yuánzì Chinese characters of the chemical elements

Protactinium Pa · 91

solid metal · period 7 · f-block· actinide

Anatomy

radical jīn
metal → solid metal
+ phonetic
from protactinium
=

Transliteration. The phonetic half approximates the international name. Protactinium

History of the character

Every form found in the sources, from the first missionary chemistry books of the 1850s to the current standards. Hover a dot for the source. Simplified , traditional .

1850187519001925195019752000antiquitytoday
1933 · 化學命名原則 · Principles of Chemical Nomenclature (1933) — Zhèng Zhènwén (鄭貞文), National Institute for Compilation and Translation Inferred: known by 1933, when the Principles fixed one character per element, and no later change is recorded.
  1. 1933 化學命名原則 Principles of Chemical Nomenclature, Zhèng Zhènwén (鄭貞文), National Institute for Compilation and Translationinferred Inferred: known by 1933, when the Principles fixed one character per element, and no later change is recorded.

Homophones

Same syllable, different tone: pǔ Praseodymium.

Elsewhere

Japanese プロトアクチニウム Korean 프로탁티늄 Vietnamese protactini

Western name from Greek πρῶτος + ἀκτίς, “first beam element”. Compare all

Unicode

U+9564 in CJK Unified Ideographs