| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Ca + O2 = 2 CaOCa
MnSO4 + H2O = Mn(OH)2 + H2SO4 =>
MnSO4 + 2 H2O = Mn(OH)2 + H2SO4
Ba(OH)2*8H2O(s) + NH4SCN(s) = H2O(l) + NH3(g) + Ba(SCN)2(aq) =>
Ba(OH)2*8H2O(s) + 2 NH4SCN(s) = 10 H2O(l) + 2 NH3(g) + Ba(SCN)2(aq)
NaHCO3 + HCOH = H2O + CO2 + CH3COONa =>
NaHCO3 + 2 HCOH = H2O + CO2 + CH3COONa
Ti(s) + O2(g) = Ti2O3(s) =>
4 Ti(s) + 3 O2(g) = 2 Ti2O3(s)
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Na2S2O3 + S = Na2S3O3 =>
Na2S2O3 + S = Na2S3O3
CH3COCl + CH3COONa = CH3COOCOCH3 + NaCl =>
CH3COCl + CH3COONa = CH3COOCOCH3 + NaCl
CH3CHO + K2Cr2O7 = CH3COOH + Cr2O3 + K2O =>
3 CH3CHO + K2Cr2O7 = 3 CH3COOH + Cr2O3 + K2O
Ca + CuO = CaO + Cu =>
Ca + CuO = CaO + Cu
CaCO3 + SO4 = Ca + CO3SO4 =>
CaCO3 + SO4 = Ca + CO3SO4
Mg + HC1 = MgC12 + H =>
Mg + 12 HC1 = MgC12 + 12 H
CH4 + H = CH5 =>
CH4 + H = CH5
MgClO32 = MgCl + O2 =>
MgClO32 = MgCl + 16 O2
FeCl3 + Pb = PbCl4 + Fe =>
4 FeCl3 + 3 Pb = 3 PbCl4 + 4 Fe
HMnO4 = H{+} + MnO4{-} =>
HMnO4 = H{+} + MnO4{-}
Na2OH2SO4 = Na2SO4H2O =>
Na2OH2SO4 = Na2SO4H2O
He + O2 = He2O8 =>
2 He + 4 O2 = He2O8
C8H4O3 + C3H8O3 = C19H13O7 + H2O =>
41 C8H4O3 + 30 C3H8O3 = 22 C19H13O7 + 59 H2O
Fe{2+} + N2O + H{+} = Fe{3+} + N2 + H2O =>
2 Fe{2+} + N2O + 2 H{+} = 2 Fe{3+} + N2 + H2O
C4H8O + O2 = C3H6O =>
6 C4H8O + O2 = 8 C3H6O
Na + HCl = H + ClNa =>
Na + HCl = H + ClNa
Fe2 + Al2O3 = Fe2O3 + Al =>
Fe2 + Al2O3 = Fe2O3 + 2 Al
Al + SO4Cu = Cu + (SO4)3Al2 =>
2 Al + 3 SO4Cu = 3 Cu + (SO4)3Al2
NH3OHCl + FeCl3 = N2O + FeCl2 + HCl + H2O =>
2 NH3OHCl + 4 FeCl3 = N2O + 4 FeCl2 + 6 HCl + H2O
FeCl3 + H2SO4 + KBr = K2SO4 + Br2 + HCl + FeCl2 =>
2 FeCl3 + H2SO4 + 2 KBr = K2SO4 + Br2 + 2 HCl + 2 FeCl2
SiCl4 + Zn = Si + ZnCl2 =>
SiCl4 + 2 Zn = Si + 2 ZnCl2
CrO4{-} + Fe{2+} + H2O = Cr{3+} + Fe{3+} + OH{-} =>
CrO4{-} + 4 Fe{2+} + 4 H2O = Cr{3+} + 4 Fe{3+} + 8 OH{-}
Rb + ClO4 = RbClO4 =>
Rb + ClO4 = RbClO4
Na3AsO4 + HCl + H2S = As2S3 + S + H2O + NaCl =>
2 Na3AsO4 + 6 HCl + 5 H2S = As2S3 + 2 S + 8 H2O + 6 NaCl
Al + KNO2 + KOH = K2AlO2 + NH3 + H2O =>
3 Al + KNO2 + 5 KOH = 3 K2AlO2 + NH3 + H2O
H2SO4(aq) + CaCO3(s) = CaSO4(s) + H2O(l) + CO2(g) =>
H2SO4(aq) + CaCO3(s) = CaSO4(s) + H2O(l) + CO2(g)
Li2CO3 + Cr2O3 + Ga2O3 = LiGaCr4O8 + CO2 =>
Li2CO3 + 4 Cr2O3 + Ga2O3 = 2 LiGaCr4O8 + CO2
MnO2 + HCl = Cl2 + H2O + MnCl2 =>
MnO2 + 4 HCl = Cl2 + 2 H2O + MnCl2
Pb + HNO3 = PbHNO3 =>
Pb + HNO3 = PbHNO3
MnS + HCl = H2S + MnCl2 =>
MnS + 2 HCl = H2S + MnCl2
Hg + HCIO4 = Hg(CIO4)2 + H2 =>
Hg + 2 HCIO4 = Hg(CIO4)2 + H2
Al(s) + NaOH(aq) + H2O(l) = Na[Al(OH)4](aq) + H2(g) =>
2 Al(s) + 2 NaOH(aq) + 6 H2O(l) = 2 Na[Al(OH)4](aq) + 3 H2(g)
HSO3{-} + O2 = SO42{-} + H2O =>
4 HSO3{-} + 79 O2 = 4 SO42{-} + 2 H2O
Co(NO3)2 + Na2SO3 = NaNO3 + CoSO3 =>
Co(NO3)2 + Na2SO3 = 2 NaNO3 + CoSO3
NH3(g) + HCl(aq) = NH4Cl =>
NH3(g) + HCl(aq) = NH4Cl
Au + BaSO4 = Au2SO4 + Ba =>
2 Au + BaSO4 = Au2SO4 + Ba
Zn + Pb3(PO3)4 = Zn3(PO3)2 + Pb =>
6 Zn + Pb3(PO3)4 = 2 Zn3(PO3)2 + 3 Pb
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Au + BaSO4 = Au2SO4 + Ba =>
2 Au + BaSO4 = Au2SO4 + Ba
FeO + SiO2 = FeSiO3 =>
FeO + SiO2 = FeSiO3
MnS + HNO3 = Mn(NO3)2 + H2S =>
MnS + 2 HNO3 = Mn(NO3)2 + H2S
C3H4 + KMnO4 + KOH = CH3COOK + MnO2 + K2CO3 =>
5 C3H4 + 8 KMnO4 + KOH = 7 CH3COOK + 8 MnO2 + K2CO3
Cl2 + AgI = ClI + Ag =>
Cl2 + 2 AgI = 2 ClI + 2 Ag
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/21/24
Équations équilibrées sur12/21/23
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