а) Na1112O, Ca222O, Cu1112O, N3332O3 б) C444H4, P333H3, Na111H, Al333H3 в) N333H3, P3332O3, S666O3, H2S222, Si444H4, Si444O2
а) Na1112O, Ca222O, Cu1112O, N3332O3 б) C444H4, P333H3, Na111H, Al333H3 в) N333H3, P3332O3, S666O3, H2S222, Si444H4, Si444O2