Difference between revisions of "Argon"
(→Key Stage 4) |
|||
| Line 22: | Line 22: | ||
: [[Argon]] is a [[gas]] at [[STP|standard temperature and pressure]]. | : [[Argon]] is a [[gas]] at [[STP|standard temperature and pressure]]. | ||
: An [[atom]] of [[Argon]] has a full [[Outer Shell|outer shell]] of 8 [[electron]]s so it is [[inert]]. | : An [[atom]] of [[Argon]] has a full [[Outer Shell|outer shell]] of 8 [[electron]]s so it is [[inert]]. | ||
| + | |||
| + | ===References=== | ||
| + | ====AQA==== | ||
| + | :[https://www.amazon.co.uk/gp/product/0008158770/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0008158770&linkCode=as2&tag=nrjc-21&linkId=ec31595e720e1529e49876c3866fff6e ''Argon, page 59, GCSE Physics; Student Book, Collins, AQA'] | ||
| + | :[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 ''Argon, pages 40-1, 58, 294-5, GCSE Chemistry; Student Book, Collins, AQA'] | ||
Revision as of 18:47, 27 October 2019
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.