A: KMnO4

B: K2MnO4

C: MnO2

D. O2

E: HCl

F: MnCl2

G: Cl2

H: KCl

I: KOH

L: H2

pư: (1) 2KMnO4 --> K2MnO4+MnO2+O2

(2) MnO2+4HCl --> MnCl2+Cl2+H2O

(3) KMnO4+8HCl -->KCl+MnCl2+\(\dfrac{5}{2}\)Cl2+4H2O

(4) KCl+H2O --> KOH+ \(\dfrac{1}{2}\)H2+\(\dfrac{1}{2}\)Cl2

(5) H2+Cl2 --> 2HCl

A : KMnO4

B : K2MnO4 

C : MnO2

D : O2

E : HCl : 

F : MnCl2

G : Cl2

H : KCl

I : KOH

L : H2

$2KMnO_4 \xrightarrow{t^o} K_2MnO_4 + MnO_2 + O_2$
$MnO_2 + 4HCl \xrightarrow{t^o} MnCl_2 + Cl_2 + 2H_2O$
$2KMnO_4 + 16HCl \to 2KCl + 2MnCl_2 + 5Cl_2 + 8H_2O$
$2KCl + 2H_2O \xrightarrow{đpdd,cmn} 2KOH + H_2 + Cl_2$

$H_2 + Cl_2 \xrightarrow{as} 2HCl$

CaO+H2O---->Ca(OH)2

Pt2 ko ổn lw

Na2CO3+2HCl----->2NaCl+H2O+CO2

2NaCl+H2SO4---->Na2SO4+2HCl

Na2SO4+BaCl2---->2NaCl+BaSO4

2NaCl+2H2O---->Cl2+H2+2NaOH

NaOH+HCl----->NaCl+H2O

2NaCl+H2SO4---->Na2SO4+2HCl

PTHH:CaO+H2O---->Ca(OH)2

Na2CO3+2HCl----->2NaCl+H2O+CO2

2NaCl+H2SO4---->Na2SO4+2HCl

Na2SO4+BaCl2---->2NaCl+BaSO4

2NaCl+2H2O---->Cl2+H2+2NaOH

NaOH+HCl----->NaCl+H2O

2NaCl+H2SO4---->Na2SO4+2HCl

#Walker

(1) CaC2 + 2H2O => C2H2 + Ca(OH)2

(2) C2H2 + H2 => (t^o,Pd) C2H4

(3) C2H4 + H2O => (t^o,H2SO4đ) C2H5OH

(4) C2H5OH + O2 => (men giấm) CH3COOH + H2O

(5) CH3COOH + C2H5OH => <pứ hai chiều> (xt:H2SO4đ, t^o) CH3COOC2H5 + H2O

\(\left(1\right)CaC_2+2H_2O\rightarrow Ca\left(OH\right)_2+C_2H_2\)

\(\left(2\right)C_2H_2+H_2\xrightarrow[to]{Ni}C_2H_4\)

\(C_2H_4+2H_2O\xrightarrow[30-35^oC]{men.rượu}C_2H_5OH+H_2O\)

\(C_2H_5OH+O_2\xrightarrow[men.giấm]{30-35^oC}CH_3COOH+H_2O\)

\(C_2H_5OH+CH_3COOH\xrightarrow[\leftarrow]{H_2SO_4đ,t^o}CH_3COOC_2H_5+H_2O\)

1) CaC2 + 2H2O -> Ca(OH)2 + C2H2

2) C2H2 + H2 -> C2H4 (đk: Ni ; t^o)

3)C2H4 + 2H2O --> C2H5OH (ĐK: t^o)

4) C2H5OH + O2 -> CH3COOH + H2O (ĐK: lên men)

5) CH3COOH + C2H5OH -> CH3COOC2H5 + H2O

(ĐK: H2SO4 đặc ; t^o)

\(\left(1\right)C_3H_8\rightarrow CH_4+C_2H_4\left(đk:t^o\right)\)

\(\left(2\right)CH_4+Cl_2\rightarrow CH_3Cl+HCl\left(đk:as\right)\)

\(\left(3\right)CH_3Cl+NaOH\rightarrow CH_3OH+NaCl\left(đk:t^o\right)\)

\(\left(4\right)CH_3OH+CuO\rightarrow HCHO+Cu+H_2O\left(đk:t^o\right)\)

\(\left(5\right)HCHO+\dfrac{1}{2}O_2\rightarrow HCOOH\left(đk:xtMnO_2\right)\)

\(\left(6\right)HCOOH+2\left(Ag\left(NH_3\right)_2\right)OH\rightarrow\left(NH_4\right)_2CO_3+2Ag\downarrow+2H_2O+2NH_3\uparrow\)

\(\left(7\right)\left(NH_4\right)_2CO_3+2HCl\rightarrow2NH_4Cl+H_2O+CO_2\uparrow\)

\(\left(8\right)\left(NH_4\right)_2CO_3+2NaOH\rightarrow Na_2CO_3+2NH_3\uparrow+H_2O\)

@Rainbow

a) CaCO₃\(\rightarrow\)CaO(A)+CO₂(P)

CaO+H₂O(B)\(\rightarrow\)Ca(OH)₂(C)

Ca(OH)₂+2HCl(D)\(\rightarrow\)CaCl₂(E)+2H₂O

CaCl₂+K₂CO₃(F)\(\rightarrow\)CaCO₃+2KCl

CO₂+NaOH(X)\(\rightarrow\)NaHCO₃(Q)

2NaHCO₃+2KOH(Y)\(\rightarrow\)Na₂CO₃+K₂CO₃(R)+2H₂O

K₂CO₃+Ca(NO₃)₂(Z)\(\rightarrow\)CaCO₃+2KNO₃

2KClO3-to>2KCl+3O2

4P+3O2-to>2P2O3

P2O3+3H2O->2H3PO4

2H3PO4+2Al->2AlPO4+3H2

4Na+O2-to>2Na2O

Na2O+H2O->2NaOH

2H2+O2-to>2H2O

2H2O-đp->2H2+O2

H2+CuO-to>Cu+H2O