Name:

Potassium

Symbol:

K

Latin Name:

Kalium

Atomic Number:

19

Average Atomic Mass:

39.1 amu

# Protons:

19

# Electrons (neutral atom):

19

# Neutrons (most common isotope):

20

Common Ion(s):

K+1  

Common Isotopes:

---  

Electronegativity:

0.8  

Ionic radius:

133 pm  

Atomic Radius:

227 pm  

Ionization Energy:

418.8 kj/mol  

Common Compounds:

KNO3  

Common Uses:

Fertilizers, Gun Powder  
     


| Home | | Periodic Table & Elements | | Groups |
| Alkali Metals | | Alkaline Earth Metals | | Halogens | | Noble Gases |
| Other Metals | | Other Non-Metals |
 

Created By: Mrs. D. M. Spering
 Created: March 25th, 2004
 Revised: May 2006
 Abington Senior High School
 Science Department
 Email Mrs. Spering