Other "pseudo-alkali metals" include the alkylammonium cations, in which some of the hydrogen atoms in the ammonium cation are replaced by alkyl or aryl groups.
ˈʌðɚ "sˈuːdoʊˈælkəlˌaɪ mˈɛɾəlz" ɪŋklˈuːd ðɪ ˌælkɪlɐmˈoʊniəm kˈæɾaɪənz, ɪnwˌɪtʃ sˌʌm ʌvðə hˈaɪdɹədʒən ˈæɾəmz ɪnðɪ æmˈoʊniəm kˈæɾaɪən ɑːɹ ɹᵻplˈeɪst baɪ ˈælkaɪl ɔːɹ ˈɑːɹɹɪl ɡɹˈuːps.