Difference between revisions of "Erbium"
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| − | [[File: | + | [[File:ErbiumSymbol1.png|right|300px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Erbium]].]] |
[[Erbium]] is a [[Lanthanide]] [[metal]] [[element]], on the [[Periodic Table]], with an [[Atomic Number|atomic number]] of 68. | [[Erbium]] is a [[Lanthanide]] [[metal]] [[element]], on the [[Periodic Table]], with an [[Atomic Number|atomic number]] of 68. | ||
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: [[Erbium]] is [[ductile]]. | : [[Erbium]] is [[ductile]]. | ||
==Key Stage 4== | ==Key Stage 4== | ||
| + | [[File:ErKS4.PNG|right|200px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Erbium]].]] | ||
===Meaning=== | ===Meaning=== | ||
[[Erbium]] is a [[Lanthanide]] [[metal]] [[element]], on the [[Periodic Table]], with 68 [[proton]]s in the [[Atomic Nucleus|nucleus]]. | [[Erbium]] is a [[Lanthanide]] [[metal]] [[element]], on the [[Periodic Table]], with 68 [[proton]]s in the [[Atomic Nucleus|nucleus]]. | ||
| − | ===About | + | ===About Erbium=== |
====Molecular Structure==== | ====Molecular Structure==== | ||
: [[Erbium]] has the [[Chemical Formula|chemical formula]] [[Erbium|Er]]. | : [[Erbium]] has the [[Chemical Formula|chemical formula]] [[Erbium|Er]]. | ||
Latest revision as of 14:49, 5 March 2020
Contents
Key Stage 2
Meaning
Key Stage 3
Meaning
Erbium is a Lanthanide metal element, on the Periodic Table, with an atomic number of 68.
About Erbium
Molecular Structure
- Erbium has the chemical symbol Er.
- Erbium atoms join together in large numbers to form a giant metal molecule.
Atomic Structure
- Erbium as 68 protons and 99 neutrons in its nucleus giving it an Atomic Number of 68 and an atomic mass of 167.
- Erbium is in Period 6 of the Periodic Table because it has 6 electron shells.
Properties
- Erbium is a metal element so it is a good thermal conductor and a good electrical conductor.
- Erbium is a shiny solid at room temperature.
- Erbium is malleable.
- Erbium is sonorous.
- Erbium is ductile.
Key Stage 4
Meaning
Erbium is a Lanthanide metal element, on the Periodic Table, with 68 protons in the nucleus.
About Erbium
Molecular Structure
- Erbium has the chemical formula Er.
- Erbium atoms join together in a giant metallic structure.
Atomic Structure
- The most stable isotope of Erbium has 99 neutrons in its nucleus giving it an atomic mass of 167.
- Erbium is in Period 6 of the Periodic Table because it has 6 electron shells.
- Erbium loses electrons to form positive metal ions.
Properties
- Erbium forms ionic bonds with non-metals.
- Erbium is a metal element so it is a good thermal conductor and a good electrical conductor.
- Erbium is a shiny solid at standard temperature and pressure and has a high melting point.
- Erbium is malleable.
- Erbium is sonorous.
- Erbium is ductile.