| Équations équilibrées la veille |
NaClO3 + 3 Fe + 3 H2SO4 = 3 FeSO4 + NaCl + 3 H2O
AgCl + NH3 = Ag(NH3)2 + Cl =>
AgCl + 2 NH3 = Ag(NH3)2 + Cl
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NiAsS + O2 + H2O = Ni{2+} + H3AsO4 + SO4{2-} =>
4 NiAsS + 13 O2 + 6 H2O = 4 Ni{2+} + 4 H3AsO4 + 4 SO4{2-}
SO4 + O2 = SO6 =>
SO4 + O2 = SO6
Cu(OH)2 + CH2O = HCOOH + H2O + Cu2O =>
2 Cu(OH)2 + CH2O = HCOOH + 2 H2O + Cu2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
C5H10(l) + O2(g) = H2C5H6O4(l) + H20(l) =>
10 C5H10(l) + 20 O2(g) = 10 H2C5H6O4(l) + H20(l)
P2O3 + H2SO4 + H2O = SO2 + H3PO4 =>
P2O3 + 2 H2SO4 + H2O = 2 SO2 + 2 H3PO4
Mg + ZnSO4 = MgSO4 + Zn =>
Mg + ZnSO4 = MgSO4 + Zn
CH3CH2CH2CH2CH2OH + H2SO4 = CH3CH2CH2CH2CHO + SO2 + H2O =>
CH3CH2CH2CH2CH2OH + H2SO4 = CH3CH2CH2CH2CHO + SO2 + 2 H2O
CuBr + Mg = Cu + MgBr2 =>
2 CuBr + Mg = 2 Cu + MgBr2
CaHPO4*2H2O + Ca(OH)2 = Ca8H2(PO4)6*5H2O + H2O =>
6 CaHPO4*2H2O + 2 Ca(OH)2 = Ca8H2(PO4)6*5H2O + 11 H2O
Ti + AgNO3 = Ti(NO3)3 + Ag =>
Ti + 3 AgNO3 = Ti(NO3)3 + 3 Ag
Fe + NaOH = NaFeO2 + Na2O + H2 =>
2 Fe + 6 NaOH = 2 NaFeO2 + 2 Na2O + 3 H2
TiBr4 + H3PO4 = Ti3(PO4)4 + HBr =>
3 TiBr4 + 4 H3PO4 = Ti3(PO4)4 + 12 HBr
Fe2O3 + NH2OH = FeO + H2O + NOH =>
Fe2O3 + NH2OH = 2 FeO + H2O + NOH
Ba + Cd(ClO3)2 = Cd + Ba(ClO3)2 =>
Ba + Cd(ClO3)2 = Cd + Ba(ClO3)2
Na2SO4 + H2CO3 = H2SO4 + NaHCO3 =>
Na2SO4 + 2 H2CO3 = H2SO4 + 2 NaHCO3
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
Sn + HNO3 = SnO2 + NO2 + H2 =>
Sn + 2 HNO3 = SnO2 + 2 NO2 + H2
C5H10N6O4 + HNO3 + NH4NO3 = C3H6N6O6 + H2O =>
3 C5H10N6O4 + 6 HNO3 + 3 NH4NO3 = 5 C3H6N6O6 + 9 H2O
Na + HO = NaOH =>
Na + HO = NaOH
CH4 + NH3 + O2 = HCN + H2O =>
2 CH4 + 2 NH3 + 3 O2 = 2 HCN + 6 H2O
KO2 + CO2 = K3O5C2 + O =>
3 KO2 + 2 CO2 = K3O5C2 + 5 O
PbCrO4 + HCl + FeSO4 = PbCl2 + Cr2(SO4)3 + FeCl3 + H2O + Fe2(SO4)3 =>
2 PbCrO4 + 16 HCl + 6 FeSO4 = 2 PbCl2 + Cr2(SO4)3 + 4 FeCl3 + 8 H2O + Fe2(SO4)3
Pb2(CO3)4 = CO2 + PbO2 =>
Pb2(CO3)4 = 4 CO2 + 2 PbO2
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
NaCI + CaI2 = NaI + CaCI2 =>
NaCI + CaI2 = NaI + CaCI2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HNO3(aq) + Ca(OH)2(aq) = H2O + Ca(NO3)2(aq) =>
2 HNO3(aq) + Ca(OH)2(aq) = 2 H2O + Ca(NO3)2(aq)
Sc2O3 + H2SO4 = Sc2(SO4)3 + H2O =>
Sc2O3 + 3 H2SO4 = Sc2(SO4)3 + 3 H2O
Ag + Se = Ag2Se =>
2 Ag + Se = Ag2Se
Mg(H2PO4)2 + Mg(OH)2 = MgHPO4 + H2O =>
Mg(H2PO4)2 + Mg(OH)2 = 2 MgHPO4 + 2 H2O
Li2 + O2 = Li4O3 =>
4 Li2 + 3 O2 = 2 Li4O3
H3PO4 + HCl = H2O + PCl5 =>
H3PO4 + 5 HCl = 4 H2O + PCl5
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn
H3PO4 + HCl = H2O + PCl5 =>
H3PO4 + 5 HCl = 4 H2O + PCl5
HNo3 + Mg(OH)2 = H2O + Mg(No3)2 =>
2 HNo3 + Mg(OH)2 = 2 H2O + Mg(No3)2
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
O2 + NCl3 = Cl2O + N2 =>
3 O2 + 4 NCl3 = 6 Cl2O + 2 N2
AgCl + HNO3 = AgNO3 + HCl =>
AgCl + HNO3 = AgNO3 + HCl
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
KNO3 + La2O3 + TiO2 = KLaTiO4 + NO2 + O2 =>
4 KNO3 + 2 La2O3 + 4 TiO2 = 4 KLaTiO4 + 4 NO2 + O2
HCl + LiOH = LiCl + H2O = =>
HCl + LiOH = LiCl + H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Cu(NO3)2 + CaCl2 + Ca(OH)2 = Cu2Cl(OH)3 + Ca(NO3)2 =>
4 Cu(NO3)2 + CaCl2 + 3 Ca(OH)2 = 2 Cu2Cl(OH)3 + 4 Ca(NO3)2
LiBr + (NH4)2SO4 = Li2SO4 + NH4Br =>
2 LiBr + (NH4)2SO4 = Li2SO4 + 2 NH4Br
BF3 + Li2(SO3) = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2(SO3) = B2(SO3)3 + 6 LiF
K + S2 = K2S =>
4 K + S2 = 2 K2S
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