| Équations équilibrées la veille |
5 Na2C2O4(aq) + 2 KMnO4(aq) + 8 H2SO4 = 10 CO2(g) + 2 MnSO4(aq) + 8 H2O(l) + K2SO4(aq) + 5 Na2SO4
C6H7NO3S + Na2CO3 = C6H6NO3SNa + H2O + CO2 =>
2 C6H7NO3S + Na2CO3 = 2 C6H6NO3SNa + H2O + CO2
CuCl2(electricity) = Cu + Cl =>
CuCl2(electricity) = Cu + 2 Cl
Al2(SO3)3 + H3PO4 = H2O + SO2 + AlPO4 =>
Al2(SO3)3 + 2 H3PO4 = 3 H2O + 3 SO2 + 2 AlPO4
AgNO3(aq) + I(aq) = AgI + NO3 =>
AgNO3(aq) + I(aq) = AgI + NO3
H2CrO4 = H + CrO4 =>
H2CrO4 = 2 H + CrO4
Mg + Na = Mg3Na2 =>
3 Mg + 2 Na = Mg3Na2
K2CrO4 + KNO2 + H2O = K[Cr(OH)4] + KNO3 + KOH =>
2 K2CrO4 + 3 KNO2 + 5 H2O = 2 K[Cr(OH)4] + 3 KNO3 + 2 KOH
LiH(s) + H2O = LiOH(aq) + H2(g) =>
LiH(s) + H2O = LiOH(aq) + H2(g)
Bi2O3 + C2 = Bi + CO =>
2 Bi2O3 + 3 C2 = 4 Bi + 6 CO
Sn + HClO3 = SnO2 + ClO + H2O =>
3 Sn + 4 HClO3 = 3 SnO2 + 4 ClO + 2 H2O
(NH4)2CO3(l) = NH3(g) + H2O(l) + CO2(g) =>
(NH4)2CO3(l) = 2 NH3(g) + H2O(l) + CO2(g)
Fe + C12H22O11 + H2O2 = FeCO2 + H2O =>
12 Fe + C12H22O11 + 24 H2O2 = 12 FeCO2 + 35 H2O
Sr + (NH4)2C2O4 = SrC2O4 + NH4 =>
Sr + (NH4)2C2O4 = SrC2O4 + 2 NH4
CaCl2(aq) + K3PO4(aq) = Ca3(PO4)2(s) + KCl(aq) =>
3 CaCl2(aq) + 2 K3PO4(aq) = Ca3(PO4)2(s) + 6 KCl(aq)
C6H5Cl + HNO3 = O2NC6H4Cl + H2O =>
C6H5Cl + HNO3 = O2NC6H4Cl + H2O
Al2O3 + Ca(OH)2 = Ca3(AlO3)2 + H2O =>
Al2O3 + 3 Ca(OH)2 = Ca3(AlO3)2 + 3 H2O
As2S3 + K2Cr2O7 + H2SO4 = H3AsO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 As2S3 + 14 K2Cr2O7 + 47 H2SO4 = 6 H3AsO4 + 14 K2SO4 + 14 Cr2(SO4)3 + 38 H2O
SnCl2 + NaOH + Bi(NO3)3 = Bi + Na2(Sn(OH)6) + NaNO3 + NaCl =>
3 SnCl2 + 18 NaOH + 2 Bi(NO3)3 = 2 Bi + 3 Na2(Sn(OH)6) + 6 NaNO3 + 6 NaCl
HNO3(aq) + Ca(OH)2 = Ca(NO3)2(aq) + H2O =>
2 HNO3(aq) + Ca(OH)2 = Ca(NO3)2(aq) + 2 H2O
Al + Mn = AlMn =>
Al + Mn = AlMn
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
Cl2O5 + Fe2O3 = ClO3 + FeO =>
Cl2O5 + Fe2O3 = 2 ClO3 + 2 FeO
C2H5OH + OH = CO2 + H2O =>
C2H5OH + 12 OH = 2 CO2 + 9 H2O
K3PO4 = K{+} + PO4{3-} =>
K3PO4 = 3 K{+} + PO4{3-}
H2O + C2O4 = CO3 + H =>
2 H2O + C2O4 = 2 CO3 + 4 H
Cu + NaOCl = CuO + NaCl =>
Cu + NaOCl = CuO + NaCl
C2H4(OH)2 + NaOH = C2H4O2Na2 + H2O =>
C2H4(OH)2 + 2 NaOH = C2H4O2Na2 + 2 H2O
F2(g) + NaI(aq) = FNa + I =>
F2(g) + 2 NaI(aq) = 2 FNa + 2 I
CuO + H2(SO4) = Cu(SO4) + H2O =>
CuO + H2(SO4) = Cu(SO4) + H2O
K2MnO4 + KI + H2SO4 = I2 + MnSO4 + H2O + K2O =>
K2MnO4 + 4 KI + H2SO4 = 2 I2 + MnSO4 + H2O + 3 K2O
Pb(OH)2 + CaO = PbO + Ca(OH)2 =>
Pb(OH)2 + CaO = PbO + Ca(OH)2
NiF2 + NH3 = Ni3N + NH4F + N2 =>
6 NiF2 + 16 NH3 = 2 Ni3N + 12 NH4F + N2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
F2S3 = F2 + S3 =>
F2S3 = F2 + S3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C6H8 + KMnO4 + H2SO4 = MnSO4 + C6H6O2 + K2SO4 + H2O =>
5 C6H8 + 6 KMnO4 + 9 H2SO4 = 6 MnSO4 + 5 C6H6O2 + 3 K2SO4 + 14 H2O
Fe3S4 + O2 = Fe2O3 + SO3 =>
4 Fe3S4 + 33 O2 = 6 Fe2O3 + 16 SO3
C2 + SO2 = CS2 + CO =>
5 C2 + 4 SO2 = 2 CS2 + 8 CO
CH3COOH + Ag2S = H2S + CH3COOAg =>
2 CH3COOH + Ag2S = H2S + 2 CH3COOAg
CrO + H2SO4 = CrSO4 + H2O =>
CrO + H2SO4 = CrSO4 + H2O
Si + Al = SiAl =>
Si + Al = SiAl
Ba(OH)2 + Al(OH)3 = Ba(AlO2)2 + H2O =>
Ba(OH)2 + 2 Al(OH)3 = Ba(AlO2)2 + 4 H2O
AgNo{3} + KI = AgI + KNo{3} =>
AgNo{3} + KI = AgI + KNo{3}
Fe + NaOH + H2O = Na2Fe(OH)4 + H2 =>
Fe + 2 NaOH + 2 H2O = Na2Fe(OH)4 + H2
CH3COOH(aq) + NaHCO3 = NaCH3COO(aq) + H2O(l) + CO2(g) =>
CH3COOH(aq) + NaHCO3 = NaCH3COO(aq) + H2O(l) + CO2(g)
Sn(OH)2 + Na2O = SnO + Na(OH) =>
Sn(OH)2 + Na2O = SnO + 2 Na(OH)
PbI2 + KI = K2[PbI4] =>
PbI2 + 2 KI = K2[PbI4]
CH3OH + CrO7{2-} + H{+} = CH2O + Cr{3+} + H2O =>
9 CH3OH + 2 CrO7{2-} + 10 H{+} = 9 CH2O + 2 Cr{3+} + 14 H2O
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