Cứu mik đi BaCO3 → 2/ AgNO3 + BaCl2 → 3/ Zn(OH)2 → 4/ Mg + ZnSO4 → 5/ AlCl3 + NaOH → 6/ K2SO3 + HCl →

2 câu trả lời

Bạn tham khảo!

$\text{2) 2AgNO3+BaCl2$\rightarrow$Ba(NO3)2+2AgCl↓}$

$\rightarrow$ $\text{Muối+Muối$\rightarrow$2 muối mới}$

$\text{3) Zn(OH)2$\xrightarrow{t^o}$ZnO+H2O}$

$\rightarrow$ $\text{Bazo không tan bị nhiệt phân hủy tạo Oxit Bazo và nước}$

$\text{4) Mg+ZnSO4$\rightarrow$MgSO4+Zn}$

$\rightarrow$ $\text{Kim loại+Muối$\rightarrow$Muối mới+Kim loại mới}$

$\text{5) AlCl3+3NaOH$\rightarrow$Al(OH)3↓+3NaCl}$

$\rightarrow$ $\text{Muối+Bazo$\rightarrow$Muối mới+Bazo mới}$

$\text{6) K2SO3+2HCl$\rightarrow$2KCl+H2O+SO2}$

$\rightarrow$ $\text{Muối+Axit$\rightarrow$Muối mới+Axit mới}$

#TRANPHAMGIABAO

Đáp án:

BaCO3 →BaO+CO2

2AgNO3 + BaCl2 →2AgCl+Ba(NO3)2

Mg + ZnSO4 →MgSO4+Zn

AlCl3 + 3NaOH →Al(OH)3+3NaCl

K2SO3 + 2HCl → 2KCl+SO2+H2O

Giải thích các bước giải:

 

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