Thus none of the three placements are entirely satisfactory, although group 1 is the most common placement (if one is chosen) because of the electron configuration and the fact that the hydron is by far the most important of all monatomic hydrogen species, being the foundation of acid-base chemistry.
ðˈʌs nˈʌn ʌvðə θɹˈiː plˈeɪsmənts ɑːɹ ɛntˈaɪɚli sˌæɾɪsfˈæktɚɹi, ɔːlðˈoʊ ɡɹˈuːp wˈʌn ɪz ðə mˈoʊst kˈɑːmən plˈeɪsmənt ɪf wˈʌn ɪz tʃˈoʊzən bɪkˈʌz ʌvðɪ ᵻlˈɛktɹɑːn kənfˌɪɡjɚɹˈeɪʃən ænd ðə fˈækt ðætðə hˈaɪdɹən ɪz baɪ fˈɑːɹ ðə mˈoʊst ɪmpˈoːɹtənt ʌv ˈɔːl mˌɑːnɐtˈɑːmɪk hˈaɪdɹədʒən spˈiːsiːz, bˌiːɪŋ ðə faʊndˈeɪʃən ʌv ˈæsɪdbˈeɪs kˈɛmɪstɹi.