Ca Element Protons Neutrons Electrons
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Prove Tabular array With:
Proper noun
Atomic Number
Diminutive Mass
Electron Configuration
Number of Neutrons
Melting Signal
Boiling Point
Engagement of Discovery
Crystal Structure
Element Groups:
Brine Metals
Alkaline Earth Metals
Transition Metals
Other Metals
Metalloids
Not-Metals
Halogens
Noble Gases
Rare Earth Elements
Basic Information | Atomic Structure | Isotopes | Related Links | Citing This Page
Basic Information
Name: Calcium
Symbol: Ca
Atomic Number: 20
Atomic Mass: 40.078 amu
Melting Signal: 839.0 °C (1112.15 Yard, 1542.ii °F)
Boiling Point: 1484.0 °C (1757.15 Grand, 2703.2 °F)
Number of Protons/Electrons: 20
Number of Neutrons: 20
Classification: Element of group i World
Crystal Construction: Cubic
Density @ 293 K: 1.55 grand/cm3
Color: Silverish
Atomic Structure
![[Bohr Model of Calcium]](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_vqEyj5L_QuLlD7jukLsaJRFaVk-TjVA58o90i5PkVKWQpI4125GinxLBwXnYQiWBBEHYE--eNTnjsNELJUG-VWNT7HE1y9zMLBgnK_A9ynb9oFGPiM26ylpMB6rYE=s0-d) | Number of Energy Levels: four First Energy Level: 2 Second Energy Level: 8 Third Energy Level: 8 Fourth Energy Level: 2 |
Isotopes
| Isotope | Half Life |
| Ca-40 | Stable |
| Ca-41 | 103000.0 years |
| Ca-42 | Stable |
| Ca-43 | Stable |
| Ca-44 | Stable |
| Ca-45 | 162.7 days |
| Ca-46 | Stable |
| Ca-47 | 4.5 days |
| Ca-48 | Stable |
| Ca-49 | 8.7 minutes |
Facts
Engagement of Discovery: 1808
Discoverer: Sir Humphrey Davy
Name Origin: From the latin discussion calcis (lime)
Uses: life forms for bones and shells
Obtained From: chalk, limestone, marble. three.five% of chaff
Related Links
Note: The external links below are non a function of this site and their content is not the responsibility of this site- Calcite
- Healthworld Online - Calcium
- Information nearly calcium carbonate
- Contains an "Introduction to Tungsten", among other things
MLA Format for Citing This Page
Bentor, Yinon. Element.com - Calcium. <http://www.chemicalelements.com/elements/ca.html>.
For more than information virtually citing online sources, please visit the MLA's Website.
This folio was created by Yinon Bentor.
Use of this web site is restricted by this site's license understanding.
Copyright © 1996-2012 Yinon Bentor. All Rights Reserved.
Ca Element Protons Neutrons Electrons,
Source: http://www.chemicalelements.com/elements/ca.html
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