........... ................
Li(I)Br(I).
S(VI)O(II)3.
Mg(II)O(II).
K(I)2O(II).
Pb(II)O(II).
Cr(VI)O(II)3.
Готово)
........... ................
Li(I)Br(I).
S(VI)O(II)3.
Mg(II)O(II).
K(I)2O(II).
Pb(II)O(II).
Cr(VI)O(II)3.
Готово)