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Rhodium, 45 Rh Ki-pún sèng-chit Miâ, hû-hō rhodium, Rh Gōa-hêng silvery white metallic Rhodium tī chiu-kî-piáu lāi ê ūi-tì
Goân-chú-hoan 45 Goân-chú-liōng (±) 102.90550(2)[ 1] Goân-sò͘ lūi-pia̍t kòe-tō͘ kim-sio̍k Cho̍k , hun-khu 9 cho̍k , d khu Chiu-kî tē 5 chiu-kî Tiān-chú pâi-lia̍t [Kr ] 4d8 5s1 per shell 2, 8, 18, 16, 1 Bu̍t-lí sèng-chit Siòng solid Iûⁿ-tiám 2237 K (1964 °C, 3567 °F) Hut-tiám 3968 K (3695 °C, 6683 °F) Bi̍t-tō͘ (sek-un ) 12.41 g·cm−3 10.7 g·cm−3 Iûⁿ-hoà-jia̍t 26.59 kJ·mol−1 Cheng-hoat-jia̍t 493 kJ·mol−1 Jia̍t-iông-liōng 24.98 J·mol−1 ·K−1 cheng-khì-ap
P (Pa)
1
10
100
1 k
10 k
100 k
tī T (K)
2288
2496
2749
3063
3405
3997
Goân-chú sèng-chit Sng-hòa-sò͘ 6, 5, 4, 3 , 2, 1,[ 2] −1, −3 (an amphoteric oxide)Tiān-hū-tō͘ Pauling scale: 2.28 Tiān-lī-lêng 1st: 719.7 kJ·mol−1 2nd: 1740 kJ·mol−1 3rd: 2997 kJ·mol−1 Goân-chú pòaⁿ-kèng empirical: 134 pm Kiōng-kè pòaⁿ-kèng 142±7 pm Cha̍p-lio̍k Chiⁿ-thé kò͘-chō face-centered cubic (fcc) Siaⁿ-sok (sòe kùn-á) 4700 m·s−1 (at 20 °C) Jia̍t-phòng-tiòng 8.2 µm·m−1 ·K−1 (at 25 °C) Jia̍t-thoân-tō-lu̍t 150 W·m−1 ·K−1 Tiān-chó͘-lu̍t 43.3 nΩ·m (at 0 °C) Chû-sèng paramagnetic [ 3] Young hē-sò͘ 380 GPa Shear hē-sò͘ 150 GPa Bulk hē-sò͘ 275 GPa Poisson pí 0.26 Mohs ngē-tō͘ 6.0 Vickers ngē-tō͘ 1100–8000 MPa Brinell ngē-tō͘ 980–1350 MPa CAS teng-kì pian-hō 7440-16-6 Le̍k-sú Hoat-hiān kap siōng chá ê tông-ūi-sò͘William Hyde Wollaston (1804)Chòe ún-tēng ê tông-ūi-sò͘ Chú bûn-chiong: rhodium ê tông-ūi-sò͘
iso
NA
half-life
DM
DE (MeV )
DP
99 Rh
syn
16.1 d
ε
–
99 Ru
γ
0.089, 0.353, 0.528
–
101m Rh
syn
4.34 d
ε
–
101 Ru
IT
0.157
101 Rh
γ
0.306, 0.545
–
101 Rh
syn
3.3 y
ε
–
101 Ru
γ
0.127, 0.198, 0.325
–
102m Rh
syn
3.7 y
ε
–
102 Ru
γ
0.475, 0.631, 0.697, 1.046
–
Pang-bô͘:Infobox element/isotopes decay4
103 Rh
100%
–
(SF )
<15.462
105 Rh
syn
35.36 h
β−
0.247, 0.260, 0.566
105 Pd
γ
0.306, 0.318
–
Decay modes in parentheses are predicted, but have not yet been observed
Rhodium sī 1 ê hoà-ha̍k goân-sò͘ . I ê goân-chú-hoan sī 45, hoà-ha̍k hû-hō sī Rh.