sˌʌm ʌv ðiːz hæv aɪˈɑːnɪk kˌæɹɪktɚɹˈɪstɪks: tˈeɪkɪŋ ðɪ ˈælɔɪz wɪð ɡˈoʊld, ðə mˈoʊst ᵻlˈɛktɹoʊŋɡətˌɪv ʌv mˈɛɾəlz, æz ɐn ɛɡzˈæmpəl, nˈɑː ˌoʊ ænd kˈaʊ ɑːɹ mətˈælɪk, bˌʌt ˌɑːɹbˈiː ˌoʊ ænd sˌiːˈɛs ˌoʊ ɑːɹ sˌɛmɪkəndˈʌktɚz.
Some of these have ionic characteristics: taking the alloys with gold, the most electronegative of metals, as an example, NaAu and KAu are metallic, but RbAu and CsAu are semiconductors.