| Équations équilibrées la veille |
4 HCl + OF2 = 2 HF + H2O + 2 Cl2
Mn[ClO3]4 + CaF2 = MnF4 + Ca[ClO3]2 =>
Mn[ClO3]4 + 2 CaF2 = MnF4 + 2 Ca[ClO3]2
SnI4 + KI = SnI2 + KI3 =>
SnI4 + KI = SnI2 + KI3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
A2(DF3)3 + B2CJ3 = A2(CJ3)3 + B2DF3 =>
A2(DF3)3 + 3 B2CJ3 = A2(CJ3)3 + 3 B2DF3
CH3COOH + HNO3 + Ni = (CH3COO)2Ni + H3O + NO =>
10 CH3COOH + 2 HNO3 + 5 Ni = 5(CH3COO)2Ni + 4 H3O + 2 NO
NH3 + O2 = OH + N2 =>
2 NH3 + 3 O2 = 6 OH + N2
MnO2 + H2O = (MnO)2O(OH)2 =>
2 MnO2 + H2O = (MnO)2O(OH)2
NH4(NO3) + Na2Co3 = Co(NO3)3 + NH4 + NaNO3 =>
11 NH4(NO3) + Na2Co3 = 3 Co(NO3)3 + 11 NH4 + 2 NaNO3
Al + HCl(aq) = AlCl3 + H(g) =>
Al + 3 HCl(aq) = AlCl3 + 3 H(g)
MgCl2*6H2O = Mg(OH)2 + HCl + H2O =>
MgCl2*6H2O = Mg(OH)2 + 2 HCl + 4 H2O
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Zn + Sb + H2O = Zn(OH)2 + SbH =>
Zn + 2 Sb + 2 H2O = Zn(OH)2 + 2 SbH
[CH3CH2SC(NH2)2]Br + AgOH = CH3CH2SH + OC(NH2)2 + AgBr =>
[CH3CH2SC(NH2)2]Br + AgOH = CH3CH2SH + OC(NH2)2 + AgBr
Al + Ir2O3 = Al2O3 + Ir =>
2 Al + Ir2O3 = Al2O3 + 2 Ir
FeS + NO3{-} + H{+} = Fe3{3+} + SO42{2-} + NO + H2O =>
3 FeS + 83 NO3{-} + 80 H{+} = Fe3{3+} + 3 SO42{2-} + 83 NO + 40 H2O
H0SO4 + Fe = Fe2(SO4) + H2 =>
2 H0SO4 + 4 Fe = 2 Fe2(SO4) + H2
SnO2(s) + C(s) = CO(g) + Sn(s) =>
SnO2(s) + 2 C(s) = 2 CO(g) + Sn(s)
SnSe + O2 = SeO2 + SnO =>
2 SnSe + 3 O2 = 2 SeO2 + 2 SnO
Na2B4O7 + H2O + HCl = NaCl + H3BO3 =>
Na2B4O7 + 5 H2O + 2 HCl = 2 NaCl + 4 H3BO3
H4SeO4 + HCl = SeCl4 + H2O =>
H4SeO4 + 4 HCl = SeCl4 + 4 H2O
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Mg + Ag3N = Ag + Mg3N2 =>
3 Mg + 2 Ag3N = 6 Ag + Mg3N2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
V5O5 + Al = V + Al2O3 =>
3 V5O5 + 10 Al = 15 V + 5 Al2O3
Na2HCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
8 Na2HCO3 + 15 CH3COOH = 16 CH3COONa + 10 H2O + 6 CO2
CaCl2(aq) + NaOH(aq) = Ca(OH)2(aq) + NaCl(aq) =>
CaCl2(aq) + 2 NaOH(aq) = Ca(OH)2(aq) + 2 NaCl(aq)
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Ag + H2SO4(aq) = Ag2SO4(aq) + SO2(g) + H2O(l) =>
2 Ag + 2 H2SO4(aq) = Ag2SO4(aq) + SO2(g) + 2 H2O(l)
C2H5OH + Cl2 = C2H5OCl + HCl =>
C2H5OH + Cl2 = C2H5OCl + HCl
Zn(C2H3O2)2(aq) + NaHCO3 = ZnCO3 + Na(C2H3O2) + H2O + CO2 =>
Zn(C2H3O2)2(aq) + 2 NaHCO3 = ZnCO3 + 2 Na(C2H3O2) + H2O + CO2
CsCl + Ca = CaCl2 + Cs =>
2 CsCl + Ca = CaCl2 + 2 Cs
Ag(s) + HNO3(aq) = AgNO3(aq) + H2(g) =>
2 Ag(s) + 2 HNO3(aq) = 2 AgNO3(aq) + H2(g)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HCl + CrO3 = CrCl3 + Cl2 + H2O =>
12 HCl + 2 CrO3 = 2 CrCl3 + 3 Cl2 + 6 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Zn + HI = ZnI2 + H =>
Zn + 2 HI = ZnI2 + 2 H
MgO + Al2O3 = Mg(AlO2)2 =>
MgO + Al2O3 = Mg(AlO2)2
H2PO3 + Al(OH)3 = Al(OH)PO3 + H2O =>
H2PO3 + Al(OH)3 = Al(OH)PO3 + 2 H2O
Sn(s) + CuCl2(aq) = SnCl2(aq) + Cu(s) =>
Sn(s) + CuCl2(aq) = SnCl2(aq) + Cu(s)
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
AuCl3 + Ag = AgCl3 + Au =>
AuCl3 + Ag = AgCl3 + Au
Fe(NO3)3 + Ca = Ca(NO3)3 + Fe =>
Fe(NO3)3 + Ca = Ca(NO3)3 + Fe
AuCl3 + FeSO4 = Au + Fe2(SO4)3 + FeCl3 =>
AuCl3 + 3 FeSO4 = Au + Fe2(SO4)3 + FeCl3
Fe + HBr = FeBr3 + H2 =>
2 Fe + 6 HBr = 2 FeBr3 + 3 H2
Na2ZnO2 + CO2 + H2O = Zn(OH)2 + NaHCO3 =>
Na2ZnO2 + 2 CO2 + 2 H2O = Zn(OH)2 + 2 NaHCO3
KCN + HF = HCN + KF =>
KCN + HF = HCN + KF
Al + H2SO4 = Al(SO4) + H2S + H2O =>
4 Al + 5 H2SO4 = 4 Al(SO4) + H2S + 4 H2O
(NH4)2Cr2O7 + HI = CrI3 + H2O + I2 + NH4I =>
(NH4)2Cr2O7 + 14 HI = 2 CrI3 + 7 H2O + 3 I2 + 2 NH4I
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Équations équilibrées sur12/15/24
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