![[ATOM]](atom.gif) |
Palladium
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Information valid for Pd-106 unless otherwise noted
Basic Information
Symbol: Pd
Atomic Number: 46
Mass: 106.42
Melting Point: 1552.0 C
Boiling Point: 2927.0 C
Number of Protons/Electrons: 46
Number of Neutrons: 60
Classification: Transition Metal
Crystal Structure: Cubic
Density @ 293 K: 12.02 g/cm3
Color: white
Atomic Structure
![[Bohr Model of Palladium]](b0046.gif) |
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Number of Energy Levels: 5
First Energy Level: 2
Second Energy Level: 8
Third Energy Level: 18
Fourth Energy Level: 18
Fifth Energy Level: 0
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Isotopes
| Isotope |
Half Life |
| Pd-102 |
Stable |
| Pd-103 |
16.99 days |
| Pd-104 |
Stable |
| Pd-105 |
Stable |
| Pd-106 |
Stable |
| Pd-107 |
6500000.0 years |
| Pd-108 |
Stable |
| Pd-109 |
13.5 hours |
| Pd-110 |
Stable |
Facts
Date of Discovery: 1803
Discoverer: William Wollaston
Name Origin: From the Greek goddess of wisdom (Pallas) and after an
asteroid
Uses: jewelry, medical instruments
Obtained From: platinum, nickel, copper, mercury ores