##  [pKa](/pka) 

  ##  [pKa](https://natural.quantumdictionary.io/pka-0) 

  

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**Natural & Formal Sciences Dictionary**

 







 

 

 

 



 

 

 

 

Definition

Negative base-10 logarithm of an acid dissociation constant (Ka) for a specific proton transfer equilibrium; numerically expresses the tendency of a given proton to dissociate under standard conditions.