A
anhhaihung


Nối
A.Oxit 1. MgO: CaO; H2SO4
B. Bazo 2. SO3; CuO; CO
C. Axit 3. Ba(OH)2 ; Cu(OH)2; NaOH
D. Kiềm 4. Ba(OH)2; NaOH; KOH
5. H2SO4; HNO3;HCl
6.NaCl ; HCl ; S2CO3
A.Oxit 1. MgO: CaO; H2SO4
B. Bazo 2. SO3; CuO; CO
C. Axit 3. Ba(OH)2 ; Cu(OH)2; NaOH
D. Kiềm 4. Ba(OH)2; NaOH; KOH
5. H2SO4; HNO3;HCl
6.NaCl ; HCl ; S2CO3