Technetium

chemicalelements.com

Basic information, atomic structure, and isotopes.

212 visits Jun 12, 2025 Details

environmentalchemistry.com

Atomic structure, chemical and physical properties, and table of nuclides.

79 visits Mar 3, 2026 Details

lenntech.com

Physical data, chemical properties, and health effects.

299 visits Jun 30, 2025 Details

lib-www.lanl.gov

Full text of the monograph by Edward Anders (Enrico Fermi Institute and Dept. of Chemistry, University of Chicago, Chicago, Illinois). [PDF format]

131 visits Apr 8, 2024 Details

scescape.net

Data tables and historic information.

20 visits Aug 10, 2024 Details

en.wikipedia.org

Properties of the element, including its history, applications, and characteristics.

279 visits Feb 26, 2024 Details