| Équations équilibrées la veille |
3 Nh3 = Nh9
PbO + Ca = PbCa2 + O2 =>
2 PbO + 4 Ca = 2 PbCa2 + O2
Ba(HSO3)2 = BaSO3 + H2O + SO2 = Ba(HSO3)2 =>
Ba(HSO3)2 = BaSO3 + H2O + SO2
S + Cl2 + H2O = HCl + H2SO4 =>
S + 3 Cl2 + 4 H2O = 6 HCl + H2SO4
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
C6H8O7 + NaHCO3 = NaH8O7 + C6HCO3 =>
C6H8O7 + NaHCO3 = NaH8O7 + C6HCO3
KI + KMnO4 + HCl = KCl + MnCl2 + I2 + H2O =>
10 KI + 2 KMnO4 + 16 HCl = 12 KCl + 2 MnCl2 + 5 I2 + 8 H2O
MgO + (NH4)2SO4 + H2O = MgSO4 + NH4OH =>
MgO + (NH4)2SO4 + H2O = MgSO4 + 2 NH4OH
Mg5Al9CrO20 + CaO + O2 = MgO + Ca3Al2O6 + Ca5Cr3O12 =>
12 Mg5Al9CrO20 + 182 CaO + 5 O2 = 60 MgO + 54 Ca3Al2O6 + 4 Ca5Cr3O12
CrSCN2{+} + BrO{-} + OH{-} = Br{-} + NO3{-} + CO3{-} + SO4{2-} + CrO42{-} + H2O =>
2 CrSCN2{+} + 103 BrO{-} + 14 OH{-} = 103 Br{-} + 4 NO3{-} + 2 CO3{-} + 2 SO4{2-} + 2 CrO42{-} + 7 H2O
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
Ba2 + O2 = Ba2O2 =>
Ba2 + O2 = Ba2O2
KOH + NiSO4 + Cl2 = Ni(OH)3 + K2SO4 + KCl =>
6 KOH + 2 NiSO4 + Cl2 = 2 Ni(OH)3 + 2 K2SO4 + 2 KCl
C17H35CO2K + MgSO4 = Mg(C17H35CO2)2 + K2SO4 =>
2 C17H35CO2K + MgSO4 = Mg(C17H35CO2)2 + K2SO4
Cl2O3 = Cl2 + O2 =>
2 Cl2O3 = 2 Cl2 + 3 O2
Ti + N2 = Ti3N4 =>
3 Ti + 2 N2 = Ti3N4
C6H5OH + KOH = C6H5OK + H2O =>
C6H5OH + KOH = C6H5OK + H2O
ZnCO3 + C6H8O7 = Zn3(C6H5O7)2 + H2 + CO2 =>
15 ZnCO3 + 13 C6H8O7 = 5 Zn3(C6H5O7)2 + 27 H2 + 33 CO2
H2 + SO2 + HNO3 = H2SO4 + NH3 =>
5 H2 + 3 SO2 + 2 HNO3 = 3 H2SO4 + 2 NH3
Sc + HBr = ScBr + H2 =>
2 Sc + 2 HBr = 2 ScBr + H2
FeC2O4 + H2O = Fe(OH)2 + H2 + CO2 =>
FeC2O4 + 2 H2O = Fe(OH)2 + H2 + 2 CO2
C3H6 + O23 = CO + H2O =>
23 C3H6 + 6 O23 = 69 CO + 69 H2O
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
Al2(SO4)5 + KOH = Al(OH)5 + K2SO4 =>
Al2(SO4)5 + 10 KOH = 2 Al(OH)5 + 5 K2SO4
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
P4 + N2 = PN =>
P4 + 2 N2 = 4 PN
CH2CH2 + KMnO4 + KOH = K2CO3 + K2MnO4 + H2O =>
CH2CH2 + 12 KMnO4 + 16 KOH = 2 K2CO3 + 12 K2MnO4 + 10 H2O
Al(ClO4)3 + Zn(NO3)2 = Al(NO3)3 + Zn(ClO4)2 =>
2 Al(ClO4)3 + 3 Zn(NO3)2 = 2 Al(NO3)3 + 3 Zn(ClO4)2
P2O5 + MgO = Mg + PO3 =>
P2O5 + MgO = Mg + 2 PO3
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
NiSO4 + Li3PO4 = Ni3(PO4)2 + Li2SO4 =>
3 NiSO4 + 2 Li3PO4 = Ni3(PO4)2 + 3 Li2SO4
CO2 + MnOH = Mn2CO3 + H2O =>
CO2 + 2 MnOH = Mn2CO3 + H2O
MgCl2 + AgNO2 = MgNO2 + AgCl2 =>
MgCl2 + AgNO2 = MgNO2 + AgCl2
CuO + H2SO4 + HCl = CuSO4 + H3OCl =>
CuO + H2SO4 + HCl = CuSO4 + H3OCl
CaSiO2 + HNO3 = Ca(NO3)2 + SiO2 + H2 =>
CaSiO2 + 2 HNO3 = Ca(NO3)2 + SiO2 + H2
C6H12 + HBr2 = C6H11 + HBr =>
C6H12 + HBr2 = C6H11 + 2 HBr
Ca + SO = CaSO =>
Ca + SO = CaSO
Cu{2+}(aq) + Al(aq) = Al{3+}(aq) + Cu(aq) =>
3 Cu{2+}(aq) + 2 Al(aq) = 2 Al{3+}(aq) + 3 Cu(aq)
Ni(OH)2 + H2C4H6O2N2 = Ni(HC4H6O2N2)2 + H2O =>
Ni(OH)2 + 2 H2C4H6O2N2 = Ni(HC4H6O2N2)2 + 2 H2O
CH3COOH + Ga2O3 = Ga(CH3COO)3 + H2O =>
6 CH3COOH + Ga2O3 = 2 Ga(CH3COO)3 + 3 H2O
CuF2 + Pb(ClO3)2 = Cu(ClO3)2 + PbF2 =>
CuF2 + Pb(ClO3)2 = Cu(ClO3)2 + PbF2
Zn(s) + Bi(NO3)3 = Zn(NO3)2 + Bi =>
3 Zn(s) + 2 Bi(NO3)3 = 3 Zn(NO3)2 + 2 Bi
NaOH + Ca(Cl)2 = NaCl + Ca(OH)2 =>
2 NaOH + Ca(Cl)2 = 2 NaCl + Ca(OH)2
PbClF = Pb + Cl + F =>
PbClF = Pb + Cl + F
P4 + I2 = P2I8 =>
P4 + 8 I2 = 2 P2I8
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
Sc2O3 + HI = ScI3 + H2O =>
Sc2O3 + 6 HI = 2 ScI3 + 3 H2O
H + NO = H2O + N =>
2 H + NO = H2O + N
Mn + S = Mn2S3 =>
2 Mn + 3 S = Mn2S3
CH3CH2OH + Cu = CH3CH2OCu + H2 =>
2 CH3CH2OH + 2 Cu = 2 CH3CH2OCu + H2
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