Symbol
Ca
Ba
Panggil Group
22
0
17
👆🏻
Panggil periode
46
2
7
👆🏻
Block
s pemblokiran
s pemblokiran
Family unsur
alkalin bumi
alkalin bumi
CAS Number
74407027440393
7429905
54386242
👆🏻
Jeneng papan Group
Fm_ 3M
3M Im_
Space Group Number
225.00229.00
11
276
👆🏻
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.
- Barium gampang ngoksidasi ing udara.
- Kabeh senyawa beracun saka Barium bisa gampang larut ing banyu.
- Barium karbonat digunakake kanggo ngasilake racun tikus lan senyawa liyane Barium nitrat digunakake ing kembang api kanggo ngasilake werna ijo.
sumber
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Humphry Davy
Carl Wilhelm Scheele
Discovery
ing taun 1808
ing taun 1772
turah mbrawah
Turah mbrawah Ing Universe
0.01 %0.00 %
0
0.11
👆🏻
Turah mbrawah Ing Sun
0.01 %0.00 %
0
0.1
👆🏻
Turah mbrawah Ing meteorit
1.10 %0.00 %
0
22
👆🏻
Turah mbrawah Ing bumi lemah ndhuwur
5.00 %0.03 %
1E-37
8.1
👆🏻
Turah mbrawah Ing Segara
0.00 %0.00 %
0
1.1
👆🏻
Turah mbrawah Ing Manungsa
1.40 %0.00 %
0
1.4
👆🏻
Ulah lan Wuku
- Iki digunakake minangka agen ngurangi nalika nyiapake logam kaya thorium lan uranium. Uga digunakake minangka agen paduan kanggo logam kayata aluminium, tembaga lan timbal.
- Kalsium karbonat utawa watu gamping digunakake ing semen.
- Punika digugat ing Manufaktur Paint kimia lan Manufaktur kaca.
- Senyawa saka logam beracun; nanging isih barium sulfat punika insoluble lan diwenehi kanggo patients gerah saka kelainan pencernaan.
Ulah Industrial
Industri Kimia
Industry amunisi, Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
Dentistry, Industry Pharmaceutical
-
Ulah liyane
wesi
wesi
Properties biologi
keracunan
non Toxic
Low Toxic
Saiki ing badan Human
Ya
Ya
Sang
60.50 Sang / mg dm-30.07 Sang / mg dm-3
0
1970
👆🏻
ing Bone
170,000.00 ppm70.00 ppm
0
170000
👆🏻
leleh Point
839.00 ° C725.00 ° C
-38.83
3410
👆🏻
Boiling Point
1,484.00 ° C1,140.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
Gray
perak Gray
luster
-
-
atose
Mohs atose
1.751.25
0.2
8.5
👆🏻
Brinell atose
170.00 MPa130.00 MPa
0.14
3490
👆🏻
Vickers atose
170.00 MPa210.00 MPa
0
3920
👆🏻
Kacepetan swara
3,810.00 m / s1,620.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
1.541.47
0.155
3.41
👆🏻
reflectivity
60.00 %65.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Ca
Ba
isotop
Isotop dikenal
1937
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
1.000.89
0
2.6
👆🏻
Sanderson Elektronegativitas
0.950.68
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.040.97
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.080.88
0.62
2.48
👆🏻
Allen Elektronegativitas
1.030.88
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
3.003.11
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
589.80 kJ / mol502.90 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,145.40 kJ / mol965.20 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
4,912.40 kJ / mol3,600.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
6,491.00 kJ / mol502.90 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
8,153.00 kJ / mol5,020.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
10,496.00 kJ / mol5,020.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
12,270.00 kJ / mol5,020.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
14,206.00 kJ / mol5,020.00 kJ / mol
730
125300
👆🏻
Level Energy 9
18,191.00 kJ / mol5,020.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
20,385.00 kJ / mol5,020.00 kJ / mol
392
144300
👆🏻
Level Energy 11
57,110.00 kJ / mol5,020.00 kJ / mol
392
169988
👆🏻
Level Energy 12
63,410.00 kJ / mol5,020.00 kJ / mol
0
189368
👆🏻
Level Energy 13
70,110.00 kJ / mol5,020.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
78,890.00 kJ / mol5,020.00 kJ / mol
380
86450
👆🏻
Level Energy 15
86,310.00 kJ / mol50,200.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
94,000.00 kJ / mol50,270.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
104,900.00 kJ / mol502.90 kJ / mol
375.7
122200
👆🏻
Level Energy 18
111,711.00 kJ / mol5,020.00 kJ / mol
0
134810
👆🏻
Level Energy 19
590.60 kJ / mol502.90 kJ / mol
375.7
148700
👆🏻
Level Energy 20
590.00 kJ / mol502.00 kJ / mol
0
171200
👆🏻
Level Energy 21
590.60 kJ / mol502.90 kJ / mol
375.7
179100
👆🏻
Level Energy 22
590.00 kJ / mol502.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
590.60 kJ / mol502.90 kJ / mol
357.6
198800
👆🏻
Level Energy 24
590.60 kJ / mol502.90 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
590.00 kJ / mol503.00 kJ / mol
0
121900
👆🏻
Level Energy 26th
590.60 kJ / mol502.90 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
590.60 kJ / mol502.90 kJ / mol
0
133800
👆🏻
Level Energy 28th
590.60 kJ / mol502.90 kJ / mol
297.3
139800
👆🏻
Level Energy 29
590.60 kJ / mol502.90 kJ / mol
0
148100
👆🏻
Level Energy 30
590.00 kJ / mol503.00 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
0.75 g / amp-day2.56 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
2.87 eV2.70 eV
2.14
6
👆🏻
Properties Kimia liyane
Kimia Stabilitas, Flammability, ionisasi, kelarutan
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
Panggil atom
2056
3
117
👆🏻
Konfigurasi elektron
[Ar] 4s 2
[Xe] 6s 2
Struktur Crystal
Face tengah kubik (FCC)
Body tengah kubik (Bcc)
Crystal pola
atom
Jumlah proton
2056
3
117
👆🏻
Jumlah Neutron
2081
4
285
👆🏻
Jumlah Èlèktron
2056
3
117
👆🏻
Radius saka Atom
Radius atom
197.00 pm222.00 pm
0
348
👆🏻
kovalen Radius
176.00 pm215.00 pm
0
260
👆🏻
Van der Waals Radius
231.00 pm268.00 pm
0
348
👆🏻
Bobot atom
40.08 Amu137.33 Amu
6.94
294
👆🏻
Volume atom
29.90 cm3 / mol39.24 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
29.00 (-eV)21.30 (-eV)
0
392.42
👆🏻
Constant pola
558.84 pm502.80 pm
0
891.25
👆🏻
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
1.551.57
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
1.55 g / cm 33.51 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
1.38 g / cm33.34 g / cm3
0.512
41
👆🏻
Strength tensile
20.00 MPa55.00 MPa
0.1
11000
👆🏻
viskositas
0.000.00
1.5E-05
0.0035
👆🏻
meksa beluk
Meksa beluk ing 1000 K
25.50 (Pa)7.11 (Pa)
0
121
👆🏻
Meksa beluk ing 2000 K
0.00 (Pa)0.00 (Pa)
0
774
👆🏻
situs kelenturan
nyukur pengaturan
7.40 GPA4.90 GPA
1.3
222
👆🏻
pengaturan akeh
17.00 GPA9.60 GPA
0
462
👆🏻
Young kang pengaturan
20.00 GPA13.00 GPA
0
528
👆🏻
Poisson rasio
0.310.22
0.032
0.47
👆🏻
Properties Teknik liyane
-
-
Ciri Magnetic
Gravitasi tartamtu
4.583.62
0.53
4500
👆🏻
Nindakake Magnetic
diamagnetic
paramagnetic
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
superconductor
resistivity
33.60 nΩ · m332.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.30 10 6 / cm Ω0.03 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
2.37 kJ / mol13.95 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.63 J / (kg K)0.20 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
25.93 J / mol · K28.07 J / mol · K
13.1
62.7
👆🏻
doyo termal
201.00 W / m · K18.40 W / m · K
0
429
👆🏻
suhu kritis
1,115.00 K1,000.00 K
26.3
3695
👆🏻
Expansion termal
22.30 μm / (m · K)20.60 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
150.00 kJ / mol140.00 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
8.54 kJ / mol7.66 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
184.00 kJ / mol175.70 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
41.60 J / mol.K62.50 J / mol.K
9.5
198.1
👆🏻