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1 Tabel périodik
1.1 Symbol
Cr
Po
1.2 Panggil Group
616
Gadolinium metal
0 17
1.3 Panggil periode
46
lithium metal
2 7
1.4 Block
d block
p pemblokiran
1.5 Family unsur
transisi Metal
Transisi Post-
1.6 CAS Number
74404737440086
Aluminium metal
7429905 54386242
1.7 Jeneng papan Group
3M Im_
Pm-3M
1.8 Space Group Number
229.00221.00
plutonium metal
11 229
2 facts
2.1 Facts Interesting
  • 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.
  • Polonium unsur radioaktif sing pisanan ditemokaké.
  • unsur polonium lan senyawa Highly radioaktif.
  • Sawijining logam campuran karo Beryllium menehi sumber neutron.
2.2 sumber
Found in Minerals, Mining, Ores logam, Ores saka Minerals
Mining, Ores logam
2.3 History
2.3.1 sing katutup
Louis Nicolas Vauquelin
Pierre Curie and Marie Curie
2.3.2 Discovery
Ing Antarane 1797 - 1798
ing taun 1898
2.4 turah mbrawah
2.4.1 Turah mbrawah Ing Universe
1.5 * 10-3 %ora Sumadhiya
Thallium metal
5E-09 0.11
2.4.2 Turah mbrawah Ing Sun
~0.002 %~-9999 %
Beryllium metal
1E-08 0.1
2.4.3 Turah mbrawah Ing meteorit
0.30 %ora Sumadhiya
Gold metal
1.7E-07 22
2.4.4 Turah mbrawah Ing bumi lemah ndhuwur
0.01 %ora Sumadhiya
Radium metal
9.9E-12 8.1
2.4.5 Turah mbrawah Ing Segara
0.00 %0.00 %
Protaktinium metal
2E-23 1.1
2.4.6 Turah mbrawah Ing Manungsa
0.00 %ora Sumadhiya
Radium metal
1E-13 1.4
3 ulah
3.1 Ulah lan Wuku
Character length exceed error
  • Polonium logam allotropes beda, kang digunakake ing piranti antistatic lan kanggo riset waé.
  • A 1 gram saka Polonium bisa tekan suhu 500 ° C, Empu kang digunakake minangka sumber panas kanggo peralatan papan.
3.1.1 Ulah Industrial
Industry automobile, Industri Kimia
Industry Aerospace, Industry amunisi
3.1.2 Ulah Medical
NA
NA
3.1.3 Ulah liyane
wesi
wesi
3.2 Properties biologi
3.2.1 keracunan
Highly Toxic
Highly Toxic
3.2.2 Saiki ing badan Human
Ya
Ora
3.2.3 Sang
0.11 Sang / mg dm-30.00 Sang / mg dm-3
plutonium metal
0 1970
3.2.4 ing Bone
0.33 ppm0.00 ppm
plutonium metal
0 170000
4 fisik
4.1 leleh Point
1,857.00 ° C254.00 ° C
Francium metal
27 3410
4.2 Boiling Point
2,672.00 ° C962.00 ° C
Flerovium metal
147 5660
4.3 katon
4.3.1 State fisik
Solid
Solid
4.3.2 warna
Silver
Silver
4.3.3 luster
metallic
NA
4.4 atose
4.4.1 Mohs atose
8.50ora Sumadhiya
sesium metal
0.2 8.5
4.4.2 Brinell atose
687.00 MPaora Sumadhiya
sesium metal
0.14 3490
4.4.3 Vickers atose
1,060.00 MPaora Sumadhiya
Palladium metal
121 3430
4.5 Kacepetan swara
5,940.00 m / sora Sumadhiya
Thallium metal
818 16200
4.6 Properties Optical
4.6.1 bias Index
ora Sumadhiyaora Sumadhiya
Mercury metal
1.000933 1.7229
4.6.2 reflectivity
ora Sumadhiyaora Sumadhiya
molybdenum metal
58 97
4.7 allotropes
Ora
Ya
4.7.1 α allotropes
ora Sumadhiya
α-polonium
4.7.2 β allotropes
ora Sumadhiya
β-polonium
4.7.3 γ allotropes
ora Sumadhiya
ora Sumadhiya
5 Kimia
5.1 Formula Kimia
Cr
Po
5.2 isotop
5.2.1 Isotop dikenal
2129
Tennessine metal
0 38
5.3 keelektronegatifan
5.3.1 Pauling Elektronegativitas
1.662.00
Francium metal
0.7 2.54
5.3.2 Sanderson Elektronegativitas
1.66ora Sumadhiya
sesium metal
0.22 2.56
5.3.3 Allred Rochow Elektronegativitas
1.561.76
sesium metal
0.86 1.82
5.3.4 Mulliken-Jaffe Elektronegativitas
ora Sumadhiya2.48
sesium metal
0.62 2.48
5.3.5 Allen Elektronegativitas
1.652.19
sesium metal
0.659 2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
2.342.00
Gold metal
1.46 3.3
5.5 tenogo ionisasi
5.5.1 Level Energy 1st
26,130.00 kJ / mol812.10 kJ / mol
sesium metal
375.7 26130
5.5.2 Level Energy 2
28,750.00 kJ / molora Sumadhiya
uranium metal
710.2162 28750
5.5.3 Level Energy 3rd
34,230.00 kJ / molora Sumadhiya
osmium metal
1600 34230
5.5.4 Level Energy 4
37,066.00 kJ / molora Sumadhiya
thorium metal
2780 37066
5.5.5 Level Energy 5th
97,510.00 kJ / molora Sumadhiya
dubnium metal
4305.2 97510
5.5.6 Level Energy 6th
105,800.00 kJ / molora Sumadhiya
Seaborgium metal
5715.8 105800
5.5.7 tingkat Energy 7
114,300.00 kJ / molora Sumadhiya
Bohrium metal
7226.8 114300
5.5.8 Level Energy 8
125,300.00 kJ / molora Sumadhiya
hassium metal
8857.4 125300
5.5.9 Level Energy 9
134,700.00 kJ / molora Sumadhiya
Yttrium metal
14110 134700
5.5.10 Level Energy 10th
144,300.00 kJ / molora Sumadhiya
strontium metal
17100 144300
5.5.11 Level Energy 11
26,130.00 kJ / molora Sumadhiya
Yttrium metal
19900 169988
5.5.12 Level Energy 12
28,750.00 kJ / molora Sumadhiya
molybdenum metal
22219 189368
5.5.13 Level Energy 13
34,230.00 kJ / molora Sumadhiya
molybdenum metal
26930 76015
5.5.14 Level Energy 14
37,066.00 kJ / molora Sumadhiya
molybdenum metal
29196 86450
5.5.15 Level Energy 15
97,510.00 kJ / molora Sumadhiya
Manganese metal
41987 97510
5.5.16 Level Energy 16
105,800.00 kJ / molora Sumadhiya
Iron metal
47206 109480
5.5.17 Level Energy 17
114,300.00 kJ / molora Sumadhiya
kobalt metal
52737 122200
5.5.18 Level Energy 18
125,300.00 kJ / molora Sumadhiya
Nickel metal
58570 134810
5.5.19 Level Energy 19
134,700.00 kJ / molora Sumadhiya
tembaga metal
64702 148700
5.5.20 Level Energy 20
144,300.00 kJ / molora Sumadhiya
molybdenum metal
80400 171200
5.5.21 Level Energy 21
157,700.00 kJ / molora Sumadhiya
molybdenum metal
87000 179100
5.5.22 Level Energy 22
166,090.00 kJ / molora Sumadhiya
molybdenum metal
93400 184900
5.5.23 Level Energy 23rd
ora Sumadhiyaora Sumadhiya
molybdenum metal
98420 198800
5.5.24 Level Energy 24
ora Sumadhiyaora Sumadhiya
molybdenum metal
104400 195200
5.5.25 Level Energy 25th
ora Sumadhiyaora Sumadhiya
molybdenum metal
121900 121900
5.5.26 Level Energy 26th
ora Sumadhiyaora Sumadhiya
molybdenum metal
127700 127700
5.5.27 Level Energy 27th
ora Sumadhiyaora Sumadhiya
molybdenum metal
133800 133800
5.5.28 Level Energy 28th
ora Sumadhiyaora Sumadhiya
molybdenum metal
139800 139800
5.5.29 Level Energy 29
ora Sumadhiyaora Sumadhiya
molybdenum metal
148100 148100
5.5.30 Level Energy 30
ora Sumadhiyaora Sumadhiya
molybdenum metal
154500 154500
5.6 padha karo elektrokimia
0.32 g / amp-day3.90 g / amp-day
Beryllium metal
0.16812 8.3209
5.7 Fungsi Work elektron
4.50 eVora Sumadhiya
sesium metal
2.14 5.65
5.8 Properties Kimia liyane
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif, kelarutan
ionisasi, Isotop radioaktif, kelarutan
6 atom
6.1 Panggil atom
2484
lithium metal
3 117
6.2 Konfigurasi elektron
[Ar] 3d 5 4s 1
[Xe] 4F 14 5d 10 6s 2 6p 4
6.3 Struktur Crystal
Body tengah kubik (Bcc)
Pénguapan (Mon)
6.3.1 Crystal pola
6.4 atom
6.4.1 Jumlah proton
2484
lithium metal
3 117
6.4.2 Jumlah Neutron
28125
lithium metal
4 184
6.4.3 Jumlah Èlèktron
2484
lithium metal
3 117
6.5 Radius saka Atom
6.5.1 Radius atom
128.00 pm168.00 pm
Beryllium metal
112 265
6.5.2 kovalen Radius
139.00 pm140.00 pm
Beryllium metal
96 260
6.5.3 Van der Waals Radius
200.00 pm197.00 pm
seng metal
139 348
6.6 Bobot atom
52.00 Amu209.00 Amu
lithium metal
6.94 294
6.7 Volume atom
7.23 cm3 / mol22.23 cm3 / mol
Manganese metal
1.39 71.07
6.8 Nomer atom jejer
6.8.1 unsur Previous
6.8.2 Sabanjure unsur
6.9 Potensi Valence Electron
170.00 (-eV)ora Sumadhiya
Francium metal
8 392.42
6.10 Constant pola
291.00 pm335.90 pm
Beryllium metal
228.58 891.25
6.11 pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
6.12 Pola C / A rasio
ora Sumadhiyaora Sumadhiya
Beryllium metal
1.567 1.886
7 Teknik
7.1 Kapadhetan
7.1.1 Kapadhetan Ing suhu kamar
7.19 g / cm 39.20 g / cm 3
lithium metal
0.534 40.7
7.1.2 Kapadhetan Nalika Liquid (ing mp)
6.30 g / cm39.40 g / cm3
lithium metal
0.512 20
7.2 Strength tensile
689.00 MPaora Sumadhiya
Indium metal
2.5 11000
7.3 viskositas
ora Sumadhiyaora Sumadhiya
Mercury metal
0.001526 0.001526
7.4 meksa beluk
7.4.1 Meksa beluk ing 1000 K
0.00 (Pa)ora Sumadhiya
cerium metal
2.47E-11 121
7.4.2 Meksa beluk ing 2000 K
774.00 (Pa)ora Sumadhiya
tungsten metal
2.62E-10 774
7.5 situs kelenturan
7.5.1 nyukur pengaturan
115.00 GPAora Sumadhiya
kalium metal
1.3 222
7.5.2 pengaturan akeh
160.00 GPAora Sumadhiya
sesium metal
1.6 462
7.5.3 Young kang pengaturan
279.00 GPAora Sumadhiya
sesium metal
1.7 528
7.6 Poisson rasio
0.21ora Sumadhiya
Beryllium metal
0.032 0.47
7.7 Properties Teknik liyane
NA
NA
8 Magnetic
8.1 Ciri Magnetic
8.1.1 Gravitasi tartamtu
7.199.32
lithium metal
0.53 4500
8.1.2 Nindakake Magnetic
Antiferromagnetic
nonmagnetic
8.1.3 permeabilitas
ora Sumadhiyaora Sumadhiya
Bismuth metal
1.25643E-06 0.0063
8.1.4 kelemahan
ora Sumadhiyaora Sumadhiya
Bismuth metal
-0.000166 200000
8.2 Properties Listrik
8.2.1 Property Listrik
NA
Arman
8.2.2 resistivity
125.00 nΩ · m0.40 nΩ · m
Thallium metal
0.18 961
8.2.3 konduktivitas listrik
0.08 10 6 / cm Ω0.02 10 6 / cm Ω
plutonium metal
0.00666 0.63
8.2.4 elektron Affinity
64.30 kJ / mol183.30 kJ / mol
Mercury metal
0 222.8
9 termal
9.1 Kalor tartamtu
0.45 J / (kg K)0.12 J / (kg K)
americium metal
0.11 3.6
9.2 Graham Kapasitas kalor
23.35 J / mol · K26.40 J / mol · K
Beryllium metal
16.443 62.7
9.3 doyo termal
93.90 W / m · K20.00 W / m · K
neptunium metal
6.3 429
9.4 suhu kritis
ora Sumadhiyaora Sumadhiya
ytterbium metal
26.3 3223
9.5 Expansion termal
4.90 μm / (m · K)23.50 μm / (m · K)
tungsten metal
4.5 97
9.6 enthalpy
9.6.1 Enthalpy panguapan
348.80 kJ / mol60.30 kJ / mol
seng metal
7.32 799.1
9.6.2 Enthalpy saka Fusion
15.31 kJ / mol13.00 kJ / mol
sesium metal
2.1 35.23
9.6.3 Enthalpy saka atomization
397.50 kJ / mol134.00 kJ / mol
Mercury metal
61.5 837
9.7 Standard molar Entropy
23.80 J / mol.Kora Sumadhiya
Beryllium metal
9.5 198.1