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K
Potassium
Atomic Z: 19 · Mass A: 39
Proton (p⁺)
Neutron (n⁰)
Electron (e⁻)
K
Potassium
Z = 19
Mass A = 39 u · Alkali Metal
Protons (p⁺)
19 Neutrons (n⁰)
20 Electrons (e⁻)
19 Orbit Velocity1.0x
Orbit Rings
Nucleus Glow
Select Element (29)
Scientific Summary
Highly reactive soft alkali metal vital for nerve signal transmission and fluid balance in living cells.
Did You Know?
Bananas contain natural potassium-40, making them very slightly radioactive!
Practical Applications
Nerve Impulse Transmission
NPK Crop Fertilizers
Potassium Hydroxide Soap
Glass Strengthening
Discovered By: Humphry DavyYear: 1807