yuánzì Chinese characters of the chemical elements
它

它 tā

“it; other”

On its own, an ordinary character; Cantonese taa1. Readings and gloss from the Unicode Unihan database.

Carries Thallium

钅 metal → solid metal
+
它 tā
=
铊 tā · Tl 81

Transliterates syllable 1 of thal·lium: thallium → tā.

The element keeps the component’s reading exactly.