Объяснение:
3) MgO, Na2O, Li2O, K2O, FeO, Fe2O3, P2O5, N2O5, Mn2O3
4) NH3 - N(III)H(I), PH3 - P(III)H(I), HCl- H(I)Cl(I), SiH4 - Si(IV)H(I), H2S - H(I)S(II)
5) Zn(II)S(II), Cu(I)S(II), Al(III)S(II), Sn(IV)S(II), P(V)S(II), Hg(II)O(II), K(I)S(II), B(III)O(II), Zn(II)O(II), Mn(IV)O(II), Ni(II)O(II), Cu(I)O(II), Sn(IV)O(II), Ni(III)O(II),
S(IV)O(II), As(V)O(II), Cl(VII)O(II)
