| Équations équilibrées la veille | Équations équilibrées le lendemain |
O + 2 H = H2O
Na3(PO4) + Ni(NO3)2 = Ni3(PO4)2 + Na(NO3) =>
2 Na3(PO4) + 3 Ni(NO3)2 = Ni3(PO4)2 + 6 Na(NO3)
C7H6O3 + CH3OH = CH3CH2CH2CH2CH2CH2CH2CH2OH + CH3COOH = CH3CH2CH2CH2CH2OH + CH3COOH =>
14 C7H6O3 + 64 CH3OH = 8 CH3CH2CH2CH2CH2CH2CH2CH2OH + 49 CH3COOH
K2Cr2O7 + H2O + AgSO4 = AgCrO7 + K2(SO4)2 + H3O =>
K2Cr2O7 + 21 H2O + 2 AgSO4 = 2 AgCrO7 + K2(SO4)2 + 14 H3O
Ni2(SO4)3 + Mn(OH)5 = Mn2(SO4)5 + Ni(OH)3 =>
5 Ni2(SO4)3 + 6 Mn(OH)5 = 3 Mn2(SO4)5 + 10 Ni(OH)3
C17H33COOH + H2O = C17H35COOH + C3H8O3 =>
10 C17H33COOH + 16 H2O = 9 C17H35COOH + 6 C3H8O3
MgSO4 + HNO3 = Mg(NO3)2 + H2 + SO4 =>
MgSO4 + 2 HNO3 = Mg(NO3)2 + H2 + SO4
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
Fe3O4 + H2SO4 = FeSO4 + Fe2(SO4)3 + H2O =>
Fe3O4 + 4 H2SO4 = FeSO4 + Fe2(SO4)3 + 4 H2O
Ca5(PO4)3F + H2SO4 = Ca(H2PO4)2 + HF + CaSO4 =>
2 Ca5(PO4)3F + 7 H2SO4 = 3 Ca(H2PO4)2 + 2 HF + 7 CaSO4
PbO2 + NaOH + H2O = Na2(Pb(OH)6) =>
PbO2 + 2 NaOH + 2 H2O = Na2(Pb(OH)6)
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Na(PO4) = Na + PO4 =>
Na(PO4) = Na + PO4
H2O2 + K3[Fe(CN)6] = O2 + K4[Fe(CN)6] + K2H2[Fe(CN)6] =>
H2O2 + 2 K3[Fe(CN)6] = O2 + K4[Fe(CN)6] + K2H2[Fe(CN)6]
TiCl4(g) + H2O(l) = TiO2(s) + HCl(g) =>
TiCl4(g) + 2 H2O(l) = TiO2(s) + 4 HCl(g)
V(OH)4 + H3PO4 = V3(PO4)4 + H2O =>
3 V(OH)4 + 4 H3PO4 = V3(PO4)4 + 12 H2O
ZnO + FeO = FeZnO2 =>
ZnO + FeO = FeZnO2
KOH + BeO + H2O = KBe(OH)3 =>
KOH + BeO + H2O = KBe(OH)3
Ca3N2 + HClO3 = Ca(ClO3)2 + NH3 =>
Ca3N2 + 6 HClO3 = 3 Ca(ClO3)2 + 2 NH3
O2 = O3 =>
3 O2 = 2 O3
K{+} + H2O = H3O{+} + KOH =>
K{+} + 2 H2O = H3O{+} + KOH
Sr + Nb + Ti + O = Sr100Nb15Ti85O300 =>
100 Sr + 15 Nb + 85 Ti + 300 O = Sr100Nb15Ti85O300
PbSO4 + CH3COONa = Pb(CH3COO)4Na2 + Na2SO4 =>
PbSO4 + 4 CH3COONa = Pb(CH3COO)4Na2 + Na2SO4
Al(NO3)3 + H2S = HNO3 + Al2S3 =>
2 Al(NO3)3 + 3 H2S = 6 HNO3 + Al2S3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ti(N(CH3)2)4 + (FeSO4*H2O) = (NH2(CH3)2)2Fe(SO4)2 + FeO + TiO2 =>
Ti(N(CH3)2)4 + 4(FeSO4*H2O) = 2(NH2(CH3)2)2Fe(SO4)2 + 2 FeO + TiO2
N + P = NP =>
N + P = NP
Cd + Sn2{+} = Sn + Cd2{+} =>
2 Cd + Sn2{+} = 2 Sn + Cd2{+}
SiO2 + KOH = K2SiO4 + H2 =>
SiO2 + 2 KOH = K2SiO4 + H2
C9H20 + O3 = CO2 + H2O =>
3 C9H20 + 28 O3 = 27 CO2 + 30 H2O
AgNO3 + NH4CO3 = NH4NO3 + AgCO3 =>
AgNO3 + NH4CO3 = NH4NO3 + AgCO3
C10H22 + H2O2 = CO2 + H2O =>
C10H22 + 31 H2O2 = 10 CO2 + 42 H2O
C2H5Cl + Cl2 = C2H2Cl + HCl =>
2 C2H5Cl + 3 Cl2 = 2 C2H2Cl + 6 HCl
K2Cr2O7 + FeCl2 + H2SO4 = CrCl3 + Fe2(SO4)3 + FeCl3 + K2SO4 + H2O =>
K2Cr2O7 + 6 FeCl2 + 7 H2SO4 = 2 CrCl3 + 2 Fe2(SO4)3 + 2 FeCl3 + K2SO4 + 7 H2O
CuSO4 + Cu + S = Cu2S2O4 =>
CuSO4 + Cu + S = Cu2S2O4
NH4Cl + O2 = (NH4)2O + Cl2 =>
4 NH4Cl + O2 = 2(NH4)2O + 2 Cl2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
C5H5N + BCl3 = C5H5NCl + BCl2 =>
C5H5N + BCl3 = C5H5NCl + BCl2
NH4 + ClO4 + Ca(OH)2 = NCa + Cl + H2O =>
4 NH4 + ClO4 + 4 Ca(OH)2 = 4 NCa + Cl + 12 H2O
KOH + P2O3 = K2HPO3 + H2O =>
4 KOH + P2O3 = 2 K2HPO3 + H2O
C6H14 + O2 = C6H14O6 =>
C6H14 + 3 O2 = C6H14O6
NaCl(aq) + ZnSO4(aq) = NaSO4 + ZnCl =>
NaCl(aq) + ZnSO4(aq) = NaSO4 + ZnCl
Ca(OH)2 + NH4(NO3) = Ca(NO3)2 + NH4(OH) =>
Ca(OH)2 + 2 NH4(NO3) = Ca(NO3)2 + 2 NH4(OH)
NaCl + CHCl3 = NaCl3 + CHCl =>
NaCl + CHCl3 = NaCl3 + CHCl
CaCO3 + NaF = CaF2 + Na2CO3 =>
CaCO3 + 2 NaF = CaF2 + Na2CO3
PbNO6 = Pb2O + NO2 + O2 =>
4 PbNO6 = 2 Pb2O + 4 NO2 + 7 O2
Re2S7 + HNO3 = HReO4 + NO2 + H2SO4 + H2O =>
Re2S7 + 56 HNO3 = 2 HReO4 + 56 NO2 + 7 H2SO4 + 20 H2O
AlCl3 + K2CO3 + H2O = Al(OH)3 + KCl + CO2 =>
2 AlCl3 + 3 K2CO3 + 3 H2O = 2 Al(OH)3 + 6 KCl + 3 CO2
Sb + KClO3 + H2SO4 = Sb(SO4)3 + KCl + H2O =>
Sb + KClO3 + 3 H2SO4 = Sb(SO4)3 + KCl + 3 H2O
HIO + HI = I2 + H2O =>
HIO + HI = I2 + H2O
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Équations équilibrées sur12/14/24
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