K
Potassium
Izinto 19 · 39.098 u
I-potassium yi-alkali metal ebalulekileyo ebalulekileyo kwimisebenzi yezintso kunye nemisipha.
Iimpawu Zobuchopho
| Ii-atom | 39.098 u |
| Uxinano | 0.862 g/cm³ |
| Incopho yokubila: | 336.53 K |
| Incopho yokubila: | 1032.0 K |
| Ukubonakala | I-silvery-white metallic |
| I-State at Room Temp | I-Solid |
Iimpawu zekhemikhali
| Electronegativity | 0.82 (I-Polygon) |
| I-Ionization Energy | 418.8 kJ/mol |
| Electronegativity: | 48.4 kJ/mol |
| Iindawo zokuthambisa | +1 |
Iimpahla zephetshana elichazayo:
| Uqwalaselo lwe Electron | [Ar] 4s1 |
| Atomic radius: | 227.0 pm |
| I-Covalent Radius | 203.0 pm |
| I-Van der Waals Radius | 275.0 pm |
Ukufumana kwakhona
| Ifunyenwe Ngu | Humphry Davy |
| Unyaka Wophando | 1807 |
| Indawo | London, England |
| Igama Elilandelayo | Isingesi 'potash'; uphawu K ukusuka kwisiLatini 'kalium' |
I-About Potassium
I-potassium yintsimbi ethambileyo, emhlophe emhlophe ephendula ngokuqinileyo ngamanzi. Ibalulekile kuzo zonke iiseli eziphilayo, idlala indima ebalulekileyo kuthutho lweenkumbulo, ukuxinana kwamathambo, kunye nokuzinzisa amanzi. Yaye yeyona ntsimbi yokuqala ehlukaniswe nge-electrolysis.
Iinkqubo
Ii-fertilizers (i-potassium), i-soap, i-gunpowder, ukwenziwa kweglasi, ukugcina ukudla, kunye ne-IV yezonyango.
Inyathelo 1:
Iibhanana zithandwa kakhulu ngenxa yepotassium, kodwa i-avocado ne-spinach ziquka i-potassium eninzi kwisonka ngasinye.
I-Isotopes
| Inani le-Mass | Uninzi | Ixesha eliphakathi | Iqinile |
| 39 | 0.932581% | - | Ewe |
| 40 | 0.000117% | 1.248 billion years | Akukho nanye |
| 41 | 0.067302% | - | Ewe |
Uqwalaselo lwe Electron
[Ar] 4s1