Difference between revisions of "Praeseodymium"
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: [[Praeseodymium]] is [[ductile]]. | : [[Praeseodymium]] is [[ductile]]. | ||
==Key Stage 4== | ==Key Stage 4== | ||
+ | [[File:PrKS4.PNG|right|200px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Praeseodymium]].]] | ||
===Meaning=== | ===Meaning=== | ||
[[Praeseodymium]] is a [[Lanthanide]] [[metal]] [[element]], on the [[Periodic Table]], with 59 [[proton]]s in the [[Atomic Nucleus|nucleus]]. | [[Praeseodymium]] is a [[Lanthanide]] [[metal]] [[element]], on the [[Periodic Table]], with 59 [[proton]]s in the [[Atomic Nucleus|nucleus]]. |
Latest revision as of 14:44, 5 March 2020
Contents
Key Stage 2
Meaning
Praeseodymium is a metal.
Key Stage 3
Meaning
Praeseodymium is a Lanthanide metal element, on the Periodic Table, with an atomic number of 59.
About Praeseodymium
Molecular Structure
- Praeseodymium has the chemical symbol Pr.
- Praeseodymium atoms join together in large numbers to form a giant metal molecule.
Atomic Structure
- Praeseodymium as 59 protons and 82 neutrons in its nucleus giving it an Atomic Number of 59 and an atomic mass of 141.
- Praeseodymium is in Period 6 of the Periodic Table because it has 6 electron shells.
Properties
- Praeseodymium is a metal element so it is a good thermal conductor and a good electrical conductor.
- Praeseodymium is a shiny solid at room temperature.
- Praeseodymium is malleable.
- Praeseodymium is sonorous.
- Praeseodymium is ductile.
Key Stage 4
Meaning
Praeseodymium is a Lanthanide metal element, on the Periodic Table, with 59 protons in the nucleus.
About Praeseodymium
Molecular Structure
- Praeseodymium has the chemical formula Pr.
- Praeseodymium atoms join together in a giant metallic structure.
Atomic Structure
- The most stable isotope of Praeseodymium has 82 neutrons in its nucleus giving it an atomic mass of 141.
- Praeseodymium is in Period 6 of the Periodic Table because it has 6 electron shells.
- Praeseodymium loses electrons to form positive metal ions.
Properties
- Praeseodymium forms ionic bonds with non-metals.
- Praeseodymium is a metal element so it is a good thermal conductor and a good electrical conductor.
- Praeseodymium is a shiny solid at standard temperature and pressure and has a high melting point.
- Praeseodymium is malleable.
- Praeseodymium is sonorous.
- Praeseodymium is ductile.