K
Potassium
Chikamu 19 · 39.098 u
Potassium isimbi inonyanya kukosha yealkali metal inobatsira hutano hwemasimba uye mishonga.
Maitiro ekushandisa
| Atomic radius: | 39.098 u |
| Kuomarara | 0.862 g/cm³ |
| Kutonhora Point | 336.53 K |
| Kutonhora Point | 1032.0 K |
| Kuoneka | Silvery- white metallic |
| State at Room Temp | _Kukanganisa: |
Chemical zvinhu
| Electronegativity | 0.82 (Pauling) |
| 1st Ionization Energy | 418.8 kJ/mol |
| Electronegativity: | 48.4 kJ/mol |
| Oxygen | +1 |
Atomic Properties
| Kuisa Kugadzirisa | [Ar] 4s1 |
| Atomic radius: | 227.0 pm |
| Covalent Radius | 203.0 pm |
| Van der Waals radius | 275.0 pm |
Discovery
| Yakawanikwa ne | Humphry Davy |
| Kuonekwa kwegore | 1807 |
| _Panzvimbo: | London, England |
| Akapihwa zita mushure me | Chirungu 'potash'; chiratidzo K kubva kuLatin 'kalium' |
Nezve Potassium
Potassium is a soft, silvery-white metal that reacts vigorously with water. It is essential for all living cells, playing a critical role in nerve transmission, muscle contraction, and fluid balance. It was the first metal isolated by electrolysis.
Mashandisiro & Maapplication
Mapurasitiki (potash), sopo, powder, kugadzira girazi, kuchengeta zvinhu, uye IV fluids.
Nhoroondo yemitambo
Bananas zvakakurumbira zvakabatanidzwa ne potassium, asi avocados uye spinach zviri pachena kuti vane zvakawanda per kugovera.
Isotopes
| Mamwe marudzi ezvinyorwa | Kuwanda | Half-Life | _Kuchengeta |
| 39 | 0.932581% | - | _Ndiani |
| 40 | 0.000117% | 1.248 billion years | Hapana |
| 41 | 0.067302% | - | _Ndiani |
Kuisa Kugadzirisa
[Ar] 4s1