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Periodic Table
Picture of  Boron
 
 

 Atomic No. Order:e
[Picture]

 Alphabetic Order:
 

Boron  
Ground State Electron Configuration of  Boron
Symbol: B
Atomic Number: 5
Atomicmass: 10.81 g./mol
Electronegative (According to Pauling): 2.0
Density: 2.3 g.cm-3 at 20°C
Melting Point: 2076 °C
Boiling Point: 3927 °C
Venderwaals Radious: 0.098 nm
Ionic Radious: 0.027 nm
Isotopes: 2
Electronic Shell: [ He ] 2s2,2p1
Energy Of First Ionisation: 800.5 kJ./mol  

5

No of Protons
Standard Potential: Unknown

Electorn in Full Shell
Discoverd By: Discovered by Sir Humphry Davy and J.L Gay-Lussac in 1808

Electorn in Partial Shell
   
 
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