Columbium
Nb
Niobium
Nb
1
  
 
Real, long lived, electronically neutral reagent chemical.

Gram formula weight (molecular mass) = 92.906
Melting point = 2415 °C
Boiling point = 3300 °C
Solubility in organics = insoluble


Wikipedia Page:

Niobium
is defined with respect to the entities below:
The entities below are defined with respect to:
Niobium
Group 5 element (generic)


Metallic element (generic)


Mono-bond type material (generic)


Period 5 element (generic)


Transition metal (generic)


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