| Équations équilibrées la veille |
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
C6H12O6 + O3 = H2O + CO2 =>
C6H12O6 + 4 O3 = 6 H2O + 6 CO2
Al(C2H3O2)3 + LiNO3 = Al(NO3)3 + (LiC2H3O2) =>
Al(C2H3O2)3 + 3 LiNO3 = Al(NO3)3 + 3(LiC2H3O2)
Co + Cu{+} = Co{2+} + Cu =>
Co + 2 Cu{+} = Co{2+} + 2 Cu
CH2O = CH4CO2 =>
2 CH2O = CH4CO2
C2H5OH + Na = C2H5ONa + H2 =>
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
(CH3)(OH) + O2 = CO2 + H2O =>
2(CH3)(OH) + 3 O2 = 2 CO2 + 4 H2O
CH3COOH + C2H5OH = C4H8O2 + H2O =>
CH3COOH + C2H5OH = C4H8O2 + H2O
NO2 + H = N2 + H2O =>
2 NO2 + 8 H = N2 + 4 H2O
Na4SiO4 + PbCrO4 = Pb4(SiO4)2 + Na2CrO4 =>
2 Na4SiO4 + 4 PbCrO4 = Pb4(SiO4)2 + 4 Na2CrO4
FeCl2 + K2Cr2O7 + HCl = FeCl3 + KCl + CrCl2 + H2O =>
8 FeCl2 + K2Cr2O7 + 14 HCl = 8 FeCl3 + 2 KCl + 2 CrCl2 + 7 H2O
CH3OH + H2SO4 = H2O + SO2 + CO2 =>
CH3OH + 3 H2SO4 = 5 H2O + 3 SO2 + CO2
Mg(MnO4)2 + Na2SO3 + H2O = Mg(OH)2 + MnO2 + Na2SO4 =>
Mg(MnO4)2 + 3 Na2SO3 + H2O = Mg(OH)2 + 2 MnO2 + 3 Na2SO4
Cl + AuI2 = AuCl + I =>
Cl + AuI2 = AuCl + 2 I
Cl2 + Na2S2O3 + NaOH = Na2SO4 + NaCl + H2 =>
3 Cl2 + 2 Na2S2O3 + 10 NaOH = 4 Na2SO4 + 6 NaCl + 5 H2
BrNa + Cl2 = NaCl + Br2 =>
2 BrNa + Cl2 = 2 NaCl + Br2
Na2S2O3 + C6H8O7 + H2O = NaOH + S + CO2 =>
9 Na2S2O3 + 2 C6H8O7 + H2O = 18 NaOH + 18 S + 12 CO2
Pb + Ga2S3 = Ga + PbS2 =>
3 Pb + 2 Ga2S3 = 4 Ga + 3 PbS2
HC1O3 = C1O2 + O2 + H2O =>
4 HC1O3 = 4 C1O2 + O2 + 2 H2O
Zr + Nb2O5 = ZrO2 + Nb =>
5 Zr + 2 Nb2O5 = 5 ZrO2 + 4 Nb
Mg3N2(s) + H2O(i) = Mg(OH)2(s) + NH3(g) =>
Mg3N2(s) + 6 H2O(i) = 3 Mg(OH)2(s) + 2 NH3(g)
HCl(aq) + ZnS(aq) = HZn(aq) + ClS(aq) =>
HCl(aq) + ZnS(aq) = HZn(aq) + ClS(aq)
HCOOH + CH3NH2 = CH3CONH2 + H2O =>
HCOOH + CH3NH2 = CH3CONH2 + H2O
N2(g) + H(g) = NH3(g) =>
N2(g) + 6 H(g) = 2 NH3(g)
CaO2(heat) = Ca + O =>
CaO2(heat) = Ca + 2 O
C7H8O2 + H2 = C8H10 + H2O =>
8 C7H8O2 + 19 H2 = 7 C8H10 + 16 H2O
C2H5Cl = C2H4 + HCl =>
C2H5Cl = C2H4 + HCl
C2H4 + Br2 + Cl2 = C2H4ClBr =>
2 C2H4 + Br2 + Cl2 = 2 C2H4ClBr
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na2SO4 + MgCl2 = MgSO4 + NaCl =>
Na2SO4 + MgCl2 = MgSO4 + 2 NaCl
Fe(CO)5 + NaOH = Na2Fe(CO)4 + Na2CO3 + H2O =>
Fe(CO)5 + 4 NaOH = Na2Fe(CO)4 + Na2CO3 + 2 H2O
H2SO3 + Mg(OH)2 = H2O + Mg(SO3) =>
H2SO3 + Mg(OH)2 = 2 H2O + Mg(SO3)
In2(SO4)3 + SnCl4 = InCl3 + Sn(SO4)2 =>
2 In2(SO4)3 + 3 SnCl4 = 4 InCl3 + 3 Sn(SO4)2
Mn + AgCl = Ag + MnCl2 =>
Mn + 2 AgCl = 2 Ag + MnCl2
SbH3 + AgNO3 = Ag3Sb + HNO3 =>
SbH3 + 3 AgNO3 = Ag3Sb + 3 HNO3
KSCN + ZnSO4 = Zn[(SCN)4] + K + K2SO4 =>
4 KSCN + ZnSO4 = Zn[(SCN)4] + 2 K + K2SO4
CuSO4 + NaHCO3 = Cu(HCO3) + NaSO4 =>
CuSO4 + NaHCO3 = Cu(HCO3) + NaSO4
(H3C)2PCH2N(CH3)2 + O2 = CO2 + H3PO4 + N2 + H2O =>
4(H3C)2PCH2N(CH3)2 + 39 O2 = 20 CO2 + 4 H3PO4 + 2 N2 + 22 H2O
CH3OH + NaCN = CH3ONa + HCN =>
CH3OH + NaCN = CH3ONa + HCN
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
FeCl2 + O2 = Fe2O3 + Cl2 =>
4 FeCl2 + 3 O2 = 2 Fe2O3 + 4 Cl2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Br2 + S + H2O = HBr + H2SO4 =>
3 Br2 + S + 4 H2O = 6 HBr + H2SO4
Ga(IO3)3 + Zn3P2 = Zn(IO3)2 + Ga3P3 =>
6 Ga(IO3)3 + 3 Zn3P2 = 9 Zn(IO3)2 + 2 Ga3P3
Na2S(aq) + Cu(NO3)2(aq) = CuS(s) + Na(NO3)(aq) =>
Na2S(aq) + Cu(NO3)2(aq) = CuS(s) + 2 Na(NO3)(aq)
K + Al(NO3)3 = Al + K(NO3) =>
3 K + Al(NO3)3 = Al + 3 K(NO3)
KAsO3 + I2 + H2O = KAsO4 + HI =>
KAsO3 + I2 + H2O = KAsO4 + 2 HI
GaBr3 + Ag3PO4 = AgBr + GaPO4 =>
GaBr3 + Ag3PO4 = 3 AgBr + GaPO4
Mg + SO2 = MgO2 + S =>
Mg + SO2 = MgO2 + S
CaCl + HO = CaO + HCl =>
CaCl + HO = CaO + HCl
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Équations équilibrées sur02/10/25
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