Manganese

Manganese (Hon-ngî: 錳 měng) he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì Mn, ngièn-chṳ́ su-muk he 25.

Manganese,  ₂₅Mn

ngoi-kôn
silvery metallic
Kî-pún sin-sit
Miàng, fù-ho	Manganese, Mn
ngoi-hìn	silvery metallic
Manganese chhai chû-khì-péu ke vi-chi
– ↑ Mn ↓ Tc chromium ← Manganese → thiet
ngièn-chṳ́ sì-sú	25
ngièn-chṳ́-liòng (±)	54.938044(3)
ngièn-su lui-phe̍t	ko-thu kîm-su̍k
Chhu̍k, fûn-khî	7 chhu̍k, d-block
chû-khì	period 4
thien-chṳ́ phài-lie̍t	[Ar] 3d5 4s2
per shell	2, 8, 13, 2
vu̍t-lî sin-chṳt
Siông	ku-thí
yùng-tiám	1519 K ​(1246 °C, ​2275 °F)
pui-tiám	2334 K ​(2061 °C, ​3742 °F)
Me̍t-thu near Sit-vûn	7.21 g·cm−3
5.95 g·cm−3
Yùng-fa-ngie̍t	12.91 kJ·mol−1
Chîn-fat-ngie̍t	221 kJ·mol−1
Ngie̍t-yùng-liong	26.32 J·mol−1·K−1
chîn-hi-ap P (Pa) 1 10 100 1 k 10 k 100 k chhai T (K) 1228 1347 1493 1691 1955 2333
Ngièn-chṳ́ sin-chṳt
Yông-fa-su	7, 6, 5, 4, 3, 2, 1, −1, −2, −3 ​acidic, basic or amphoteric; depending on the oxidation state
Thien-fu-sin	Pauling scale: 1.55
Thien-lì-nèn	1st: 717.3 kJ·mol−1 2nd: 1509.0 kJ·mol−1 3rd: 3248 kJ·mol−1 (more)
Ngièn-chṳ́ pan-kang	empirical: 127 pm
Khiung-ka pan-kang	Low spin: 139±5 pm High spin: 161±8 pm
Miscellanea
Chîn-thí keu-chho	​body-centered cubic (bcc)
Sâng-suk thin rod	5150 m·s−1 (at 20 °C)
Ngie̍t-phàng-chong	21.7 µm·m−1·K−1 (at 25 °C)
Ngie̍t-chhòn-thô-li̍t	7.81 W·m−1·K−1
Thien-chú-li̍t	1.44 µΩ·m (at 20 °C)
Chhṳ̀-sin	paramagnetic
Young's modulus	198 GPa
Bulk modulus	120 GPa
Mohs hardness	6.0
Brinell hardness	196 MPa
CAS Registry Number	7439-96-5
Le̍k-sú
Fat-hien	Torbern Olof Bergman (1770)
First isolation	Johann Gottlieb Gahn (1774)
Chui vún-thin ke thùng-vi-su
Chú vùn-chông: Manganese ke thùng-vi-su
iso NA half-life DM DE (MeV) DP 52Mn syn 5.591 d ε 52Cr β+ 52Cr γ – 53Mn trace 3.74×106 y ε – 53Cr 54Mn syn 312.3 d ε 1.377 54Cr γ 0.834 – 55Mn 100% 55Mn is stable with 30 neutrons