Difference between revisions of "Argon"
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[[Argon]] is a [[gas]]. | [[Argon]] is a [[gas]]. | ||
==Key Stage 3== | ==Key Stage 3== | ||
| + | [[File:ArgonSymbol1.png|right|300px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Argon]].]] | ||
| + | [[File:Argon2dWK.PNG|right|200px|thumb|A 2 dimensional representation of a [[Argon]] [[atom]] with 18 [[proton]]s and 22 [[neutron]]s in the [[Atomic Nucleus|nucleus]] and 18 [[electron]]s orbiting the [[Atomic Nucleus|nucleus]].]] | ||
===Meaning=== | ===Meaning=== | ||
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[[Argon]] is a [[Group 0]] [[element]], on the [[Periodic Table]], with an [[Atomic Number|atomic number]] of 18. | [[Argon]] is a [[Group 0]] [[element]], on the [[Periodic Table]], with an [[Atomic Number|atomic number]] of 18. | ||
===About Argon=== | ===About Argon=== | ||
Revision as of 14:14, 12 March 2020
Contents
Key Stage 2
Meaning
Key Stage 3
Meaning
Argon is a Group 0 element, on the Periodic Table, with an atomic number of 18.
About Argon
- Argon has the chemical formula Ar.
- Argon has 18 protons and 22 neutrons in its nucleus giving it an Atomic Number of 18 and an atomic mass of 40.
- Argon is a Noble Gas.
- Argon is a gas at room temperature.
- An atom of Argon has a full outer shell of 8 electrons so it is inert.
Key Stage 4
Meaning
Argon is a Group 0 element, on the Periodic Table, with 18 protons in the nucleus.
About Argon
- Argon has the chemical formula Ar.
- The most stable isotope of Argon has 22 neutrons in its nucleus giving it an atomic mass of 40.
- Argon is a Noble Gas.
- Argon is a gas at standard temperature and pressure.
- An atom of Argon has a full outer shell of 8 electrons so it is inert.
References
AQA
- Argon, page 59, GCSE Physics; Student Book, Collins, AQA'
- Argon, pages 40-1, 58, 294-5, GCSE Chemistry; Student Book, Collins, AQA'