives are rarely encountered in the classroom, owing to their unstable nature and the associated danger of detonation. However, using the following method, a small quantity of dry NI3(s) crystals can be used to produce an impressive 'crack' and a beautiful cloud of purple iodine vapour mixed with nitrogen gas.

Type of Activity

:
demonstration

Audience

:
Teacher

Age Group

:
14 to 18 years
a-sensitive-contact-explo...

ADDITIONAL INFORMATION