201Tl -->
medical dictionary

<chemistry> A rare metallic element of the aluminium group found in some minerals, as certain pyrites, and also in the lead-chamber deposit in the manufacture of sulphuric acid. It is isolated as a heavy, soft, bluish white metal, easily oxidized in moist air, but preserved by keeping under water. Symbol Tl. Atomic weight 203.7.

Origin: NL, fr. Gr. Young or green shoot or branch, twig. So called from a characteristic bright green line in its spectrum.

(01 Mar 1998)

thallene, thallic, thalline, thallious < Prev | Next > thallium 201, thallium heart scan

Bookmark with: icon icon icon icon iconword visualiser Go and visit our forums Community Forums