Rubidium Rb · 37
solid metal · period 5, group 1 · s-block
Anatomy
Transliteration. The phonetic half approximates the international name. Rubidium
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 铷, traditional 銣.
- 1905 銣 rú 化學新教科書 Huàxué Xīn Jiàokēshū, Dù Yàquán (杜亞泉), Commercial Press
Homophones
No other element shares this syllable.
Elsewhere
Japanese ルビジウム Korean 루비듐 Vietnamese rubidi
Western name from Latin rubidus, “deepest red”. Compare all
Unicode
U+94F7 in CJK Unified Ideographs