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Équations chimiques équilibrées sur02/23/25

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H2O + H2SO4 + Ca2SO = Ca(OH)2 + S2 =>
5 H2O + H2SO4 + 3 Ca2SO = 6 Ca(OH)2 + 2 S2

AgNo3(aq) + NaI(aq) = AgI(s) + NaNo3(s) =>
AgNo3(aq) + NaI(aq) = AgI(s) + NaNo3(s)

Cr + KClO3 + HCl = KCl + HCr2O7 + Cl2 =>
12 Cr + 14 KClO3 + 6 HCl = 14 KCl + 6 HCr2O7 + 3 Cl2

HF + NaOH = HFNa + OH =>
HF + NaOH = HFNa + OH

Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH

CH3CH2OH(aq) + Cr2O7{2-}(aq) + H{+}(aq) = CH3COOH(aq) + Cr{3+}(aq) + H2O =>
3 CH3CH2OH(aq) + 2 Cr2O7{2-}(aq) + 16 H{+}(aq) = 3 CH3COOH(aq) + 4 Cr{3+}(aq) + 11 H2O

Zn(C2H3O2)2(aq) + Na3PO4(aq) = NaC2H3O2 + Zn3(PO4)2(s) =>
3 Zn(C2H3O2)2(aq) + 2 Na3PO4(aq) = 6 NaC2H3O2 + Zn3(PO4)2(s)

Na + Cl2 = NaCl1 =>
2 Na + Cl2 = 2 NaCl1

C12H22O11 + O2 = CO2(g) + H20(g) =>
10 C12H22O11 + 65 O2 = 120 CO2(g) + 11 H20(g)

SiO2 + H2O = Si(OH)2 + O =>
SiO2 + H2O = Si(OH)2 + O

CH3OH + CH3COOCH = CH3COOCH3 + H2O =>
3 CH3OH + 2 CH3COOCH = 3 CH3COOCH3 + H2O

HgOH = Hg + O2 + H2O =>
4 HgOH = 4 Hg + O2 + 2 H2O

AlPO3 + Ag2Cr2O7 = Al2(Cr2O7)3 + Ag3PO3 =>
2 AlPO3 + 3 Ag2Cr2O7 = Al2(Cr2O7)3 + 2 Ag3PO3

KMnO4 + Fe(NH4)2(SO4)2*6H2O + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
2 KMnO4 + 10 Fe(NH4)2(SO4)2*6H2O + 8 H2SO4 = 2 MnSO4 + 5 Fe2(SO4)3 + K2SO4 + 10(NH4)2SO4 + 68 H2O

KAl(SO4)2*12H2O + KOH = Al(OH)3 + K2SO4 + H2O =>
KAl(SO4)2*12H2O + 3 KOH = Al(OH)3 + 2 K2SO4 + 12 H2O

Al + CH3COOH = Al(CH3COO) + H2 =>
2 Al + 2 CH3COOH = 2 Al(CH3COO) + H2

GaF3(s) + Cs(s) = Ga(s) + CsF(s) =>
GaF3(s) + 3 Cs(s) = Ga(s) + 3 CsF(s)

FeCl3 + H2S = FeCl2 + HCl + S =>
2 FeCl3 + H2S = 2 FeCl2 + 2 HCl + S

HCl + Na2CO3 = NaCl + HCO3 + H2 =>
4 HCl + 2 Na2CO3 = 4 NaCl + 2 HCO3 + H2

K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4) + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 118 KMnO4 + 281 H2SO4 = 158 KHSO4 + 5 Fe2(SO4) + 118 MnSO4 + 60 HNO3 + 60 CO2 + 172 H2O

AgNO2 + NaNO3 = AgNO3 + NaNO2 =>
AgNO2 + NaNO3 = AgNO3 + NaNO2

Na31Ca19Al69Si131O400 + CO2 + H2O = Al(OH)3 + SiO2 + Na{+} + Ca{+2} + HCO3{-} =>
Na31Ca19Al69Si131O400 + 69 CO2 + 138 H2O = 69 Al(OH)3 + 131 SiO2 + 31 Na{+} + 19 Ca{+2} + 69 HCO3{-}

CaS(aq) + CuCl2(aq) = CuS(s) + CaCl2(aq) =>
CaS(aq) + CuCl2(aq) = CuS(s) + CaCl2(aq)

MnSO4 + K2S2O8 + H2O = H2Mn2O7 + K2SO4 + H2SO4 =>
2 MnSO4 + 4 K2S2O8 + 7 H2O = H2Mn2O7 + 4 K2SO4 + 6 H2SO4

CoBr + F2 = CoF2 + Br =>
CoBr + F2 = CoF2 + Br

Cr2O7{-2} + H{+} + C2H6O = Cr{3+} + H2O + C2H4O =>
Cr2O7{-2} + 8 H{+} + 3 C2H6O = 2 Cr{3+} + 7 H2O + 3 C2H4O

KMnO4(aq) + H2C2O4(aq) + HCl(aq) = MnCl2(aq) + CO2(g) + KCl(aq) + H2O(l) =>
2 KMnO4(aq) + 5 H2C2O4(aq) + 6 HCl(aq) = 2 MnCl2(aq) + 10 CO2(g) + 2 KCl(aq) + 8 H2O(l)

H2 + S = H2S =>
H2 + S = H2S

H2O2(i) = H2O(i) + O2(g) =>
2 H2O2(i) = 2 H2O(i) + O2(g)

Cr2(SO4)3 + NH3*H2O = Cr(OH)3 + (NH4)2SO4 =>
Cr2(SO4)3 + 6 NH3*H2O = 2 Cr(OH)3 + 3(NH4)2SO4

Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O

MgCl2 + K2CO3 + H2O = Mg(OH)2 + CO2 + KCl =>
MgCl2 + K2CO3 + H2O = Mg(OH)2 + CO2 + 2 KCl

NaN3 + KOH = NaOH + KN3 =>
NaN3 + KOH = NaOH + KN3

KMnO4 + NO2 + H2O = MnO2 + KOH + HNO3 =>
KMnO4 + 3 NO2 + 2 H2O = MnO2 + KOH + 3 HNO3

HMnO4 + Sc(OH)3 = Mn(OH)2 + ScO3 + H2O =>
3 HMnO4 + 5 Sc(OH)3 = 3 Mn(OH)2 + 5 ScO3 + 6 H2O

Cs(s) + H2(g) = CsH =>
2 Cs(s) + H2(g) = 2 CsH

SICl4 + H2O = H4SIO4 + HCl =>
SICl4 + 4 H2O = H4SIO4 + 4 HCl

NH4C2H3O2 + FeCl2 = NH4Cl + Fe(C2H3O2)2 =>
2 NH4C2H3O2 + FeCl2 = 2 NH4Cl + Fe(C2H3O2)2

NaClO + KI + HCl = NaCl + I2 + KCl + H2O =>
NaClO + 2 KI + 2 HCl = NaCl + I2 + 2 KCl + H2O

Cu(C6H12N4)(NH3)2(ClO4)2 = Cu + C6H12N4 + (NH3)2(ClO4)2 =>
Cu(C6H12N4)(NH3)2(ClO4)2 = Cu + C6H12N4 + (NH3)2(ClO4)2

CH8CH3 + O2 = CO2 + H2O =>
4 CH8CH3 + 19 O2 = 8 CO2 + 22 H2O

Pb(C2H3O2)2 + NH4Cl = PbCl2 + (NH4)(C2H3O2) =>
Pb(C2H3O2)2 + 2 NH4Cl = PbCl2 + 2(NH4)(C2H3O2)

Li(OH)(aq) + MgCl2(aq) = LiCl + Mg(OH)2 =>
2 Li(OH)(aq) + MgCl2(aq) = 2 LiCl + Mg(OH)2

BaCl2(aq) + Na2SO4(aq) = BaSO4(s) + NaCl(s) =>
BaCl2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaCl(s)

NH4CN + Au(NO3)3 = Au(CN)3 + NH4NO3 =>
3 NH4CN + Au(NO3)3 = Au(CN)3 + 3 NH4NO3

H2SO4 + NaCl = Cl2 + H2O + SO2 + Na2SO4 =>
2 H2SO4 + 2 NaCl = Cl2 + 2 H2O + SO2 + Na2SO4

MgCl2 + Li2CO3 = Mg(CO3) + Cl2Li2 =>
MgCl2 + Li2CO3 = Mg(CO3) + Cl2Li2

Sn + CuSO4 = Cu + Sn2(SO4)4 =>
2 Sn + 4 CuSO4 = 4 Cu + Sn2(SO4)4

C6H11OH + HNO3 = C6H10O4 + HNO2 + H2O =>
C6H11OH + 4 HNO3 = C6H10O4 + 4 HNO2 + H2O

HNO3(aq) + Al(OH)3(s) = H2O(aq) + Al(NO3)3 =>
3 HNO3(aq) + Al(OH)3(s) = 3 H2O(aq) + Al(NO3)3

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