A

Americium

Quick Reference
Formula / NotationAm
Molecular Weight243
CategoryElements

What is Americium?

Americium is a synthetic radioactive actinide. Americium-241 is widely used in ionisation-type smoke detectors, making it the most common artificial element encountered in everyday life.

Formula & Notation

Am

Properties & Characteristics

Appearance: silvery-white metal. Melting point: 1176 °C. Boiling point: 2011 °C. Density: 13.67 g/cm³.

Uses & Applications

Smoke detectors (Am-241 ionisation source). Neutron source in well-logging tools. Research into separation chemistry for nuclear waste management.

Safety Information

Radioactive alpha emitter. Health hazard if dispersed. Smoke detector sources are sealed and pose minimal risk in normal use. Regulated as radioactive material.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Americium
Formula Am
Molecular Weight 243
Category Elements

Frequently Asked Questions

Americium is a synthetic radioactive actinide. Americium-241 is widely used in ionisation-type smoke detectors, making it the most common artificial element encountered in everyday life.

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