Difference between revisions of "Hafnium"
Line 21: | Line 21: | ||
: [[Hafnium]] is [[ductile]]. | : [[Hafnium]] is [[ductile]]. | ||
==Key Stage 4== | ==Key Stage 4== | ||
+ | [[File:HfKS4.PNG|right|200px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Hafnium]].]] | ||
===Meaning=== | ===Meaning=== | ||
[[Hafnium]] is a [[Transition Metal|transition metal]] [[element]], on the [[Periodic Table]], with 72 [[proton]]s in the [[Atomic Nucleus|nucleus]]. | [[Hafnium]] is a [[Transition Metal|transition metal]] [[element]], on the [[Periodic Table]], with 72 [[proton]]s in the [[Atomic Nucleus|nucleus]]. |
Latest revision as of 11:48, 5 March 2020
Contents
Key Stage 2
Meaning
Key Stage 3
Meaning
Hafnium is a transition metal element, on the Periodic Table, with an atomic number of 72.
About Hafnium
Molecular Structure
- Hafnium has the chemical symbol Hf.
- Hafnium atoms join together in large numbers to form a giant metal molecule.
Atomic Structure
- Hafnium as 72 protons and 106 neutrons in its nucleus giving it an Atomic Number of 72 and an atomic mass of 178.
- Hafnium is in Period 6 of the Periodic Table because it has 6 electron shells.
Properties
- Hafnium is a metal element so it is a good thermal conductor and a good electrical conductor.
- Hafnium is a shiny solid at room temperature.
- Hafnium is malleable.
- Hafnium is sonorous.
- Hafnium is ductile.
Key Stage 4
Meaning
Hafnium is a transition metal element, on the Periodic Table, with 72 protons in the nucleus.
About Hafnium
Molecular Structure
- Hafnium has the chemical formula Hf.
- Hafnium atoms join together in a giant metallic structure.
Atomic Structure
- The most stable isotope of Hafnium has 106 neutrons in its nucleus giving it an atomic mass of 178.
- Hafnium is in Period 6 of the Periodic Table because it has 6 electron shells.
- Hafnium loses electrons to form positive metal ions.
Properties
- Hafnium forms ionic bonds with non-metals.
- Hafnium is a metal element so it is a good thermal conductor and a good electrical conductor.
- Hafnium is a shiny solid at standard temperature and pressure and has a high melting point.
- Hafnium is malleable.
- Hafnium is sonorous.
- Hafnium is ductile.