| Équations équilibrées la veille |
Na2B4O7 + H2O + C4H6O2 = Na2B4O7H2OC4H6O2
H4P2O7 + Al(OH)3 = Al4(P2O7)3 + H2O =>
3 H4P2O7 + 4 Al(OH)3 = Al4(P2O7)3 + 12 H2O
KCr2O7 + KI + H2SO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
2 KCr2O7 + 14 KI + 14 H2SO4 = 8 K2SO4 + 2 Cr2(SO4)3 + 7 I2 + 14 H2O
N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2
Na + Cl2O = NaCl + O2 =>
4 Na + 2 Cl2O = 4 NaCl + O2
Fl + Ar = ArFl3 =>
3 Fl + Ar = ArFl3
KHSO3(aq) + HNO3(aq) = KNO3(aq) + H2O(l) + SO2(g) =>
KHSO3(aq) + HNO3(aq) = KNO3(aq) + H2O(l) + SO2(g)
NH4H2PO4 + Ca(OH)2 = NH4OH + Ca3(PO4)2 + H2O =>
2 NH4H2PO4 + 3 Ca(OH)2 = 2 NH4OH + Ca3(PO4)2 + 4 H2O
CH3COOH + NH3 = CH3NO + CH3OH =>
CH3COOH + NH3 = CH3NO + CH3OH
Fe(H2O)6 + CO3 = Fe(OH)3(H2O)3 + CO2 + H2O =>
2 Fe(H2O)6 + 3 CO3 = 2 Fe(OH)3(H2O)3 + 3 CO2 + 3 H2O
Na + Cl2O = NaCl + O2 =>
4 Na + 2 Cl2O = 4 NaCl + O2
BrO3{-} + NH3OH{+} = Br{-} + NO2 + H3O{+} + H2O =>
5 BrO3{-} + 6 NH3OH{+} = 5 Br{-} + 6 NO2 + 6 H3O{+} + 3 H2O
K + AgCl = KCl + Ag =>
K + AgCl = KCl + Ag
Sr3N2 + H2O = Sr(OH)2 + NH3 =>
Sr3N2 + 6 H2O = 3 Sr(OH)2 + 2 NH3
CuO + Al = Cu + Al2O3 =>
3 CuO + 2 Al = 3 Cu + Al2O3
C6H12O6 + NH3 = C9H11NO2 + H2O + O2 =>
3 C6H12O6 + 2 NH3 = 2 C9H11NO2 + 10 H2O + 2 O2
Ca(HCrO4)2 + Ca(OH)2 = (CaOH)2CrO4 + H2O =>
Ca(HCrO4)2 + 3 Ca(OH)2 = 2(CaOH)2CrO4 + 2 H2O
NO + H2O = NH2OH + O2 =>
4 NO + 6 H2O = 4 NH2OH + 3 O2
Ca(OH)2 + NO2 = Ca(NO2)2 + Ca(NO3)2 + H2O =>
2 Ca(OH)2 + 4 NO2 = Ca(NO2)2 + Ca(NO3)2 + 2 H2O
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
H2S + PbCl2 = H2Pb + SCl2 =>
H2S + PbCl2 = H2Pb + SCl2
Fe2O3 + H2SO4 = Fe(HSO4)3 + H2O =>
Fe2O3 + 6 H2SO4 = 2 Fe(HSO4)3 + 3 H2O
CuCl2*H2O = CuCl2 + H2O =>
CuCl2*H2O = CuCl2 + H2O
(NH4)2Fe(SO4)2 + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + (NH4)2SO4 + K2SO4 =>
3(NH4)2Fe(SO4)2 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 3(NH4)2SO4 + 3 K2SO4
MgO(s) + HCl(aq) = MgCl2(aq) + H2O(l) =>
MgO(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l)
HClO(aq) + NaOH(aq) = NaClO(aq) + H2O(l) =>
HClO(aq) + NaOH(aq) = NaClO(aq) + H2O(l)
K3PO4 + P2O5 + H2O = K2HPO4 =>
4 K3PO4 + P2O5 + 3 H2O = 6 K2HPO4
CaCO3 + CH3COOH = CaOOCCH3 + H2O + CO2 =>
8 CaCO3 + 9 CH3COOH = 8 CaOOCCH3 + 6 H2O + 10 CO2
CH3COOH + NaOCH2CH3 = CH3COOHNa + OCH2CH3 =>
CH3COOH + NaOCH2CH3 = CH3COOHNa + OCH2CH3
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
PbCl2Na2SO4 = NaCl + PbSO4 =>
PbCl2Na2SO4 = 2 NaCl + PbSO4
MgO(s) + HCl(aq) = MgCl2(aq) + H2O(l) =>
MgO(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l)
K(s) + H2O(i) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(i) = 2 KOH(aq) + H2(g)
Ca2 + I = CaI2 =>
Ca2 + 4 I = 2 CaI2
Sn + HNO3(conc) = H2SnO3 + NO2 + H2O =>
Sn + 4 HNO3(conc) = H2SnO3 + 4 NO2 + H2O
C4H10O + H2SO4 = C4H10OH2SO4 =>
C4H10O + H2SO4 = C4H10OH2SO4
KI + HBr = KBr + I2 + H2 =>
2 KI + 2 HBr = 2 KBr + I2 + H2
Al + Sg = Al2Sg3 =>
2 Al + 3 Sg = Al2Sg3
Al + ZnBr = Al3Br + Zn =>
3 Al + ZnBr = Al3Br + Zn
LiOH + HS = LiS + H2O =>
LiOH + HS = LiS + H2O
NH4 + Ca(ClO3)2 = N2 + H2O + CaCl2 =>
6 NH4 + 2 Ca(ClO3)2 = 3 N2 + 12 H2O + 2 CaCl2
HClO4(aq) + NaOH(aq) = NaClO4 + H2O =>
HClO4(aq) + NaOH(aq) = NaClO4 + H2O
Zn(NO3)2 + Na2S = Na(NO3) + ZnS =>
Zn(NO3)2 + Na2S = 2 Na(NO3) + ZnS
C3HCOOH + CH3OH = C3H7COOCH3 + H2O =>
2 C3HCOOH + 17 CH3OH = 5 C3H7COOCH3 + 11 H2O
CaO + C = CaC2 + CO =>
CaO + 3 C = CaC2 + CO
CaOH + NaCO3 = CaCO3 + NaOH =>
CaOH + NaCO3 = CaCO3 + NaOH
PbO + PbO2 = Pb2O3 =>
PbO + PbO2 = Pb2O3
P4 + H2O = HPO4 + H2 =>
P4 + 16 H2O = 4 HPO4 + 14 H2
H3PO4(aq) + H2O(l) = H2PO4(aq) + H3O(aq) =>
H3PO4(aq) + H2O(l) = H2PO4(aq) + H3O(aq)
K3(Fe(CN)6) + Cr2O3 + KOH = K4(Fe(CN)6) + K2CrO4 + H2O =>
6 K3(Fe(CN)6) + Cr2O3 + 10 KOH = 6 K4(Fe(CN)6) + 2 K2CrO4 + 5 H2O
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Équations équilibrées sur10/20/24
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