base fraca
1. A chemical compound that only partially ionizes in aqueous solution and does not completely dissociate into ions, resulting in a pH less than 14 but greater than 7
Ammonia is a common weak base used in cleaning products.
Amônia é uma base fraca comum usada em produtos de limpeza.
2. A substance that accepts protons from water molecules but does not fully ionize, establishing an equilibrium between the molecular and ionic forms
The weak base methylamine only partially dissociates in solution.
A base fraca metilamina se dissocia apenas parcialmente em solução.
The term 'weak base' is part of standard chemistry vocabulary taught in secondary and higher education in both Brazil and Portugal. It is a technical term with no colloquial variations and is used consistently across scientific communities in Portuguese-speaking countries.
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →