Ethanoic acid is a weak electrolyte. A weak electrolyte is an electrolyte that does not completely dissociate in aqueous solution. HC2​H3​O2​ (acetic acid), H2​CO3​ (carbonic acid), NH3​ (ammonia) and H3​PO4​ (phosphoric acid) are all examples of weak electrolyte. Weak acids and weak bases are weak electrolytes.