Quyidagilar orasidan faol (aktiv) metallarning tuzlari berilgan qatorn

A) 3, 5, 8, 9

52. (v11-119-32) Quyidagilar orasidan faol (aktiv) metallarning tuzlari berilgan qatorni korsating: 1) PbS; 2) NaOH; 3) CaS04; 4) FeS2; 5) FeS04; 6) CaC03; 7) BaS04; 8) NaCl; 9) KCI. A) 3, 5, 8, 9 B) 2, 3, 6, 7, 8 C)3, 6, 7, 8, 9
D) 1, 3, 6,7, 8