The 1s1 electron configuration of hydrogen, while analogous to that of the alkali metals (ns1), is unique because there is no 1p subshell.
ðə wˈʌn z wˈʌn ᵻlˈɛktɹɑːn kənfˌɪɡjɚɹˈeɪʃən ʌv hˈaɪdɹədʒən, wˌaɪl ɐnˈæləɡəs tə ðæt ʌvðɪ ˈælkəlˌaɪ mˈɛɾəlz ˌɛnˈɛs wˈʌn, ɪz juːnˈiːk bɪkˈʌz ðɛɹ ɪz nˈoʊ wˈʌn pˈiː sˈʌbʃɛl.