| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Zn + Cr2O7{2-} + 14 H{+} = 3 Zn{2+} + 2 Cr{3+} + 7 H2O
BaCO3 + NO2 = Ba(NO3)2 + CO =>
BaCO3 + 2 NO2 = Ba(NO3)2 + CO
Li2S + Fe(NO3)2 = LiNO3 + FeS =>
Li2S + Fe(NO3)2 = 2 LiNO3 + FeS
C4H5N3O + O2 = CO2 + H2O + N =>
4 C4H5N3O + 19 O2 = 16 CO2 + 10 H2O + 12 N
CH3(CH2)2 + O2 = CO2 + H2O =>
4 CH3(CH2)2 + 19 O2 = 12 CO2 + 14 H2O
S + O2 + Na(OH) = NaSO4 + H2O =>
4 S + 7 O2 + 4 Na(OH) = 4 NaSO4 + 2 H2O
C7H8 + KMnO4 = C7H5O2K + KOH + MnO2 + H2O =>
C7H8 + 2 KMnO4 = C7H5O2K + KOH + 2 MnO2 + H2O
H2SO4 + Ba = BaSO4 + H22 =>
11 H2SO4 + 11 Ba = 11 BaSO4 + H22
NaCl + H2O = NaOH + Cl2{-} + H2{+} =>
2 NaCl + 2 H2O = 2 NaOH + Cl2{-} + H2{+}
Fe3(SO4)2 + Mn4P3 = Fe3P3 + Mn4(SO4)2 =>
Fe3(SO4)2 + Mn4P3 = Fe3P3 + Mn4(SO4)2
V(ClO4)7 + Mn3(PO4)5 + H2O = V3(PO4)7 + V(MnO4)7 + V(ClO2)7 + H(ClO4) =>
39 V(ClO4)7 + 14 Mn3(PO4)5 + 126 H2O = 10 V3(PO4)7 + 6 V(MnO4)7 + 3 V(ClO2)7 + 252 H(ClO4)
(NH4)2S + Cu(HCO3)2 = NH4HCO3 + Cu2S2 =>
2(NH4)2S + 2 Cu(HCO3)2 = 4 NH4HCO3 + Cu2S2
O2 + AgI = Ag2O + I2 =>
O2 + 4 AgI = 2 Ag2O + 2 I2
Cu{2+} + F{-} = CuF2 =>
Cu{2+} + 2 F{-} = CuF2
C12H24 + O2 = CO + H2O =>
C12H24 + 12 O2 = 12 CO + 12 H2O
CaI2 + H2O = HI + Ca(OH)2 =>
CaI2 + 2 H2O = 2 HI + Ca(OH)2
Cu + MnSO4 = CuSO4 + Mn2 =>
2 Cu + 2 MnSO4 = 2 CuSO4 + Mn2
Al2(SO4)3 + H2S = Al2S3 + H2SO4 =>
Al2(SO4)3 + 3 H2S = Al2S3 + 3 H2SO4
Fe2O3 + KHSO4 = Fe2(SO4)3 + K2O + H2O =>
2 Fe2O3 + 6 KHSO4 = 2 Fe2(SO4)3 + 3 K2O + 3 H2O
KCl + Br2 = Br2(Cl) + K =>
KCl + Br2 = Br2(Cl) + K
FeSO4 + H2 = H2S + FeO + H2O =>
FeSO4 + 4 H2 = H2S + FeO + 3 H2O
C2H2O4 + CrO4{2-} + H{+} = CO2 + Cr{3+} + H2O =>
3 C2H2O4 + 2 CrO4{2-} + 10 H{+} = 6 CO2 + 2 Cr{3+} + 8 H2O
HCl + AgSO3 = AgCl + HSO3 =>
HCl + AgSO3 = AgCl + HSO3
S8 + H2SO4(conc) = SO2 + H2O =>
S8 + 16 H2SO4(conc) = 24 SO2 + 16 H2O
AgNO3 + Cl{-} = AgCl{-} + NO3 =>
AgNO3 + Cl{-} = AgCl{-} + NO3
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
Na2CO3 + HOH = NaOH + H2CO3 =>
Na2CO3 + 2 HOH = 2 NaOH + H2CO3
CH3OH + O2 = CH3O + H2O =>
4 CH3OH + O2 = 4 CH3O + 2 H2O
FeSi + NaO = SiO2 + Fe + Na =>
FeSi + 2 NaO = SiO2 + Fe + 2 Na
Cu2O + H = Cu + HO =>
Cu2O + H = 2 Cu + HO
Cr(NO3)2 + K2S = CrS + KNO3 =>
Cr(NO3)2 + K2S = CrS + 2 KNO3
AgNO3 + HC1 = AgC1 + NO3H =>
AgNO3 + HC1 = AgC1 + NO3H
HSO4 + HNO2 = H2NO2 + SO4 =>
HSO4 + HNO2 = H2NO2 + SO4
Au + NaNO2 + H2SO4 + SnCl2 = HAuCl4 + H2O + NO + Na2SO4 + Sn2SO4 =>
2 Au + 2 NaNO2 + 3 H2SO4 + 4 SnCl2 = 2 HAuCl4 + 2 H2O + 2 NO + Na2SO4 + 2 Sn2SO4
CaSiO3 + HNO3 = Ca(NO3)2 + H2(SiO3) =>
CaSiO3 + 2 HNO3 = Ca(NO3)2 + H2(SiO3)
HNO3 + HCl + Au = H2O + HAuCl4 + NO =>
HNO3 + 4 HCl + Au = 2 H2O + HAuCl4 + NO
H2S + O2 = H2O10 + SO2 =>
H2S + 6 O2 = H2O10 + SO2
Li + Al(NO3)3 = AlLi + N3O9 =>
Li + Al(NO3)3 = AlLi + N3O9
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C3H7COOH + K = C3H7COOK + H2 =>
2 C3H7COOH + 2 K = 2 C3H7COOK + H2
C4H6O4BaCuBr2 = CuBaC4H6O4Br2 =>
C4H6O4BaCuBr2 = CuBaC4H6O4Br2
Co + NaCN + H2O + O2 = NaCo(CN)2 + NaOH =>
4 Co + 8 NaCN + 2 H2O + O2 = 4 NaCo(CN)2 + 4 NaOH
K2Cr2O7 + Sn + H2SO4 = SnSO4 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 Sn + 7 H2SO4 = 3 SnSO4 + Cr2(SO4)3 + K2SO4 + 7 H2O
FeBr2 + Fe(OH)3 = FeBr3 + Fe(OH)2 =>
3 FeBr2 + 2 Fe(OH)3 = 2 FeBr3 + 3 Fe(OH)2
Ba2Si + H2O = SiH4 + Ba(OH)2 =>
Ba2Si + 4 H2O = SiH4 + 2 Ba(OH)2
Li2SO3 + CrCl3 = Li2Cl3 + CrSO3 =>
Li2SO3 + CrCl3 = Li2Cl3 + CrSO3
SiO2 + NaF = SiF4 + Na2SiO3 =>
3 SiO2 + 4 NaF = SiF4 + 2 Na2SiO3
Cu + MgNO3 = CuNO3 + Mg =>
Cu + MgNO3 = CuNO3 + Mg
H2 + N2O3 = NH3 + H2O =>
6 H2 + N2O3 = 2 NH3 + 3 H2O
N2O6Pb + K = Pb + KNO3 =>
N2O6Pb + 2 K = Pb + 2 KNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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