Calcium - Revision history

Miros1 at 03:48, 17 November 2021

2021-11-17T03:48:40Z

Michel Lamontagne at 16:45, 26 January 2021

2021-01-26T16:45:37Z

Silverwurm: removed stub note

2011-09-02T19:17:40Z

removed stub note

Silverwurm: Added Lunar Production and Use section

2011-08-16T08:24:45Z

Added Lunar Production and Use section

Farred: adding resistivity

2010-11-10T23:25:51Z

adding resistivity

Strangelv: category capitalization fix

2008-10-21T12:37:19Z

category capitalization fix

Strangelv: 1 revision(s)

2007-02-12T03:59:45Z

1 revision(s)

New page

{{Element |
name=Calcium |
symbol=Ca |
available= |
need=essential |
number=20 |
mass=40.078 |
group=2 |
period=4 |
phase=Solid |
series=Alkaline earth metals |
density=1.55 g/cm3 |
melts=1115K, 842°C, 1548°F |
boils=1757K, 1484°C, 2703°F |
isotopes=40 42 43 44 46 48 |
prior=[[Potassium|K]] |
next=[[Scandium|Sc]] |
above=[[Magnesium|Mg]] |
aprior=[[Sodium|Na]] |
anext=N/A |
below=[[Strontium|Sr]] |
bprior=[[Rubidium|Rb]] |
bnext=[[Yttrium|Y]] |
radius=180 |
bohr=194 |
covalent=174 |
vdwr= |
irad=(+2) 100 |
ipot=6.11 |
econfig=1s2 2s2 2p6 3s2 3p6 4s2 |
eshell=2, 8, 8, 2 |
enega=1 |
eaffin=0.04 |
oxstat=2 |
magn=Paramagnetic |
cryst=Face centered cubic |
}}
'''Calcium''' is a Alkaline earth metal in group 2.
It has a Face centered cubic crystalline structure.
This element has 7 stable isotopes: 40, , 42, 43, 44, 46, and 48.
 

{{Autostub}}
[[Category:Paramagnetic Elements]]
[[Category:Solids]]
[[Category:Alkaline earth metals]]
[[Category:Critical and Essential Elements]]

← Older revision		Revision as of 03:48, 17 November 2021
Line 43:		Line 43:

	==Lunar Production and Use==		==Lunar Production and Use==
−	Calcium makes up a significant percentage of the lunar crust, and is expected to be a major byproduct of [[Lunar Aluminium Production\|lunar aluminum production]]. By mass, calcium is a better [[electrical conductor]] than both copper and aluminum, and could find uses in electrical wiring. However, as it is highly reactive with oxygen, any use in this manner would be limited to the lunar vacuum or areas containing an inert atmosphere.	+	Calcium makes up a significant percentage of the lunar crust, and is expected to be a major byproduct of [[Lunar Aluminium Production\|lunar aluminum production]]. By mass, calcium is a better [[Electrical_Conductors\|electrical conductor]] than both copper and aluminum, and could find uses in electrical wiring. However, as it is highly reactive with oxygen, any use in this manner would be limited to the lunar vacuum or areas containing an inert atmosphere.

@@ Line 38: / Line 38: @@
 '''Calcium''' is a Alkaline earth metal in group 2.
 It has a Face centered cubic crystalline structure.
-This element has 7 stable isotopes: 40, , 42, 43, 44, 46, and 48.
+This [[Periodic Table of the Elements|element]] has 7 stable isotopes: 40, , 42, 43, 44, 46, and 48.
-Its resistivity is 3.91 E-6 ohm cm <ref> [http://www.americanelements.com/ca.html American Elements: Calcium Supplier & Technical Information] </ref>
+Its resistivity is 3.91 E-6 ohm cm <ref>[http://www.americanelements.com/ca.html American Elements: Calcium Supplier & Technical Information] </ref>
-== Lunar Production and Use ==
+==Lunar Production and Use==
 Calcium makes up a significant percentage of the lunar crust, and is expected to be a major byproduct of [[Lunar Aluminium Production|lunar aluminum production]]. By mass, calcium is a better [[electrical conductor]] than both copper and aluminum, and could find uses in electrical wiring. However, as it is highly reactive with oxygen, any use in this manner would be limited to the lunar vacuum or areas containing an inert atmosphere.
@@ Line 51: / Line 50: @@
-== Reference ==
+==Reference==
-<references/>
+<references />
-<BR/><BR/>
+<BR /><BR />
 [[Category:Paramagnetic Elements]]
@@ Line 59: / Line 58: @@
 [[Category:Alkaline Earth Metals]]
 [[Category:Critical and Essential Elements]]
 <!-- Generated by a gamma candidate version of Autostub2 (Test 9) -->

@@ Line 2: / Line 2: @@
 name=Calcium                                                                                                                                                                                               |
 symbol=Ca                                                                                                                                                                                                  |
-available=                                                                                                                                                                                                 |
+available=abundant                                                                                                                                                                                                 |
 need=essential                                                                                                                                                                                             |
 number=20                                                                                                                                                                                                  |
@@ Line 40: / Line 40: @@
 This element has 7 stable isotopes: 40, , 42, 43, 44, 46, and 48.
 Its resistivity is 3.91 E-6 ohm cm <ref> [http://www.americanelements.com/ca.html American Elements: Calcium Supplier & Technical Information] </ref>