| Équations équilibrées la veille |
3 SrCO3 + 2 Co3O4 + 3 V2O5 = 3 SrCo2V2O8 + 3 CO2 + O2
GaI3 + B2S3 = Ga2S3 + BI3 =>
2 GaI3 + B2S3 = Ga2S3 + 2 BI3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
H + Cl = HCl =>
H + Cl = HCl
SnO2 + NaOH + H2O = Na2[Sn(OH)6] =>
SnO2 + 2 NaOH + 2 H2O = Na2[Sn(OH)6]
CaSO4 + (NH4)2C2O4 = CaC2O4 + (NH4)2SO4 =>
CaSO4 + (NH4)2C2O4 = CaC2O4 + (NH4)2SO4
HCl + Br = HClBr =>
HCl + Br = HClBr
Ba(OH)2 + Na2SO4 = BaSO4 + NaOH =>
Ba(OH)2 + Na2SO4 = BaSO4 + 2 NaOH
BrO3{-} + As3{+} + H2O = Br{-} + H3AsO4 + H{+} =>
7 BrO3{-} + 3 As3{+} + 15 H2O = 7 Br{-} + 9 H3AsO4 + 3 H{+}
H3PO4 + CaOH2 = Ca3PO4 + H(OH2) =>
H3PO4 + 3 CaOH2 = Ca3PO4 + 3 H(OH2)
AgC2H3O2 + Al2O3 = Ag2O + Al(C2H3O2)3 =>
6 AgC2H3O2 + Al2O3 = 3 Ag2O + 2 Al(C2H3O2)3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Zn + K2MoO4 + HCl = MoCl3 + ZnCl2 + KCl + H2O =>
3 Zn + 2 K2MoO4 + 16 HCl = 2 MoCl3 + 3 ZnCl2 + 4 KCl + 8 H2O
AgCl + NH3 = [Ag(NH3)] + Cl =>
AgCl + NH3 = [Ag(NH3)] + Cl
HS2O4 + H2O = SO4 + H =>
HS2O4 + 4 H2O = 2 SO4 + 9 H
Ba(OH)2 + Na2SO4 = BaSO4 + NaOH =>
Ba(OH)2 + Na2SO4 = BaSO4 + 2 NaOH
Cl2 + Sr(OH)2 = SrCl2 + Sr(ClO3)2 + H2O =>
6 Cl2 + 6 Sr(OH)2 = 5 SrCl2 + Sr(ClO3)2 + 6 H2O
CaCO3(s) + NaNO3(aq) = Na2CO3(aq) + Ca(NO3)2(aq) =>
CaCO3(s) + 2 NaNO3(aq) = Na2CO3(aq) + Ca(NO3)2(aq)
H2(g) + CI2(g) = HCI(I) =>
H2(g) + 2 CI2(g) = 2 HCI(I)
N2 + H2O + NaOH = NH3 + NaNO2H2 =>
2 N2 + 3 H2O + 3 NaOH = NH3 + 3 NaNO2H2
Zn + K2MoO4 + HCl = MoCl3 + ZnCl2 + KCl + H2O =>
3 Zn + 2 K2MoO4 + 16 HCl = 2 MoCl3 + 3 ZnCl2 + 4 KCl + 8 H2O
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
Zn + K2MoO4 + HCl = MoCl3 + ZnCl2 + KCl + H2O =>
3 Zn + 2 K2MoO4 + 16 HCl = 2 MoCl3 + 3 ZnCl2 + 4 KCl + 8 H2O
NaHCO3 + C2H5OH = C2H5ONa + H2 + CO3 =>
NaHCO3 + C2H5OH = C2H5ONa + H2 + CO3
Cu(C32H16N8) + Cl2 = Cu(C32N8Cl16) + HCl =>
Cu(C32H16N8) + 16 Cl2 = Cu(C32N8Cl16) + 16 HCl
KOH + PbO2 + Cr(OH)3 = PbO + K2CrO4 + H2O =>
4 KOH + 3 PbO2 + 2 Cr(OH)3 = 3 PbO + 2 K2CrO4 + 5 H2O
NaCl + HNO3 = NaNO3 + H2 + Cl2 =>
2 NaCl + 2 HNO3 = 2 NaNO3 + H2 + Cl2
[Cr(OH)(H2O)5]{2+} + OH{-} = [Cr(OH)6]{3-} + H3O{+} =>
2[Cr(OH)(H2O)5]{2+} + 5 OH{-} = 2[Cr(OH)6]{3-} + 5 H3O{+}
Co{3+} + H2O2 = Co{2+} + H{+} + O2 =>
2 Co{3+} + H2O2 = 2 Co{2+} + 2 H{+} + O2
Fe3O4 + HNO3 = NO2 + H2O + Fe(NO3)3 =>
Fe3O4 + 10 HNO3 = NO2 + 5 H2O + 3 Fe(NO3)3
GeO2 + H2O = Ge + HO2 =>
3 GeO2 + 2 H2O = 3 Ge + 4 HO2
CO2(g) + Ca(OH)2(aq) = CaCO3(s) + H2O(l) =>
CO2(g) + Ca(OH)2(aq) = CaCO3(s) + H2O(l)
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
H2C2O4 + KOH = H2O + KHC2O4 =>
H2C2O4 + KOH = H2O + KHC2O4
C2H8SO + O2 = CO2 + H2O + SO2 =>
2 C2H8SO + 9 O2 = 4 CO2 + 8 H2O + 2 SO2
(NH4)3N + Cr(Cr04)2 = (NH4)2Cr04 + Cr3N4 =>
4(NH4)3N + 3 Cr(Cr04)2 = 6(NH4)2Cr04 + Cr3N4
H2S + HNO3 = H2O + S2 + NO =>
6 H2S + 4 HNO3 = 8 H2O + 3 S2 + 4 NO
Ba(OH)2 + Na2SO4 = BaSO4 + NaOH =>
Ba(OH)2 + Na2SO4 = BaSO4 + 2 NaOH
NaBr + KCIO3 = NaCIO3 + KBr =>
NaBr + KCIO3 = NaCIO3 + KBr
Zn + K2MoO4 + HCl = MoCl3 + ZnCl2 + KCl + H2O =>
3 Zn + 2 K2MoO4 + 16 HCl = 2 MoCl3 + 3 ZnCl2 + 4 KCl + 8 H2O
Cl2 + In = In{+3} + Cl{-} =>
3 Cl2 + 2 In = 2 In{+3} + 6 Cl{-}
Mn{2+} + PbO2 + H{+} = [MnO4]{-} + Pb{2+} + H2O =>
2 Mn{2+} + 5 PbO2 + 4 H{+} = 2[MnO4]{-} + 5 Pb{2+} + 2 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
K2Cr2O7 + HI + H2SO4 = H2O + I2 + Cr2(SO4)3 + K2SO4 =>
K2Cr2O7 + 6 HI + 4 H2SO4 = 7 H2O + 3 I2 + Cr2(SO4)3 + K2SO4
P + KClO = KCl + P2O5 =>
2 P + 5 KClO = 5 KCl + P2O5
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
Zn + K2MoO4 + HCl = MoCl3 + ZnCl2 + KCl + H2O =>
3 Zn + 2 K2MoO4 + 16 HCl = 2 MoCl3 + 3 ZnCl2 + 4 KCl + 8 H2O
Br2 + H2S = S + HBr =>
Br2 + H2S = S + 2 HBr
H2O + CO2 = C7H8 + O2 =>
4 H2O + 7 CO2 = C7H8 + 9 O2
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Équations équilibrées sur10/20/24
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