ðə haɪdɹˈeɪɾᵻd ˈɑːksaɪd, pˌiːdˈiː ˈoʊ.ˈɛn ˈeɪtʃ tˈuː ˈoʊ kæn biː pɹədˈuːst æz ɐ dˈɑːɹkjˈɛloʊ pɹɪsˈɪpᵻtˌeɪt baɪ ˈædɪŋ ˈælkəlˌaɪ tʊ ɐ səlˈuːʃən ʌv pɐlˈeɪdiəm nˈaɪtɹeɪt, pˌiːdˈiː nˈoʊ θɹˈiː tˈuː.
The hydrated oxide, PdO.nH2O can be produced as a dark-yellow precipitate by adding alkali to a solution of palladium nitrate, Pd(NO3)2.