Francium

calcium

Francium mungsuh calcium

Francium

calcium

Add ⊕

Tabel périodik

Symbol

Panggil Group

0 17

👆🏻

Panggil periode

2 7

👆🏻

Block

s pemblokiran

Family unsur

alkali

alkalin bumi

CAS Number

74407357440702

7429905 54386242

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Jeneng papan Group

Fm_ 3M

Space Group Number

225.00225.00

11 276

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facts

Facts Interesting

223 Francium wis setengah urip paling dawa ing 21,8.
Metal Francium diprodhuksi dening ALPHA bosok ing ²²⁷ Actinium 227.

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.

sumber

Kawangun dening Process Bosok, Mining

bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals

History

sing katutup

Marguerite Perey

Humphry Davy

Discovery

ing taun 1939

ing taun 1808

turah mbrawah

Turah mbrawah Ing Universe

0.00 %0.01 %

0 0.11

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Turah mbrawah Ing Sun

0.00 %0.01 %

0 0.1

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Turah mbrawah Ing meteorit

0.00 %1.10 %

0 22

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Turah mbrawah Ing bumi lemah ndhuwur

0.00 %5.00 %

1E-37 8.1

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Turah mbrawah Ing Segara

-0.00 %

0 1.1

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Turah mbrawah Ing Manungsa

0.00 %1.40 %

0 1.4

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ulah

Ulah lan Wuku

Francium ora wis dikenal Efesus minangka wis urip setengah saka mung 22 menit.

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.

Ulah Industrial

Industri Kimia

Ulah Medical

Dentistry, Industry Pharmaceutical

Ulah liyane

wesi

Properties biologi

keracunan

non Toxic

Saiki ing badan Human

Ora

Sang

0.00 Sang / mg dm-360.50 Sang / mg dm-3

0 1970

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ing Bone

0.00 ppm170,000.00 ppm

0 170000

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fisik

leleh Point

27.00 ° C839.00 ° C

-38.83 3410

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Boiling Point

677.00 ° C1,484.00 ° C

0 5660

👆🏻

katon

State fisik

Solid

warna

Gray

luster

atose

Mohs atose

0.201.75

0.2 8.5

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Brinell atose

119.00 MPa170.00 MPa

0.14 3490

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Vickers atose

300.00 MPa170.00 MPa

0 3920

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Kacepetan swara

2,440.00 m / s3,810.00 m / s

818 16200

👆🏻

Properties Optical

bias Index

1.701.54

0.155 3.41

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reflectivity

72.00 %60.00 %

5 97

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allotropes

Ora

α allotropes

β allotropes

γ allotropes

Kimia

Formula Kimia

isotop

Isotop dikenal

3319

0 38

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keelektronegatifan

Pauling Elektronegativitas

0.701.00

0 2.6

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Sanderson Elektronegativitas

0.700.95

0.22 2.56

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Allred Rochow Elektronegativitas

0.861.04

0.86 1.9

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Mulliken-Jaffe Elektronegativitas

0.681.08

0.62 2.48

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Allen Elektronegativitas

0.671.03

0.659 2.7

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Electropositivity

Pauling Electropositivity

3.303.00

1.46 3.3

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tenogo ionisasi

Level Energy 1st

380.00 kJ / mol589.80 kJ / mol

375.7 26130

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Level Energy 2

392.80 kJ / mol1,145.40 kJ / mol

392.8 28750

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Level Energy 3rd

392.80 kJ / mol4,912.40 kJ / mol

392.8 34230

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Level Energy 4

392.80 kJ / mol6,491.00 kJ / mol

375.7 37066

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Level Energy 5th

392.00 kJ / mol8,153.00 kJ / mol

392 97510

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Level Energy 6th

3,920.00 kJ / mol10,496.00 kJ / mol

1007 105800

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tingkat Energy 7

3,920.00 kJ / mol12,270.00 kJ / mol

1007 114300

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Level Energy 8

3,920.00 kJ / mol14,206.00 kJ / mol

730 125300

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Level Energy 9

3,920.00 kJ / mol18,191.00 kJ / mol

1007 134700

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Level Energy 10th

392.00 kJ / mol20,385.00 kJ / mol

392 144300

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Level Energy 11

392.00 kJ / mol57,110.00 kJ / mol

392 169988

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Level Energy 12

38,000.00 kJ / mol63,410.00 kJ / mol

0 189368

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Level Energy 13

3,920.00 kJ / mol70,110.00 kJ / mol

1007 76015

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Level Energy 14

380.00 kJ / mol78,890.00 kJ / mol

380 86450

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Level Energy 15

67,700.00 kJ / mol86,310.00 kJ / mol

33000 100700

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Level Energy 16

39,200.00 kJ / mol94,000.00 kJ / mol

375.7 109480

👆🏻

Level Energy 17

392.00 kJ / mol104,900.00 kJ / mol

375.7 122200

👆🏻

Level Energy 18

3,920.00 kJ / mol111,711.00 kJ / mol

0 134810

👆🏻

Level Energy 19

392.80 kJ / mol590.60 kJ / mol

375.7 148700

👆🏻

Level Energy 20

392.00 kJ / mol590.00 kJ / mol

0 171200

👆🏻

Level Energy 21

392.00 kJ / mol590.60 kJ / mol

375.7 179100

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Level Energy 22

392.00 kJ / mol590.00 kJ / mol

330 184900

👆🏻

Level Energy 23rd

392.80 kJ / mol590.60 kJ / mol

357.6 198800

👆🏻

Level Energy 24

392.00 kJ / mol590.60 kJ / mol

297.3 195200

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Level Energy 25th

392.00 kJ / mol590.00 kJ / mol

0 121900

👆🏻

Level Energy 26th

392.80 kJ / mol590.60 kJ / mol

357.6 127700

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Level Energy 27th

392.00 kJ / mol590.60 kJ / mol

0 133800

👆🏻

Level Energy 28th

380.00 kJ / mol590.60 kJ / mol

297.3 139800

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Level Energy 29

392.00 kJ / mol590.60 kJ / mol

0 148100

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Level Energy 30

677.00 kJ / mol590.00 kJ / mol

0 154500

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padha karo elektrokimia

8.32 g / amp-day0.75 g / amp-day

0.16812 8.3209

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Fungsi Work elektron

4.07 eV2.87 eV

2.14 6

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Properties Kimia liyane

ionisasi, Isotop radioaktif, Radioaktif, kelarutan

Kimia Stabilitas, Flammability, ionisasi, kelarutan

atom

Panggil atom

8720

3 117

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Konfigurasi elektron

[Rn] 7s ¹

[Ar] 4s ²

Struktur Crystal

Body tengah kubik (Bcc)

Face tengah kubik (FCC)

Crystal pola

atom

Jumlah proton

8720

3 117

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Jumlah Neutron

13620

4 285

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Jumlah Èlèktron

8720

3 117

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Radius saka Atom

Radius atom

348.00 pm197.00 pm

0 348

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kovalen Radius

260.00 pm176.00 pm

0 260

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Van der Waals Radius

348.00 pm231.00 pm

0 348

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Bobot atom

223.00 Amu40.08 Amu

6.94 294

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Volume atom

71.00 cm3 / mol29.90 cm3 / mol

1.39 71.07

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Nomer atom jejer

unsur Previous

Sabanjure unsur

Potensi Valence Electron

8.00 (-eV)29.00 (-eV)

0 392.42

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Constant pola

440.00 pm558.84 pm

0 891.25

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pola Angles

π/2, π/2, π/2

Pola C / A rasio

1.561.55

0.423 1.9

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Teknik

Kapadhetan

Kapadhetan Ing suhu kamar

1.87 g / cm ³1.55 g / cm ³

0.534 40.7

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Kapadhetan Nalika Liquid (ing mp)

1.87 g / cm31.38 g / cm3

0.512 41

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Strength tensile

50.00 MPa20.00 MPa

0.1 11000

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viskositas

0.000.00

1.5E-05 0.0035

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meksa beluk

Meksa beluk ing 1000 K

0.00 (Pa)25.50 (Pa)

0 121

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Meksa beluk ing 2000 K

0.00 (Pa)0.00 (Pa)

0 774

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situs kelenturan

nyukur pengaturan

3.60 GPA7.40 GPA

1.3 222

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pengaturan akeh

6.00 GPA17.00 GPA

0 462

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Young kang pengaturan

0.00 GPA20.00 GPA

0 528

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Poisson rasio

0.440.31

0.032 0.47

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Properties Teknik liyane

Magnetic

Ciri Magnetic

Gravitasi tartamtu

0.874.58

0.53 4500

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Nindakake Magnetic

paramagnetic

diamagnetic

permeabilitas

0.00 H / m0.00 H / m

1.25643E-06 0.0063

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kelemahan

0.000.00

-0.000166 200000

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Properties Listrik

Property Listrik

Arman miskin

Arman

resistivity

3.00 nΩ · m33.60 nΩ · m

0.1 961

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konduktivitas listrik

0.03 10 ⁶ / cm Ω0.30 10 ⁶ / cm Ω

0 0.63

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elektron Affinity

0.70 kJ / mol2.37 kJ / mol

0 222.8

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termal

Kalor tartamtu

0.15 J / (kg K)0.63 J / (kg K)

0.1 3.6

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Graham Kapasitas kalor

27.00 J / mol · K25.93 J / mol · K

13.1 62.7

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doyo termal

15.00 W / m · K201.00 W / m · K

0 429

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suhu kritis

300.00 K1,115.00 K

26.3 3695

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Expansion termal

18.90 μm / (m · K)22.30 μm / (m · K)

4.5 97

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enthalpy

Enthalpy panguapan

67.00 kJ / mol150.00 kJ / mol

7.32 799.1

👆🏻

Enthalpy saka Fusion

2.30 kJ / mol8.54 kJ / mol

2.1 35.23

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Enthalpy saka atomization

71.00 kJ / mol184.00 kJ / mol

61.5 837

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Standard molar Entropy

42.00 J / mol.K41.60 J / mol.K

9.5 198.1

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