B1
Oxxit baizo--->bazo tương ứng
BaO-->Ba(OH)2
Cr2O3-->Cr(OH)3
Na2O--->NaOH
ZnO--->Zn(OH)2
Li2O--->LiOH
B2
oxit axit--->axit tương ứng
CO2--->H2CO3
SO3-->H2SO4
N2O5--->HNO3
Mn2O7----> HMnO4
Câu 1:
Ba(OH)2
Cr(OH)3
NaOH
Zn(OH)2
LiOH
Câu 2:
CO2: H2CO3
SO3: H2SO4
N2O5: HNO3
Mn2O7: HMnO4