Holmium, 67 Ho ngoi-kôn
silvery white Kî-pún sin-sit Miàng, fù-ho
Holmium, Ho ngoi-hìn
silvery white Holmium chhai chû-khì-péu ke vi-chi
ngièn-chṳ́ sì-sú
67 ngièn-chṳ́-liòng (±)
164.93033(2)[ 1] ngièn-su lui-phe̍t
lanthanum-hi Chhu̍k , fûn-khî
n/a , f-block chû-khì
period 6 thien-chṳ́ phài-lie̍t
[Xe ] 4f11 6s2 per shell
2, 8, 18, 29, 8, 2 vu̍t-lî sin-chṳt Siông
ku-thí yùng-tiám
1734 K (1461 °C, 2662 °F) pui-tiám
2873 K (2600 °C, 4712 °F) Me̍t-thu near Sit-vûn
8.79 g·cm−3
8.34 g·cm−3 Yùng-fa-ngie̍t
17.0 kJ·mol−1 Chîn-fat-ngie̍t
251 kJ·mol−1 Ngie̍t-yùng-liong
27.15 J·mol−1 ·K−1
chîn-hi-ap
P (Pa)
1
10
100
1 k
10 k
100 k
chhai T (K)
1432
1584
(1775)
(2040)
(2410)
(2964)
Ngièn-chṳ́ sin-chṳt Yông-fa-su
3 , 2, 1 (a basic oxide) Thien-fu-sin
Pauling scale: 1.23 Thien-lì-nèn
1st: 581.0 kJ·mol−1 2nd: 1140 kJ·mol−1 3rd: 2204 kJ·mol−1 Ngièn-chṳ́ pan-kang
empirical: 176 pm Khiung-ka pan-kang
192±7 pm Miscellanea Chîn-thí keu-chho
hexagonal close-packed (hcp) Sâng-suk thin rod
2760 m·s−1 (at 20 °C) Ngie̍t-phàng-chong
poly: 11.2 µm·m−1 ·K−1 (at r.t. ) Ngie̍t-chhòn-thô-li̍t
16.2 W·m−1 ·K−1 Thien-chú-li̍t
poly: 814 nΩ·m (at r.t. ) Chhṳ̀-sin
paramagnetic Young's modulus
64.8 GPa Shear modulus
26.3 GPa Bulk modulus
40.2 GPa Poisson ratio
0.231 Vickers hardness
410–600 MPa Brinell hardness
500–1250 MPa CAS Registry Number
7440-60-0 Le̍k-sú Fat-hien
Marc Delafontaine (1878) Chui vún-thin ke thùng-vi-su
Chú vùn-chông: Holmium ke thùng-vi-su
iso
NA
half-life
DM
DE (MeV )
DP
163 Ho
syn
4570 y
ε
0.003
163 Dy
164 Ho
syn
29 min
ε
0.987
164 Dy
165 Ho
100%
–
(α )
0.1394
161 Tb
166 Ho
syn
26.763 h
β−
1.855
166 Er
167 Ho
syn
3.1 h
β−
1.007
167 Er
Decay modes in parentheses are predicted, but have not yet been observed
Holmium (Hon-ngî : 鈥 huǒ ) he yit-chúng fa-ho̍k ngièn-su , fa-ho̍k fù-ho vì Ho , ngièn-chṳ́ su-muk he 67 .
Chhâm-kháu chṳ̂-liau