| Équations équilibrées la veille |
5 CaB4 + CaAu3 = 3 Ca2AuB6 + 2 B
CO2 + H2S = C6H12O6 + H2O + S8 =>
12 CO2 + 24 H2S = 2 C6H12O6 + 12 H2O + 3 S8
Al2S3 + O2 = Al2S3O2 =>
Al2S3 + O2 = Al2S3O2
C6H5CH2COOHCH4 = C6H5CH2COCH3H2O =>
C6H5CH2COOHCH4 = C6H5CH2COCH3H2O
CrO2 + NH3 = Cr2O3 + N2 + H2O =>
6 CrO2 + 2 NH3 = 3 Cr2O3 + N2 + 3 H2O
ZnSO4 + NH4Cl = NH4SO4 + ZnCl =>
ZnSO4 + NH4Cl = NH4SO4 + ZnCl
CaOH + HNO3 = H2O + CaNO3 =>
CaOH + HNO3 = H2O + CaNO3
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
Zn + NH4OH = Zn(NH4OH) =>
Zn + NH4OH = Zn(NH4OH)
Al2(SO4)3 + CaCO3 + H2O = CaSO4*2H2O + AlOOH + CO2 =>
Al2(SO4)3 + 3 CaCO3 + 7 H2O = 3 CaSO4*2H2O + 2 AlOOH + 3 CO2
Ca(OH)2 + NH4 = NH4OH + Ca =>
Ca(OH)2 + 2 NH4 = 2 NH4OH + Ca
C6H6(l) + O2(g) = CO2(g) + H2O(l) =>
2 C6H6(l) + 15 O2(g) = 12 CO2(g) + 6 H2O(l)
SH2 + SO2 = S + H2O =>
2 SH2 + SO2 = 3 S + 2 H2O
H2O + AgNO3 + K2Cr2O7 = Ag2CrO4 + KNO3 + H2CrO4 =>
H2O + 2 AgNO3 + K2Cr2O7 = Ag2CrO4 + 2 KNO3 + H2CrO4
Ca(s) + N(g) = CaN(s) =>
Ca(s) + N(g) = CaN(s)
(CH)6 + O2 = CO2 + H2O =>
2(CH)6 + 15 O2 = 12 CO2 + 6 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NH3 + SnCl2 + H2O = NH4Cl + Sn(OH)2 =>
2 NH3 + SnCl2 + 2 H2O = 2 NH4Cl + Sn(OH)2
HClO + Ca(OH)2 = H2O + Ca(ClO)2 =>
2 HClO + Ca(OH)2 = 2 H2O + Ca(ClO)2
Na2TeO4 + HCl = H2TeO2 + NaCl + Cl2 + H2O =>
Na2TeO4 + 6 HCl = H2TeO2 + 2 NaCl + 2 Cl2 + 2 H2O
NH4Cl + CaO = NH3 + CaCl2 + H2O =>
2 NH4Cl + CaO = 2 NH3 + CaCl2 + H2O
CaCO3(s) + HBr(aq) = CaBr2(aq) + CO2(g) + H2O(l) =>
CaCO3(s) + 2 HBr(aq) = CaBr2(aq) + CO2(g) + H2O(l)
S + HClO4 + H2O = H2SO4 + HCl =>
4 S + 3 HClO4 + 4 H2O = 4 H2SO4 + 3 HCl
HgS + Li = Li2S + Hg =>
HgS + 2 Li = Li2S + Hg
Ag2CO3 + LiNO2 = AgNO2 + Li2CO3 =>
Ag2CO3 + 2 LiNO2 = 2 AgNO2 + Li2CO3
Al2(SO4)3*18H2O + NaHCO3 = Al(OH)3 + CO2 + Na2SO4 + H2O =>
Al2(SO4)3*18H2O + 6 NaHCO3 = 2 Al(OH)3 + 6 CO2 + 3 Na2SO4 + 18 H2O
K2Cr2O7 + H2SO4 + KI = Cr2O3 + I2 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 6 KI = Cr2O3 + 3 I2 + 4 K2SO4 + 4 H2O
S2O3{2-} + Cr2O7{2-} + H{+} = SO4{2-} + Cr{3+} + H2O =>
3 S2O3{2-} + 4 Cr2O7{2-} + 26 H{+} = 6 SO4{2-} + 8 Cr{3+} + 13 H2O
FeCl3(aq) + K2CO3 = Fe2(CO3)3(s) + KCl(aq) =>
2 FeCl3(aq) + 3 K2CO3 = Fe2(CO3)3(s) + 6 KCl(aq)
Cr(OH)4{-} + O2{2-} = OH{-} + H2O + CrO4{2-} =>
2 Cr(OH)4{-} + 3 O2{2-} = 4 OH{-} + 2 H2O + 2 CrO4{2-}
PbO2 + MnSO2 + H2SO4 = PbSO4 + HMnO4 + H2O =>
9 PbO2 + 2 MnSO2 + 7 H2SO4 = 9 PbSO4 + 2 HMnO4 + 6 H2O
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
K2S + HNO3 = K2SO4 + NO2 + H2O =>
K2S + 8 HNO3 = K2SO4 + 8 NO2 + 4 H2O
SiO2 + NaOH = Na4SiO4 + H2O =>
SiO2 + 4 NaOH = Na4SiO4 + 2 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
HS{-} + HSO3{-} = S2O3{-2} + H2O =>
2 HS{-} + 4 HSO3{-} = 3 S2O3{-2} + 3 H2O
HgBr2 + AgNO3 = AgBr + Hg(NO3)2 =>
HgBr2 + 2 AgNO3 = 2 AgBr + Hg(NO3)2
Fe(OH)3 + H(BrO2) = Fe(BrO2)3 + H(OH) =>
Fe(OH)3 + 3 H(BrO2) = Fe(BrO2)3 + 3 H(OH)
ZnCO3H2SO4 = ZnSO4 + H2O + CO2 =>
ZnCO3H2SO4 = ZnSO4 + H2O + CO2
Al(OH)3 + H2C2O4 = H2O + Al2(C2O4)3 =>
2 Al(OH)3 + 3 H2C2O4 = 6 H2O + Al2(C2O4)3
RbOH + Mg(NO3)2 = Mg(OH)2 + RbNO3 =>
2 RbOH + Mg(NO3)2 = Mg(OH)2 + 2 RbNO3
C6H12O + KMnO4 + H2SO4 = C6H10O + MnSO4 + K2SO4 + H2O =>
5 C6H12O + 2 KMnO4 + 3 H2SO4 = 5 C6H10O + 2 MnSO4 + K2SO4 + 8 H2O
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
H2BrO7 + H2O = H4BrO8 =>
H2BrO7 + H2O = H4BrO8
HBr(aq) + Sr(OH)2(aq) = H2O(l) + SrBr2(aq) =>
2 HBr(aq) + Sr(OH)2(aq) = 2 H2O(l) + SrBr2(aq)
N2O5 + NaOH = NaNO3 + H2O =>
N2O5 + 2 NaOH = 2 NaNO3 + H2O
(Na2B4O7*10H2O) + H2SO4 = B(OH)3 + Na2SO4 + H2O =>
(Na2B4O7*10H2O) + H2SO4 = 4 B(OH)3 + Na2SO4 + 5 H2O
FeSO4 + K2Cr2O7 + HCl = KCl + CrCl3 + Fe2(SO4)3 + FeCl2 + H2O =>
9 FeSO4 + K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Fe2(SO4)3 + 3 FeCl2 + 7 H2O
Ni(NO3)2(aq) + KI(aq) = NiI(aq) + K(NO3)2(aq) =>
Ni(NO3)2(aq) + KI(aq) = NiI(aq) + K(NO3)2(aq)
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