a)

\(2KClO_3 \xrightarrow{t^o} 2KCl + 3O_2(X)\\ 3O_2 + 4Al \xrightarrow{t^o} 2Al_2O_3(Y)\\ Al_2O_3 + 6HCl \to 2AlCl_3(Z) + 3H_2O\\ AlCl_3 + 3KOH \to Al(OH)_3(T) + 3KCl\\ 2Al(OH)_3 + 3H_2SO_4 \to Al_2(SO_4)_3 + 3H_2O\\ \)

b)

\(2KMnO_4 \xrightarrow{t^o} K_2MnO_4 + MnO_2 + O_2(A)\\ 2H_2 + O_2 \xrightarrow{t^o} 2H_2O\\ 2H_2O + 2Na \to 2NaOH(B) + H_2\\ 2NaOH \xrightarrow{đpnc} Na + O_2 + H_2 CuO + H_2 \xrightarrow{t^o} Cu(C) + H_2O\)

A: O2 B: Al2O3 C: AlCl3 D: Al(OH)3

2KClO3-t^o-->2KCl+3O2

3O2+4Al--->2Al2O3

Al2O3+6HCl--->2AlCl3+3H2O

AlCl3+3NaOH--->Al(OH)3+3NaCl

2Al(OH)3+3H2SO4--->Al2(SO4)3+6H2O

b> 2

$KMn{}^{}{}^{}{}^{}Mn{}^{}+Mn{}^{}+{}^{}$

${}^{}+2{}^{}{}^{}2{}^{}O$

${}^{}O+S{}^{}\to {}^{}S{}^{}$

$Fe+{}^{}S{}^{}\to FeS{}^{}+{}^{}$

$2{}^{}+C{}^{}{}^{}$

\(C+O_2\underrightarrow{t^o}CO_2\)

\(CO_2+CaO\rightarrow CaCO_3\)

\(CaCO_3+2HCl\rightarrow CaCl_2+CO_2+H_2O\)

\(CaCl_2+2AgNO_3\rightarrow Ca\left(NO_3\right)_2+2AgCl_{\downarrow}\)

Bạn tham khảo nhé!

\(C+O_2\underrightarrow{t^0}CO_2\)

\(CO_2+Ca\left(OH\right)_2\rightarrow CaCO_3+H_2O\)

\(CaCO_3+2HCl\rightarrow H_2O+CO_2+CaCl_2\)

\(CaCl_2+2AgNO_3\rightarrow2AgCl+Ca\left(NO_3\right)_2\)

 4Na + O₂ -----t^o→ 2Na₂O

 Na₂O + CO₂ ---t^o→ Na₂CO₃

 Na₂CO₃ + H₂SO₄ → Na₂SO₄ + CO₂ + H₂O

 Na₂SO₄ + BaCl₂ → BaSO₄ + 2NaCl

\(2NaOH+Cl_2\rightarrow NaCl+NaClO+H_2O\)

\(H_2S+4Br_2+4H_2O\rightarrow8HBr+H_2SO_4\)

\(NaCl+AgNO_3\rightarrow AgCl+NaNO_3\)

$2NaOH + Cl_2 \to NaCl + NaClO + H_2O$

$H_2S + 4Br_2 + 4H_2O \to 8HBr + H_2SO_4$

$NaCl + AgNO_3 \to AgCl + NaNO_3$

\(FeS+2HCl\rightarrow2FeCl_2+H_2S\)

\(2H_2S+3O_2\rightarrow\left(t^o\right)2SO_2+2H_2O\)

\(2SO_2+O_2\rightarrow\left(t^o,V_2O_5\right)2SO_3\)

\(SO_3+H_2O\rightarrow H_2SO_4\)

\(Ba+H_2SO_4\left(l\right)\rightarrow BaSO_4+H_2\)

FeS + 2HCl → FeCl2 + H2S

2H2S+3O2-tO>2SO2+2H2O

2SO2+O2-to,V2O5>2SO3

SO3+H2O->H2SO4

H2SO4+BaO->BaSO4+H2O

\(1) 2Fe(OH)_3 \xrightarrow{t^o} Fe_2O_3 + 3H_2O\\ 2) Na_2O + H_2SO_4 \to Na_2SO_4 + H_2O\\ 3) ZnO + H_2SO_4 \to ZnSO_4 + H_2O\\ 4) NaOH + HCl \to NaCl + H_2O\\ 5) 2NaOH + CO_2 \to Na_2CO_3 + H_2O\\ 6) Mg + 2HCl \to MgCl_2 + H)2\\ 7) Cu + 2AgNO_3 \to Cu(NO_3)_2 + 2Ag\\ 8) 2K + S \xrightarrow{t^o} K_2S\)

1, $2Fe(OH)_3\xrightarrow{t^o} Fe_2O_3+3H_2O$

2, $H_2SO_4+2NaOH\to Na_2SO_4+2H_2O$

3, $H_2SO_4+Zn(OH)_2\to ZnSO_4+2H_2O$

4, $NaOH+HCl\to NaCl+H_2O$

5, $2NaOH+CO_2\to Na_2CO_3+H_2O$

6, $Mg+2HCl\to MgCl_2+H_2$

7, $Cu+2AgNO_3\to Cu(NO_3)_2+2Ag$

8, $2K+S\xrightarrow{t^o} K_2S$

\(4Na+O_2\underrightarrow{^{^{t^0}}}2Na_2O\)

\(Na_2O+H_2O\rightarrow2NaOH\)

\(2NaOH+H_2SO_4\rightarrow Na_2SO_4+2H_2O\)

\(Na_2SO_4+BaCl_2\rightarrow2NaCl+BaSO_4\)

1/

MnO₂+ 4HCl\(\rightarrow\) MnCl₂+ Cl₂+ 2H₂O

Cl₂+H₂\(\xrightarrow[]{as}\) 2HCl

HCl+ NaOH\(\rightarrow\) NaCl+ H₂O

2NaCl\(\xrightarrow[]{đpnc}\) 2Na+ Cl₂

Cl₂+ SO₂+ 2H₂O\(\rightarrow\) H₂SO₄+ 2HCl

H₂SO_{4 đặc}+ NaCl_{tinh thể}\(\xrightarrow[]{< 250\cdot C}\) NaHSO₄+ HCl

4/

H₂SO_{4 đặc}+ NaCl_{tinh thể}\(\xrightarrow[]{< 250\cdot C}\) NaHSO₄+ HCl

MnO₂+ 4HCl\(\rightarrow\) MnCl₂+ Cl₂+ 2H₂O

3Cl₂+ 6KOH_đặc\(\rightarrow\) KClO₃+ 5KCl+ 3H₂O

2KClO₃\(\xrightarrow[MnO2]{to}\) 2KCl+ 3O₂

2KCl\(\xrightarrow[]{đpnc}\) K+ Cl₂

Cl₂+ Ca(OH)₂\(\xrightarrow[]{30\cdot C}\) CaOCl₂+ H₂O

1, \(MnO_2+4HCl\underrightarrow{t^o}MnCl_2+Cl_2+2H_2O\)

\(Cl_2+H_2\underrightarrow{as,t^o}2HCl\)

\(HCl+NaOH\rightarrow NaCl+H_2O\)

\(2NaCl+2H_2O\xrightarrow[cmn]{đpdd}2NaOH+Cl_2+H_2\)

\(4Cl_2+4H_2O+H_2S\rightarrow H_2SO_4+8HCl\)

\(H_2SO_4+NaCl\underrightarrow{>400^oC}Na_2SO_4+HCl\uparrow\)

2, \(2KMnO_4+18HCl\rightarrow2KCl+2MnCl_2+5Cl_2+8H_2O\)

\(3Cl_2+2Fe\underrightarrow{t^o}2FeCl_3\)

\(FeCl_3+3KOH\rightarrow Fe\left(OH\right)_3\downarrow+3KCl\)

\(2KCl+2H_2O\xrightarrow[cmn]{đpdd}2KOH+Cl_2+H_2\)

3, \(4HCl+MnO_2\underrightarrow{t^o}MnCl_2+Cl_2+2H_2O\)

\(3Cl_2+2Fe\underrightarrow{t^o}2FeCl_3\)\(FeCl_3+3NaOH\rightarrow3NaCl+Fe\left(OH\right)_3\downarrow\)

\(2NaCl+H_2SO_4\underrightarrow{>400^oC}Na_2SO_4+2HCl\)

\(2HCl+Cu\left(OH\right)_2\rightarrow CuCl_2+2H_2O\)

\(CuCl_2+2AgNO_3\rightarrow Cu\left(NO_3\right)_2+2AgCl\downarrow\)

4, \(H_2SO_4+2NaCl\underrightarrow{>400^oC}Na_2SO_4+2HCl\uparrow\)

\(4HCl+MnO_2\underrightarrow{t^o}MnCl_2+Cl_2+2H_2O\)

\(3Cl_2+6KOH\underrightarrow{80-100^oC}5KCl+KClO_3+3H_2O\)

\(2KClO_3\underrightarrow{t^o}2KCl+3O_2\)

\(2KCl+2H_2O\xrightarrow[cmn]{đpdd}2KOH+Cl_2+H_2\)

\(Cl_2+Ca\left(OH\right)_2\underrightarrow{30^oC}CaOCl_2+H_2O\)

Bạn tham khảo nhé!

1.

\(MnO_2+4HCl\rightarrow MnCl_2+Cl_2+H_2O\)

\(Cl_2+H_2\underrightarrow{^{to}}2HCl\)

\(NaOH+HCl\rightarrow NaCl+H_2O\)

\(2NaCl\underrightarrow{^{đpnc}}2Na+Cl_2\)

\(Cl_2+SO_2+2H_2O\rightarrow2HCl+H_2SO_4\)

\(NaCl+H_2SO_{4_đ}\underrightarrow{^{to}}NaHSO_4+HCl\)

2.

\(2KMnO_4+16HCl\rightarrow2KCl+2MnCl_2+5Cl_2+8H_2O\)

\(2Fe+3Cl_2\underrightarrow{^{to}}2FeCl_3\)

\(FeCl_3+3KOH\rightarrow Fe\left(OH\right)_3+3KCl\)

\(2KCl+2H_2O\underrightarrow{^{đpmn}}2KOH+H_2+Cl_2\)

3.

\(MnO_2+4HCl\underrightarrow{^{to}}MnCl_2+Cl_2+2H_2O\)

\(2Fe+3Cl_2\underrightarrow{^{to}}2FeCl_3\)

\(FeCl_3+3NaOH\rightarrow Fe\left(OH\right)_3+3NaCl\)

\(NaCl+H_2SO_{4_Đ}\underrightarrow{^{to}}NaHSO_4+HCl\)

\(CuO+2HCl\rightarrow CuCl_2+H_2O\)

\(CuCl_2+2AgNO_3\rightarrow2AgCl+Cu\left(NO_3\right)_2\)

4.

\(NaCl+H_2SO_{4_Đ}\underrightarrow{^{to}}NaHSO_4+HCl\)

\(MnO_2+4HCl\rightarrow MnCl_2+Cl_2+2H_2O\)

\(3Cl_2+6KOH\underrightarrow{^{to}}5KCl+KClO_3+3H_2O\)

\(KClO_3+6HCl\rightarrow KCl+3Cl_2+3H_2O\)

\(Cl_2+CaO\underrightarrow{^{to}}CaOCl_2\)

CH4 + 2O2 -> (t°) CO2 + 2H2O

C2H2 + 2Br2 -> C2H2Br4

CH4 + Cl2 -> (askt) CH3Cl + HCl

2C2H2 + 5O2 -> (t°) 4CO2 + 2H2O

C2H4 + Br2 -> C2H4Br2

nCH2=CH2 -> (t°, p, xt) n(-CH2-CH2-)

C2H4 + 3O2 -> (t°) 2CO2 + 2H2O