Difference between revisions of "Gold"
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==Beyond the Curriculum== | ==Beyond the Curriculum== | ||
{{#ev:youtube|https://www.youtube.com/watch?v=jf_4z4AKwJg}} | {{#ev:youtube|https://www.youtube.com/watch?v=jf_4z4AKwJg}} | ||
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+ | ===References=== | ||
+ | ====AQA==== | ||
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+ | :[https://www.amazon.co.uk/gp/product/0008158762/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0008158762&linkCode=as2&tag=nrjc-21&linkId=a0fffa35b3ea49a63404f6704e0df7cc ''Gold, pages 16, 22-3, 34, 48, 59, 87-8, 130, 134, 136, GCSE Chemistry; Student Book, Collins, AQA ''] |
Revision as of 01:09, 6 November 2019
Contents
Key Stage 2
Meaning
Key Stage 3
Meaning
Gold is a transition metal element, on the Periodic Table, with an atomic number of 79.
About Gold
Molecular Structure
- Gold has the chemical symbol Au.
- Gold atoms join together in large numbers to form a giant metal molecule.
Atomic Structure
- Gold as 79 protons and 118 neutrons in its nucleus giving it an Atomic Number of 79 and an atomic mass of 197.
- Gold is in Period 6 of the Periodic Table because it has 6 electron shells.
Properties
- Gold is a metal element so it is a good thermal conductor and a good electrical conductor.
- Gold is a shiny solid at room temperature.
- Gold is malleable.
- Gold is sonorous.
- Gold is ductile.
Key Stage 4
Meaning
Gold is a transition metal element, on the Periodic Table, with 79 protons in the nucleus.
About Gold
Molecular Structure
- Gold has the chemical formula Au.
- Gold atoms join together in a giant metallic structure.
Atomic Structure
- The most stable isotope of Gold has 118 neutrons in its nucleus giving it an atomic mass of 197.
- Gold is in Period 6 of the Periodic Table because it has 6 electron shells.
- Gold loses electrons to form positive metal ions.
Properties
- Gold forms ionic bonds with non-metals.
- Gold is a metal element so it is a good thermal conductor and a good electrical conductor.
- Gold is a shiny solid at standard temperature and pressure and has a high melting point.
- Gold is malleable.
- Gold is sonorous.
- Gold is ductile.