Indium

Indium (Hon-ngî: 銦 yīn) he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì In, ngièn-chṳ́ su-muk he 49.

Indium,  ₄₉In

ngoi-kôn
silvery lustrous gray
Kî-pún sin-sit
Miàng, fù-ho	Indium, In
ngoi-hìn	silvery lustrous gray
Indium chhai chû-khì-péu ke vi-chi
Ga ↑ In ↓ Tl cadmium ← Indium → siak
ngièn-chṳ́ sì-sú	49
ngièn-chṳ́-liòng (±)	114.818(1)
ngièn-su lui-phe̍t	heu-ko-thu kîm-su̍k
Chhu̍k, fûn-khî	13 chhu̍k, p-block
chû-khì	period 5
thien-chṳ́ phài-lie̍t	[Kr] 4d10 5s2 5p1
per shell	2, 8, 18, 18, 3
vu̍t-lî sin-chṳt
Siông	ku-thí
yùng-tiám	429.7485 K ​(156.5985 °C, ​313.8773 °F)
pui-tiám	2345 K ​(2072 °C, ​3762 °F)
Me̍t-thu near Sit-vûn	7.31 g·cm−3
7.02 g·cm−3
Sâm-siong-tiám	429.7445 K, ​~1 kPa
Yùng-fa-ngie̍t	3.281 kJ·mol−1
Chîn-fat-ngie̍t	231.8 kJ·mol−1
Ngie̍t-yùng-liong	26.74 J·mol−1·K−1
chîn-hi-ap P (Pa) 1 10 100 1 k 10 k 100 k chhai T (K) 1196 1325 1485 1690 1962 2340
Ngièn-chṳ́ sin-chṳt
Yông-fa-su	3, 2, 1, −1, −2, −5 ​(an amphoteric oxide)
Thien-fu-sin	Pauling scale: 1.78
Thien-lì-nèn	1st: 558.3 kJ·mol−1 2nd: 1820.7 kJ·mol−1 3rd: 2704 kJ·mol−1
Ngièn-chṳ́ pan-kang	empirical: 167 pm
Khiung-ka pan-kang	142±5 pm
Van der Waals pan-kang	193 pm
Miscellanea
Chîn-thí keu-chho	​tetragonal
Sâng-suk thin rod	1215 m·s−1 (at 20 °C)
Ngie̍t-phàng-chong	32.1 µm·m−1·K−1 (at 25 °C)
Ngie̍t-chhòn-thô-li̍t	81.8 W·m−1·K−1
Thien-chú-li̍t	83.7 nΩ·m (at 20 °C)
Chhṳ̀-sin	diamagnetic
Young's modulus	11 GPa
Mohs hardness	1.2
Brinell hardness	8.8–10.0 MPa
CAS Registry Number	7440-74-6
Le̍k-sú
Fat-hien	Ferdinand Reich and Hieronymous Theodor Richter (1863)
First isolation	Hieronymous Theodor Richter (1867)
Chui vún-thin ke thùng-vi-su
Chú vùn-chông: Indium ke thùng-vi-su
iso NA half-life DM DE (MeV) DP 113In 4.29% – (SF) <24.281 115In 95.71% 4.41×1014 y β− 0.495 115Sn
Decay modes in parentheses are predicted, but have not yet been observed