Potassium
Atomic No:
19
Name:
Potassium  [pə'tæsiəm]
Formula:
K
Molar Mass:
39.0983

Potassium element has 19 protons, 20 neutrons and 19 electrons circling around. It is one of the Alkali metals and very reactive. In the open air, potassium metal will act with oxgen violently to produce potassium peroxide K2O2. The melting point of potassium metal is 63.5 ̊C.

» Common Potassium compounds:
• Potassium Permanganate, KMnO4
• Potassium Hydroxide, KOH
• Potassium Oxide, K2O
• Potassium Peroxide, K2O2
• Potassium Carbonate, K2CO3
• Potassium Dichromate, K2Cr2O7
• Potassium Iodide, KI


endmemo.com © 2017  Terms of Use | Home