Symbol
Gd
Cr
Panggil Group
06
0
17
👆🏻
Panggil periode
64
2
7
👆🏻
Block
pemblokiran f
d block
Family unsur
lanthanide
transisi Metal
CAS Number
74405427440473
7429905
54386242
👆🏻
Jeneng papan Group
P63 / mmc
3M Im_
Space Group Number
194.00229.00
11
276
👆🏻
Facts Interesting
- Gadolinium ora ketemu gratis ing alam, Empu iku ora logam native.
- metal Gadolinium ditemokaké ing mineral Monazite lan bastnaesite.
- Krom punika reaktif, Empu durung ketemu gratis ing alam.
- Ores saka Chromites Mineral sing sumber utama saka logam Krom.
- Meh 90% penyamakan kulit wis rampung karo bantuan saka krom.
sumber
Found in Minerals, Mining
Found in Minerals, Mining, Ores logam, Ores saka Minerals
History
sing katutup
Jean Charles Galissard de Marignac
Louis Nicolas Vauquelin
Discovery
ing taun 1880
Ing Antarane 1797 - 1798
turah mbrawah
Turah mbrawah Ing Universe
0.00 %0.00 %
0
0.11
👆🏻
Turah mbrawah Ing Sun
0.00 %0.00 %
0
0.1
👆🏻
Turah mbrawah Ing meteorit
0.00 %0.30 %
0
22
👆🏻
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %0.01 %
1E-37
8.1
👆🏻
Turah mbrawah Ing Segara
0.00 %0.00 %
0
1.1
👆🏻
Turah mbrawah Ing Manungsa
0.00 %0.00 %
0
1.4
👆🏻
Ulah lan Wuku
- wesi uga digunakake ing nggawe Magnets, komponen elektronik lan piranti panyimpenan data.
- Senyawa saka logam Gadolinium digunakake ing magnetik résonansi (MRI).
- Iki digunakake kanggo harden baja lan mrodhuksi stainless steel lan macem-macem wesi liyane.
- Iki uga digunakake kanggo menehi finish sing tepat kanggo mirrors polesan. Piring kromium digunakake ing perlengkapan jedhing.
Ulah Industrial
Industry Aerospace, Industry Listrik, Industry Elektronik
Industry automobile, Industri Kimia
Ulah Medical
-
-
Ulah liyane
wesi
wesi
Properties biologi
keracunan
non Toxic
Highly Toxic
Saiki ing badan Human
Ora
Ya
Sang
0.00 Sang / mg dm-30.11 Sang / mg dm-3
0
1970
👆🏻
ing Bone
0.00 ppm0.33 ppm
0
170000
👆🏻
leleh Point
1,311.00 ° C1,857.00 ° C
-38.83
3410
👆🏻
Boiling Point
3,233.00 ° C2,672.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
perak Putih
Silver
luster
metallic
metallic
atose
Mohs atose
4.508.50
0.2
8.5
👆🏻
Brinell atose
700.00 MPa687.00 MPa
0.14
3490
👆🏻
Vickers atose
510.00 MPa1,060.00 MPa
0
3920
👆🏻
Kacepetan swara
2,680.00 m / s5,940.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
1.972.97
0.155
3.41
👆🏻
reflectivity
59.00 %70.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Gd
Cr
isotop
Isotop dikenal
2621
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
1.201.66
0
2.6
👆🏻
Sanderson Elektronegativitas
1.201.66
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.111.56
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.201.66
0.62
2.48
👆🏻
Allen Elektronegativitas
1.201.65
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.802.34
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
593.40 kJ / mol26,130.00 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,170.00 kJ / mol28,750.00 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
1,990.00 kJ / mol34,230.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
4,250.00 kJ / mol37,066.00 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
5,930.00 kJ / mol97,510.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
5,930.00 kJ / mol105,800.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
5,930.00 kJ / mol114,300.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
5,930.00 kJ / mol125,300.00 kJ / mol
730
125300
👆🏻
Level Energy 9
5,930.00 kJ / mol134,700.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
5,930.00 kJ / mol144,300.00 kJ / mol
392
144300
👆🏻
Level Energy 11
5,930.00 kJ / mol26,130.00 kJ / mol
392
169988
👆🏻
Level Energy 12
59,300.00 kJ / mol28,750.00 kJ / mol
0
189368
👆🏻
Level Energy 13
5,930.00 kJ / mol34,230.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
5,930.00 kJ / mol37,066.00 kJ / mol
380
86450
👆🏻
Level Energy 15
59,300.00 kJ / mol97,510.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
59,300.00 kJ / mol105,800.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
594.10 kJ / mol114,300.00 kJ / mol
375.7
122200
👆🏻
Level Energy 18
5,930.00 kJ / mol125,300.00 kJ / mol
0
134810
👆🏻
Level Energy 19
593.40 kJ / mol134,700.00 kJ / mol
375.7
148700
👆🏻
Level Energy 20
594.00 kJ / mol144,300.00 kJ / mol
0
171200
👆🏻
Level Energy 21
593.40 kJ / mol157,700.00 kJ / mol
375.7
179100
👆🏻
Level Energy 22
593.00 kJ / mol166,090.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
593.40 kJ / mol653.80 kJ / mol
357.6
198800
👆🏻
Level Energy 24
593.40 kJ / mol653.80 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
593.00 kJ / mol653.80 kJ / mol
0
121900
👆🏻
Level Energy 26th
593.40 kJ / mol653.80 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
593.40 kJ / mol652.90 kJ / mol
0
133800
👆🏻
Level Energy 28th
593.40 kJ / mol653.80 kJ / mol
297.3
139800
👆🏻
Level Energy 29
593.40 kJ / mol653.80 kJ / mol
0
148100
👆🏻
Level Energy 30
593.40 kJ / mol653.80 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
1.96 g / amp-day0.32 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
3.10 eV4.50 eV
2.14
6
👆🏻
Properties Kimia liyane
Corrosion, kebakar, ionisasi, Isotop radioaktif
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif, kelarutan
Panggil atom
6424
3
117
👆🏻
Konfigurasi elektron
[Xe] 4F 7 5d 1 6s 2
[Ar] 3d 5 4s 1
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Body tengah kubik (Bcc)
Crystal pola
atom
Jumlah proton
6424
3
117
👆🏻
Jumlah Neutron
9328
4
285
👆🏻
Jumlah Èlèktron
6424
3
117
👆🏻
Radius saka Atom
Radius atom
180.00 pm128.00 pm
0
348
👆🏻
kovalen Radius
196.00 pm139.00 pm
0
260
👆🏻
Van der Waals Radius
237.00 pm200.00 pm
0
348
👆🏻
Bobot atom
47.87 Amu52.00 Amu
6.94
294
👆🏻
Volume atom
19.90 cm3 / mol7.23 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
46.10 (-eV)170.00 (-eV)
0
392.42
👆🏻
Constant pola
363.60 pm291.00 pm
0
891.25
👆🏻
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
1.591.86
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
7.90 g / cm 37.19 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
7.40 g / cm36.30 g / cm3
0.512
41
👆🏻
Strength tensile
158.00 MPa689.00 MPa
0.1
11000
👆🏻
viskositas
0.000.00
1.5E-05
0.0035
👆🏻
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)0.00 (Pa)
0
121
👆🏻
Meksa beluk ing 2000 K
7.39 (Pa)774.00 (Pa)
0
774
👆🏻
situs kelenturan
nyukur pengaturan
21.80 GPA115.00 GPA
1.3
222
👆🏻
pengaturan akeh
37.90 GPA160.00 GPA
0
462
👆🏻
Young kang pengaturan
54.80 GPA279.00 GPA
0
528
👆🏻
Poisson rasio
0.260.21
0.032
0.47
👆🏻
Properties Teknik liyane
ductile, malleable
-
Ciri Magnetic
Gravitasi tartamtu
7.907.19
0.53
4500
👆🏻
Nindakake Magnetic
Ferromagnetic
Antiferromagnetic
permeabilitas
0.00 H / m0.00 H / m
1.25643E-06
0.0063
👆🏻
kelemahan
0.000.00
-0.000166
200000
👆🏻
Properties Listrik
Property Listrik
Arman
-
resistivity
1.31 nΩ · m125.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.01 10 6 / cm Ω0.08 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
50.00 kJ / mol64.30 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.23 J / (kg K)0.45 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
37.03 J / mol · K23.35 J / mol · K
13.1
62.7
👆🏻
doyo termal
10.60 W / m · K93.90 W / m · K
0
429
👆🏻
suhu kritis
1,585.00 K1,907.00 K
26.3
3695
👆🏻
Expansion termal
9.40 μm / (m · K)4.90 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
359.40 kJ / mol348.80 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
10.05 kJ / mol15.31 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
352.00 kJ / mol397.50 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
68.10 J / mol.K23.80 J / mol.K
9.5
198.1
👆🏻