Symbol
Zr
Cr
Panggil Group
46
0
17
👆🏻
Panggil periode
54
2
7
👆🏻
Block
d block
d block
Family unsur
transisi Metal
transisi Metal
CAS Number
74406777440473
7429905
54386242
👆🏻
Jeneng papan Group
P63 / mmc
3M Im_
Space Group Number
194.00229.00
11
276
👆🏻
Facts Interesting
- Zirconium logam bisa nolak kanggo asam banget.
- Zirconium logam ditanggepi karo oksigen lan nitrogen ing atmosfer.
- 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, Ores saka Minerals
Found in Minerals, Mining, Ores logam, Ores saka Minerals
History
sing katutup
Martin Heinrich Klaproth
Louis Nicolas Vauquelin
Discovery
ing taun 1789
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
0.01 %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
- Minangka logam ora nresep neutron; Kang digunakake ing stasiun daya nuklir.
- oxide sawijining digunakake ing keramik kuwat Ultra. Sampeyan uga dipigunakaké ing crucibles Manufaktur.
- 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 amunisi
Industry automobile, Industri Kimia
Ulah Medical
-
-
Ulah liyane
wesi, Nuclear Riset, tujuan Research
wesi
Properties biologi
keracunan
-
Highly Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.01 Sang / mg dm-30.11 Sang / mg dm-3
0
1970
👆🏻
ing Bone
0.10 ppm0.33 ppm
0
170000
👆🏻
leleh Point
1,852.00 ° C1,857.00 ° C
-38.83
3410
👆🏻
Boiling Point
4,377.00 ° C2,672.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
perak Putih
Silver
luster
lustrous
metallic
atose
Mohs atose
5.008.50
0.2
8.5
👆🏻
Brinell atose
638.00 MPa687.00 MPa
0.14
3490
👆🏻
Vickers atose
820.00 MPa1,060.00 MPa
0
3920
👆🏻
Kacepetan swara
3,800.00 m / s5,940.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
2.152.97
0.155
3.41
👆🏻
reflectivity
70.00 %70.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Zr
Cr
isotop
Isotop dikenal
2421
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
1.331.66
0
2.6
👆🏻
Sanderson Elektronegativitas
0.901.66
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.221.56
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.331.66
0.62
2.48
👆🏻
Allen Elektronegativitas
1.321.65
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.672.34
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
640.10 kJ / mol26,130.00 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,270.00 kJ / mol28,750.00 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
2,218.00 kJ / mol34,230.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
3,313.00 kJ / mol37,066.00 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
7,752.00 kJ / mol97,510.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
9,500.00 kJ / mol105,800.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
6,400.00 kJ / mol114,300.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
6,400.00 kJ / mol125,300.00 kJ / mol
730
125300
👆🏻
Level Energy 9
6,400.00 kJ / mol134,700.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
5,730.00 kJ / mol144,300.00 kJ / mol
392
144300
👆🏻
Level Energy 11
6,406.00 kJ / mol26,130.00 kJ / mol
392
169988
👆🏻
Level Energy 12
6,400.00 kJ / mol28,750.00 kJ / mol
0
189368
👆🏻
Level Energy 13
6,400.00 kJ / mol34,230.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
640.00 kJ / mol37,066.00 kJ / mol
380
86450
👆🏻
Level Energy 15
64,000.00 kJ / mol97,510.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
64,000.00 kJ / mol105,800.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
640.10 kJ / mol114,300.00 kJ / mol
375.7
122200
👆🏻
Level Energy 18
6,400.00 kJ / mol125,300.00 kJ / mol
0
134810
👆🏻
Level Energy 19
640.00 kJ / mol134,700.00 kJ / mol
375.7
148700
👆🏻
Level Energy 20
640.00 kJ / mol144,300.00 kJ / mol
0
171200
👆🏻
Level Energy 21
640.10 kJ / mol157,700.00 kJ / mol
375.7
179100
👆🏻
Level Energy 22
640.00 kJ / mol166,090.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
640.10 kJ / mol653.80 kJ / mol
357.6
198800
👆🏻
Level Energy 24
640.00 kJ / mol653.80 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
640.10 kJ / mol653.80 kJ / mol
0
121900
👆🏻
Level Energy 26th
640.10 kJ / mol653.80 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
640.10 kJ / mol652.90 kJ / mol
0
133800
👆🏻
Level Energy 28th
640.10 kJ / mol653.80 kJ / mol
297.3
139800
👆🏻
Level Energy 29
640.10 kJ / mol653.80 kJ / mol
0
148100
👆🏻
Level Energy 30
640.10 kJ / mol653.80 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
0.85 g / amp-day0.32 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
4.05 eV4.50 eV
2.14
6
👆🏻
Properties Kimia liyane
anti Corrosion, kebakar, ionisasi, Isotop radioaktif, kelarutan
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif, kelarutan
Panggil atom
4024
3
117
👆🏻
Konfigurasi elektron
[Kr] 4d 2 5S 2
[Ar] 3d 5 4s 1
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Body tengah kubik (Bcc)
Crystal pola
atom
Jumlah proton
4024
3
117
👆🏻
Jumlah Neutron
5128
4
285
👆🏻
Jumlah Èlèktron
4024
3
117
👆🏻
Radius saka Atom
Radius atom
160.00 pm128.00 pm
0
348
👆🏻
kovalen Radius
175.00 pm139.00 pm
0
260
👆🏻
Van der Waals Radius
200.00 pm200.00 pm
0
348
👆🏻
Bobot atom
91.22 Amu52.00 Amu
6.94
294
👆🏻
Volume atom
14.10 cm3 / mol7.23 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
80.00 (-eV)170.00 (-eV)
0
392.42
👆🏻
Constant pola
323.20 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
6.52 g / cm 37.19 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
5.80 g / cm36.30 g / cm3
0.512
41
👆🏻
Strength tensile
330.00 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
0.00 (Pa)774.00 (Pa)
0
774
👆🏻
situs kelenturan
nyukur pengaturan
33.00 GPA115.00 GPA
1.3
222
👆🏻
pengaturan akeh
91.10 GPA160.00 GPA
0
462
👆🏻
Young kang pengaturan
88.00 GPA279.00 GPA
0
528
👆🏻
Poisson rasio
0.340.21
0.032
0.47
👆🏻
Properties Teknik liyane
ductile, malleable
-
Ciri Magnetic
Gravitasi tartamtu
6.517.19
0.53
4500
👆🏻
Nindakake Magnetic
paramagnetic
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
421.00 nΩ · m125.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.02 10 6 / cm Ω0.08 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
41.10 kJ / mol64.30 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.27 J / (kg K)0.45 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
25.36 J / mol · K23.35 J / mol · K
13.1
62.7
👆🏻
doyo termal
22.60 W / m · K93.90 W / m · K
0
429
👆🏻
suhu kritis
2,128.00 K1,907.00 K
26.3
3695
👆🏻
Expansion termal
5.70 μm / (m · K)4.90 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
581.60 kJ / mol348.80 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
20.90 kJ / mol15.31 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
598.00 kJ / mol397.50 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
39.00 J / mol.K23.80 J / mol.K
9.5
198.1
👆🏻