| Équations équilibrées la veille |
2 CHCl3 + O2 = 2 COCl2 + 2 HCl
Be(OH)2 + NaOH = Na2[Be(OH)4] =>
Be(OH)2 + 2 NaOH = Na2[Be(OH)4]
Fe(NO3)3 + Na2(SO4) = Fe(SO4) + Na2(NO3)3 =>
Fe(NO3)3 + Na2(SO4) = Fe(SO4) + Na2(NO3)3
Fe(No3)3 + SCN = Fe(SCN)3 + No3 =>
Fe(No3)3 + 3 SCN = Fe(SCN)3 + 3 No3
Pb(OH) + HNO3 = Pb2(NO3)2 + H2O =>
2 Pb(OH) + 2 HNO3 = Pb2(NO3)2 + 2 H2O
Na2CO3 + H3BO3 + SiO2 = (Na2O)(B2O3)(SiO2) + H2O + CO2 =>
Na2CO3 + 2 H3BO3 + SiO2 = (Na2O)(B2O3)(SiO2) + 3 H2O + CO2
FeI2 + Cl2 = FeCl3 + FeI3 =>
6 FeI2 + 3 Cl2 = 2 FeCl3 + 4 FeI3
H2SO4 + HI = H2SO3 + I2 + H2O =>
H2SO4 + 2 HI = H2SO3 + I2 + H2O
Fe(OH)2 + Cl2 + KOH = K2FeO4 + KCl + H2O =>
Fe(OH)2 + 2 Cl2 + 6 KOH = K2FeO4 + 4 KCl + 4 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
C9H7NaO4 + HCl = C9H8O4 + Na + Cl =>
C9H7NaO4 + HCl = C9H8O4 + Na + Cl
Fe(OH)3 + H2O = Fe(OH)4 + H =>
Fe(OH)3 + H2O = Fe(OH)4 + H
BaOH + H2SO4 = Ba2SO4 + H2O =>
2 BaOH + H2SO4 = Ba2SO4 + 2 H2O
Fe(SO4) + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 Fe(SO4) + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
Cr(OH)3 = O + Cr + H =>
Cr(OH)3 = 3 O + Cr + 3 H
Fe(OH)3 + NaOH = Na3[Fe(OH)6] =>
Fe(OH)3 + 3 NaOH = Na3[Fe(OH)6]
Fe(s) + CuCl2(s) = FeCl2(s) + Cu(s) =>
Fe(s) + CuCl2(s) = FeCl2(s) + Cu(s)
HIO4 + Pb(OH)3 = Pb(IO4)3 + H2O =>
3 HIO4 + Pb(OH)3 = Pb(IO4)3 + 3 H2O
Zn{2+} + H2O = Zn(H2O)6{2+} =>
Zn{2+} + 6 H2O = Zn(H2O)6{2+}
C2H5COOH + CaCO3 = C2H5COOCa + HCO3 =>
C2H5COOH + CaCO3 = C2H5COOCa + HCO3
Fe(s) + O(g) = Fe2O3 =>
2 Fe(s) + 3 O(g) = Fe2O3
C6H5CHO + CrO3 + H2SO4 = C6H5COOH + H2O + Cr2(SO4)3 =>
3 C6H5CHO + 2 CrO3 + 3 H2SO4 = 3 C6H5COOH + 3 H2O + Cr2(SO4)3
Al3 + PbCl2 = Pb + AlCl3 =>
2 Al3 + 9 PbCl2 = 9 Pb + 6 AlCl3
C9H9Cl + O2 = CO2 + C8H18 + Cl2 =>
2 C9H9Cl + 10 O2 = 10 CO2 + C8H18 + Cl2
As2S5 + HNO3 = HAsO3 + H2SO4 + H2O + NO2 =>
As2S5 + 40 HNO3 = 2 HAsO3 + 5 H2SO4 + 14 H2O + 40 NO2
Co(s) + HCl(aq) = CoCl2(aq) + H2(g) =>
Co(s) + 2 HCl(aq) = CoCl2(aq) + H2(g)
Fe(s) + O(g) = FeO =>
Fe(s) + O(g) = FeO
La + O = LaO =>
La + O = LaO
[HgCl4]{2-} + Sn{2+} = Sn[HgCl4] =>
[HgCl4]{2-} + Sn{2+} = Sn[HgCl4]
Fe + Al2(SO4)3 = FeSO4 + Al =>
3 Fe + Al2(SO4)3 = 3 FeSO4 + 2 Al
AgBr + KBr = AgK + Br =>
AgBr + KBr = AgK + 2 Br
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
CH3Li + NH2COOH = CH4 + NHCO2Li2 =>
2 CH3Li + NH2COOH = 2 CH4 + NHCO2Li2
MnO2 + Br2 + KOH = K2MnO4 + KBr2 + H2O =>
MnO2 + 2 Br2 + 4 KOH = K2MnO4 + 2 KBr2 + 2 H2O
PbO2 + H3PO4 = Pb3(PO4)4 + H2O =>
3 PbO2 + 4 H3PO4 = Pb3(PO4)4 + 6 H2O
Fe + Au(C2H3O2)3 = Fe(C2H3O2)2 + Au =>
3 Fe + 2 Au(C2H3O2)3 = 3 Fe(C2H3O2)2 + 2 Au
C6H17NSi + O2 = SiO2 + NO2 + CO2 + H2O =>
4 C6H17NSi + 49 O2 = 4 SiO2 + 4 NO2 + 24 CO2 + 34 H2O
Fe + Br = FeBr2 =>
Fe + 2 Br = FeBr2
CH4 + F2 = CH2F2 + HF =>
CH4 + 2 F2 = CH2F2 + 2 HF
Fe + Cr2O7 = Fe2O3 + Cr =>
14 Fe + 3 Cr2O7 = 7 Fe2O3 + 6 Cr
Zn(s) + NH3NO3(s) = ZnO(s) + N2(g) + H2O(g) =>
3 Zn(s) + 2 NH3NO3(s) = 3 ZnO(s) + 2 N2(g) + 3 H2O(g)
Fe + CuOH = Fe(OH)3 + Cu =>
Fe + 3 CuOH = Fe(OH)3 + 3 Cu
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
K2(Cr2O7) + Sn(NO3)2 = K(NO3) + Sn(Cr2O7) =>
K2(Cr2O7) + Sn(NO3)2 = 2 K(NO3) + Sn(Cr2O7)
Li4C + Ba(HO)2 = Li4(HO)2 + BaC =>
Li4C + Ba(HO)2 = Li4(HO)2 + BaC
AlOH3 + HNO3 = AlNO3 + OH4 =>
AlOH3 + HNO3 = AlNO3 + OH4
Fe + H2SiO3 = Fe2SiO3 + H2 =>
2 Fe + H2SiO3 = Fe2SiO3 + H2
CaHPO4 + HC2H3O2 = H3PO4 + Ca(C2H3O2)2 =>
CaHPO4 + 2 HC2H3O2 = H3PO4 + Ca(C2H3O2)2
C11H12O3 + KMnO4 + NaOH = C10H10O3 + Na2MnO4 + K2MnO4 + H2O =>
10 C11H12O3 + 16 KMnO4 + 16 NaOH = 11 C10H10O3 + 8 Na2MnO4 + 8 K2MnO4 + 13 H2O
Fe + IO3 = Fe(IO3)3 =>
Fe + 3 IO3 = Fe(IO3)3
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Équations équilibrées sur01/29/25
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