calcium mungsuh rubidium
Tabel périodik
Symbol
Ca
Rb
Panggil Group
2
16
1
17
Panggil periode
4
5
Block
s pemblokiran
s pemblokiran
Family unsur
alkalin bumi
alkali
CAS Number
7440702
21
7440177
99+
Jeneng papan Group
Fm_ 3M
3M Im_
Space Group Number
225.00
2
229.00
1
facts
Facts Interesting
- Calcium rangking Alexa 5th ing dhaftar turah mbrawah bumi persentasi.
- Iki urip ing negara senyawa.
- Gypsum utawa calcium sulfat digunakake minangka plester lan plester saka paris.
- Rubidium logam unsur 16 paling umum ditemokake ing lemah ndhuwur bumi.
- metal Rubidium uga ditemokake ing mineral uga banyu segara.
sumber
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
Dijupuk saka Produksi Lithium.
History
sing katutup
Humphry Davy
Robert Bunsen and Gustav Kirchhoff
Discovery
ing taun 1808
ing 1861
turah mbrawah
Turah mbrawah Ing Universe
7 * 10-3 %
3
1 * 10-6 %
16
Turah mbrawah Ing Sun
~0.007 %
4
~0.000003 %
17
Turah mbrawah Ing meteorit
1.10 %
4
0.00 %
19
Turah mbrawah Ing bumi lemah ndhuwur
5.00 %
3
0.01 %
18
Turah mbrawah Ing Segara
0.00 %
5
0.00 %
7
Turah mbrawah Ing Manungsa
1.40 %
1
0.00 %
7
ulah
Ulah lan Wuku
Character length exceed error
- aplikasi utama Rubidium iku ing Manufaktur kaca.
- Rubidium bisa banget gampang njaluk ionized lan Empu iku digunakake kanggo mesin ion, nanging isih kurang efisien tinimbang sing saka Caesium.
Ulah Industrial
Industri Kimia
NA
Ulah Medical
Dentistry, Industry Pharmaceutical
NA
Ulah liyane
wesi
wesi, tujuan Research
Properties biologi
keracunan
non Toxic
non Toxic
Saiki ing badan Human
Ya
Ya
Sang
60.50 Sang / mg dm-3
4
2.49 Sang / mg dm-3
7
ing Bone
170,000.00 ppm
1
5.00 ppm
13
fisik Properties
leleh Point
839.00 ° C
99+
38.89 ° C
99+
Boiling Point
1,484.00 ° C
99+
688.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Gray
klawu putih
luster
NA
NA
atose
Mohs atose
1.75
17
0.30
24
Brinell atose
170.00 MPa
99+
0.22 MPa
99+
Kacepetan swara
3,810.00 m / s
19
1,300.00 m / s
99+
Properties Optical
allotropes
Ora
Ora
α allotropes
ora Sumadhiya
ora Sumadhiya
β allotropes
ora Sumadhiya
ora Sumadhiya
γ allotropes
ora Sumadhiya
ora Sumadhiya
Kimia Properties
Formula Kimia
Ca
Rb
isotop
Isotop dikenal
19
20
29
10
keelektronegatifan
Pauling Elektronegativitas
1.00
99+
0.82
99+
Sanderson Elektronegativitas
0.95
24
0.31
32
Allred Rochow Elektronegativitas
1.04
34
0.89
40
Mulliken-Jaffe Elektronegativitas
1.08
17
0.69
24
Allen Elektronegativitas
1.03
39
0.71
99+
Electropositivity
Pauling Electropositivity
3.00
9
3.18
3
tenogo ionisasi
Level Energy 1st
589.80 kJ / mol
99+
403.00 kJ / mol
99+
Level Energy 2
1,145.40 kJ / mol
99+
2,633.00 kJ / mol
6
Level Energy 3rd
4,912.40 kJ / mol
7
3,860.00 kJ / mol
11
Level Energy 4
6,491.00 kJ / mol
7
5,080.00 kJ / mol
18
Level Energy 5th
8,153.00 kJ / mol
7
6,850.00 kJ / mol
19
Level Energy 6th
10,496.00 kJ / mol
8
8,140.00 kJ / mol
20
tingkat Energy 7
12,270.00 kJ / mol
12
9,570.00 kJ / mol
20
Level Energy 8
14,206.00 kJ / mol
15
13,120.00 kJ / mol
17
Level Energy 9
18,191.00 kJ / mol
12
14,500.00 kJ / mol
18
Level Energy 10th
20,385.00 kJ / mol
16
26,740.00 kJ / mol
6
Level Energy 11
57,110.00 kJ / mol
3
ora Sumadhiya
Level Energy 12
63,410.00 kJ / mol
3
ora Sumadhiya
Level Energy 13
70,110.00 kJ / mol
3
ora Sumadhiya
Level Energy 14
78,890.00 kJ / mol
4
ora Sumadhiya
Level Energy 15
86,310.00 kJ / mol
5
ora Sumadhiya
Level Energy 16
94,000.00 kJ / mol
6
ora Sumadhiya
Level Energy 17
104,900.00 kJ / mol
7
ora Sumadhiya
Level Energy 18
111,711.00 kJ / mol
8
ora Sumadhiya
padha karo elektrokimia
0.75 g / amp-day
99+
3.19 g / amp-day
14
Fungsi Work elektron
2.87 eV
38
2.16 eV
99+
Properties Kimia liyane
Kimia Stabilitas, Flammability, ionisasi, kelarutan
Corrosion, ionisasi, Isotop radioaktif, Radioaktif
atom Properties
Panggil atom
20
99+
37
99+
Konfigurasi elektron
[Ar] 4s 2
[Kr] 5S 1
Struktur Crystal
Face tengah kubik (FCC)
Body tengah kubik (Bcc)
Crystal pola
FCC-Crystal-Structure-of-Calcium.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
20
99+
37
99+
Jumlah Neutron
20
99+
48
99+
Jumlah Èlèktron
20
99+
37
99+
Radius saka Atom
Radius atom
197.00 pm
6
248.00 pm
2
kovalen Radius
176.00 pm
22
220.00 pm
4
Van der Waals Radius
231.00 pm
19
303.00 pm
3
Bobot atom
40.08 Amu
99+
85.47 Amu
99+
Volume atom
29.90 cm3 / mol
7
55.90 cm3 / mol
2
Nomer atom jejer
Potensi Valence Electron
29.00 (-eV)
99+
9.47 (-eV)
99+
Constant pola
558.84 pm
9
558.50 pm
10
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
1.55 g / cm 3
99+
1.53 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
1.38 g / cm3
99+
1.46 g / cm3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
25.50 (Pa)
3
ora Sumadhiya
situs kelenturan
nyukur pengaturan
7.40 GPA
99+
ora Sumadhiya
pengaturan akeh
17.00 GPA
99+
2.50 GPA
99+
Young kang pengaturan
20.00 GPA
99+
2.40 GPA
99+
Poisson rasio
0.31
13
ora Sumadhiya
Properties Teknik liyane
NA
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
4.58
99+
1.53
99+
Nindakake Magnetic
diamagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
33.60 nΩ · m
99+
128.00 nΩ · m
26
konduktivitas listrik
0.30 10 6 / cm Ω
6
0.08 10 6 / cm Ω
24
elektron Affinity
2.37 kJ / mol
39
46.90 kJ / mol
24
termal Properties
Kalor tartamtu
0.63 J / (kg K)
7
0.36 J / (kg K)
17
Graham Kapasitas kalor
25.93 J / mol · K
34
31.06 J / mol · K
5
doyo termal
201.00 W / m · K
5
58.20 W / m · K
26
suhu kritis
ora Sumadhiya
2,093.00 K
4
Expansion termal
22.30 μm / (m · K)
19
90.00 μm / (m · K)
2
enthalpy
Enthalpy panguapan
150.00 kJ / mol
99+
69.20 kJ / mol
99+
Enthalpy saka Fusion
8.54 kJ / mol
99+
2.19 kJ / mol
99+
Enthalpy saka atomization
184.00 kJ / mol
99+
82.00 kJ / mol
99+
Standard molar Entropy
41.60 J / mol.K
36
76.80 J / mol.K
5
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