Difference between revisions of "Phosphorus"
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: [[Phosphorus]] is [[solid]] at [[STP|standard temperature and pressure]]. | : [[Phosphorus]] is [[solid]] at [[STP|standard temperature and pressure]]. | ||
: [[Phosphorus]] is highly [[Reactivity|reactive]] in the presence of [[Oxygen]]. | : [[Phosphorus]] is highly [[Reactivity|reactive]] in the presence of [[Oxygen]]. | ||
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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 ''Phosphorus, pages 35, 47, GCSE Chemistry; Student Book, Collins, AQA ''] | ||
Revision as of 21:12, 10 November 2019
Contents
Key Stage 2
Meaning
Phosphorus is a solid.
Key Stage 3
Meaning
Phosphorus is a Group 5 non-metal element, on the Periodic Table, with an atomic number of 15.
About Phosphorus
- Phosphorus has the chemical symbol P.
Molecular Structure
- The chemical formula for a Phosphorus molecule is P4.
Atomic Structure
- Phosphorus has 15 protons and 16 neutrons in its nucleus giving it an atomic number of 15 and a atomic mass of 31.
- Phosphorus is in Period 3 of the Periodic Table because it has 3 electron shells.
Properties
- Phosphorus is a solid at room temperature.
- Phosphorus reacts rapidly in the presence of Oxygen and it used in matches.
Key Stage 4
Meaning
Phosphorus is a Group 5 non-metal element, on the Periodic Table, with 15 protons in the nucleus.
About Phosphorus
- Phosphorus has the chemical symbol P.
Molecular Structure
- The chemical formula for a Phosphorus molecule is P4.
- Phosphorus forms a covalent bond with 3 other Phosphorus atoms to produce a simple covalent molecule.
Atomic Structure
- The most common stable isotope of Phosphorus has 16 neutrons in its nucleus giving it an atomic mass of 31.
- Phosphorus is in Period 3 of the Periodic Table because it has 3 electron shells.
- Phosphorus has 5 electrons in its outer shell and needs 3 more electrons to get a full outer shell so it can form 3 bonds with other atoms.
Properties
- Phosphorus is solid at standard temperature and pressure.
- Phosphorus is highly reactive in the presence of Oxygen.