Difference between revisions of "Palladium"

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'''Palladium''' is a chemical [[element]] with the chemical symbol '''Pd''' and the [[atomic number]] 46. It is a rare [[transition metal]] that was discovered in 1804.<ref>{{cite web|url=http://www.rings4love.com/education-metals.php#palladium|title=History of Palladium|year=2013|publisher=RFL|language=English|accessdate=27 January 2015|quote=Palladium was discovered by the British chemist William Hyde Wollaston in 1804}}</ref> Some of its many practical uses include [[catalyst]]s, [[electronics]], use in blood sugar test strips <ref>http://www.periodictable.com/Elements/046/pictures.html</ref>, [[coin]]s, [[photography]] and dental casting.<ref name="SchmalzBindslev2008">{{cite book|last1=Schmalz|first1=Gottfried|last2=Bindslev|first2=Dorthe Arenholt|title=Biocompatibility of Dental Materials|url=http://books.google.com/books?id=mrreTHuo54wC&pg=PA246|accessdate=27 January 2015|date=10 October 2008|publisher=Springer Science & Business Media|language=English |isbn=9783540777823|page=246|quote=Palladium is a very common component of dental casting alloys of all types, and its use increases periodically in response to the increased cost of gold.}}</ref> It is most often mined in the [[Ural Mountains]], [[South Africa]], and [[Ontario]].
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'''Palladium''' is a chemical [[element]] with the chemical symbol '''Pd''' and the [[atomic number]] 46. It is a rare [[transition metal]] that was discovered in 1804.<ref>{{cite web|url=http://www.rings4love.com/education-metals.php#palladium|title=History of Palladium|year=2013|publisher=RFL|language=English|accessdate=27 January 2015|quote=Palladium was discovered by the British chemist William Hyde Wollaston in 1804.}}</ref> Some of its many practical uses include [[catalyst]]s, [[electronics]], use in blood sugar test strips <ref>http://www.periodictable.com/Elements/046/pictures.html</ref>, [[coin]]s, [[photography]] and dental casting.<ref name="SchmalzBindslev2008">{{cite book|last1=Schmalz|first1=Gottfried|last2=Bindslev|first2=Dorthe Arenholt|title=Biocompatibility of Dental Materials|url=http://books.google.com/books?id=mrreTHuo54wC&pg=PA246|accessdate=27 January 2015|date=10 October 2008|publisher=Springer Science & Business Media|language=English |isbn=9783540777823|page=246|quote=Palladium is a very common component of dental casting alloys of all types, and its use increases periodically in response to the increased cost of gold.}}</ref> It is most often mined in the [[Ural Mountains]], [[South Africa]], and [[Ontario]].
  
 
==See Also==
 
==See Also==

Revision as of 03:49, January 27, 2015

Palladium
Properties
Atomic symbol Pd
Atomic number 46
Classification Transition metal
Atomic mass 106.42 amu
Number of Stable Isotopes 7
Density (grams per cc) 12.023 g/cm^3
Other Information
Date of discovery 1802
Name of discoverer William Hyde Wollaston
Name origin After the asteroid Pallas
Uses Catalytic converters, blood sugar test strips.
Obtained from Platinum-group Ore bodies.


Palladium is a chemical element with the chemical symbol Pd and the atomic number 46. It is a rare transition metal that was discovered in 1804.[1] Some of its many practical uses include catalysts, electronics, use in blood sugar test strips [2], coins, photography and dental casting.[3] It is most often mined in the Ural Mountains, South Africa, and Ontario.

See Also

References

  1. ↑ History of Palladium (English). RFL (2013). Retrieved on 27 January 2015. “Palladium was discovered by the British chemist William Hyde Wollaston in 1804.”
  2. ↑ http://www.periodictable.com/Elements/046/pictures.html
  3. ↑ (10 October 2008) Biocompatibility of Dental Materials (in English). Springer Science & Business Media. ISBN 9783540777823. Retrieved on 27 January 2015. “Palladium is a very common component of dental casting alloys of all types, and its use increases periodically in response to the increased cost of gold.” 


Periodic Table of the Elements
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
1
H
1.008
2
He
4.003
3
Li
6.939
4
Be
9.0122
5
B
10.811
6
C
12.011
7
N
14.007
8
O
15.999
9
F
18.998
10
Ne
10.183
11
Na
22.99
12
Mg
24.312
13
Al
26.982
14
Si
28.086
15
P
30.974
16
S
32.064
17
Cl
35.453
18
Ar
39.948
19
K
39.102
20
Ca
40.08
21
Sc
44.956
22
Ti
47.9
23
V
50.942
24
Cr
51.996
25
Mn
54.938
26
Fe
55.847
27
Co
58.933
28
Ni
58.71
29
Cu
63.546
30
Zn
65.37
31
Ga
69.72
32
Ge
72.59
33
As
74.922
34
Se
78.96
35
Br
79.904
36
Kr
83.8
37
Rb
85.47
38
Sr
87.62
39
Y
88.905
40
Zr
91.22
41
Nb
92.906
42
Mo
95.94
43
Tc
[97]
44
Ru
101.07
45
Rh
102.91
46
Pd
106.4
47
Ag
107.87
48
Cd
112.4
49
In
114.82
50
Sn
118.69
51
Sb
121.75
52
Te
127.6
53
I
126.9
54
Xe
131.3
55
Cs
132.91
56
Ba
137.34
57*
La
138.91
72
Hf
178.49
73
Ta
180.95
74
W
183.85
75
Re
186.2
76
Os
190.2
77
Ir
192.2
78
Pt
195.09
79
Au
196.97
80
Hg
200.59
81
Tl
204.37
82
Pb
207.19
83
Bi
208.98
84
Po
210
85
At
210
86
Rn
222
87
Fr
215
88
Ra
226.03
89**
Ac
227.03
104
Rf
[261]
105
Db
[262]
106
Sg
[266]
107
Bh
[264]
108
Hs
[265]
109
Mt
[268]
110
Dt
[271]
111
Rg
[272]
112
Cn
[277]
113
Nh
[284]
114
Fv
[289]
115
Mc
[288]
116
Lv
[292]
117
Ts
[293]
118
Og
[294]
 
*Lanthanides
58
Ce
140.12
59
Pr
140.91
60
Nd
144.24
61
Pm
145
62
Sm
150.35
63
Eu
151.96
64
Gd
157.25
65
Tb
158.92
66
Dy
162.5
67
Ho
164.93
68
Er
167.26
69
Tm
168.93
70
Yb
173.04
71
Lu
174.97
 
**Actinides
90
Th
232.04
91
Pa
231
92
U
238.03
93
Np
237.05
94
Pu
239.05
95
Am
241.06
96
Cm
244.06
97
Bk
249.08
98
Cf
252.08
99
Es
252.08
100
Fm
257.1
101
Md
258.1
102
No
259.1
103
Lr
262.11
 
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