| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 FeCl3 + 2 KI = 2 FeCl2 + I2 + 2 KCl
H2SO4(aq) + NaHCO3(s) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + 2 NaHCO3(s) = Na2SO4(aq) + 2 H2O + 2 CO2(g)
C3H6Br2 + Na = C3H6 + NaBr =>
C3H6Br2 + 2 Na = C3H6 + 2 NaBr
SiO2 + H2SO4 = SiSO5 + H2O =>
SiO2 + H2SO4 = SiSO5 + H2O
K2MnO4 + NO2 = Mn(NO3)2 + KNO3 =>
K2MnO4 + 4 NO2 = Mn(NO3)2 + 2 KNO3
B3S2 = B + S8 =>
4 B3S2 = 12 B + S8
CuSO4 + NH4OH = [Cu(NH3)4]SO4 + H2O =>
CuSO4 + 4 NH4OH = [Cu(NH3)4]SO4 + 4 H2O
CuCl2 + HCl = H2CuCl4 =>
CuCl2 + 2 HCl = H2CuCl4
C12H23 + O = CO2 + H2O =>
2 C12H23 + 71 O = 24 CO2 + 23 H2O
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
CrO4{-2} + Fe(OH)2 + H2O = CrO2{-} + Fe(OH)3 + OH{-} =>
CrO4{-2} + 3 Fe(OH)2 + 2 H2O = CrO2{-} + 3 Fe(OH)3 + OH{-}
CU + HF = CUF2 + H2 =>
CU + 2 HF = CUF2 + H2
Na{+} + H2O = NaOH + H3O{+} =>
Na{+} + 2 H2O = NaOH + H3O{+}
KBrO3 + KI + HNO3 = Br2 + H2O + KNO3 + KIO3 =>
6 KBrO3 + 5 KI + 6 HNO3 = 3 Br2 + 3 H2O + 6 KNO3 + 5 KIO3
CH3COOH + Pb = Pb(CH3COOH)2 =>
2 CH3COOH + Pb = Pb(CH3COOH)2
Cu(NO3)2*3H2O + CH4N2O = CuO + CO2 + H2O + N2 =>
3 Cu(NO3)2*3H2O + 5 CH4N2O = 3 CuO + 5 CO2 + 19 H2O + 8 N2
B2O3 + Na2CO3 = Na2B4O7 + CO2 =>
2 B2O3 + Na2CO3 = Na2B4O7 + CO2
FeS2 + CO2 = FeO + S + CO =>
FeS2 + CO2 = FeO + 2 S + CO
HC3H5O3 + OH = HC3H4O3 + H2O =>
HC3H5O3 + OH = HC3H4O3 + H2O
CH3CH2COOH + Al = (CH3CH2COO)Al + H2 =>
2 CH3CH2COOH + 2 Al = 2(CH3CH2COO)Al + H2
LiF + Ba(CH3COOH)2 = BaF2 + LiCH3COOH =>
2 LiF + Ba(CH3COOH)2 = BaF2 + 2 LiCH3COOH
Fe2O3 + H2C2O4 + H2O = [Fe(C2O4)3]{3-} + H3O{+} =>
Fe2O3 + 6 H2C2O4 + 3 H2O = 2[Fe(C2O4)3]{3-} + 6 H3O{+}
Cl2 + IO3{-} + OH{-} = IO4{-} + Cl{-} + H2O =>
Cl2 + IO3{-} + 2 OH{-} = IO4{-} + 2 Cl{-} + H2O
CuO + CH4 = Cu + CO2 + H2O =>
4 CuO + CH4 = 4 Cu + CO2 + 2 H2O
FeCl3 + HOH = FeOHCl2 + HCl =>
FeCl3 + HOH = FeOHCl2 + HCl
CO + H2O2 = C6H12O6 + O2 =>
6 CO + 6 H2O2 = C6H12O6 + 6 O2
Pb(NO3)2 + H2O = PbO + HNO3 =>
Pb(NO3)2 + H2O = PbO + 2 HNO3
NaAlO2 + HNO3 = NaNO3 + HAlO2 =>
NaAlO2 + HNO3 = NaNO3 + HAlO2
Sn(s) + HCl(aq) = SnCl4(aq) + H2(g) =>
Sn(s) + 4 HCl(aq) = SnCl4(aq) + 2 H2(g)
C2H5OH + CuO = C2H3CHO + Cu + H2O =>
3 C2H5OH + 4 CuO = 2 C2H3CHO + 4 Cu + 5 H2O
H2S(aq) + NiSO4(aq) = H2SO4(aq) + NiS(s) =>
H2S(aq) + NiSO4(aq) = H2SO4(aq) + NiS(s)
Fe3(PO4)2 + K = K3PO4 + Fe =>
Fe3(PO4)2 + 6 K = 2 K3PO4 + 3 Fe
NaOH + KNO3 = NaNO3 + KOH =>
NaOH + KNO3 = NaNO3 + KOH
KOH + KNO3 + MnSO4 = K2MnO4 + KNO2 + K2SO4 + H2O =>
4 KOH + 2 KNO3 + MnSO4 = K2MnO4 + 2 KNO2 + K2SO4 + 2 H2O
MnCl2 + H2O2 + KOH = H2MnO3 + KCl + H2O =>
MnCl2 + H2O2 + 2 KOH = H2MnO3 + 2 KCl + H2O
KNO3 + C3H8O3 = CO2 + H2O + N2 + K2CO3 =>
14 KNO3 + 5 C3H8O3 = 8 CO2 + 20 H2O + 7 N2 + 7 K2CO3
C2H4O2 = CO + H2 =>
C2H4O2 = 2 CO + 2 H2
Br2 + MgF2 = Br2F2 + Mg =>
Br2 + MgF2 = Br2F2 + Mg
KClO + S + H2O = H2SO4 + KCl =>
3 KClO + S + H2O = H2SO4 + 3 KCl
Ag(s) + HNO3(aq) = AgNO3(aq) + H2(g) =>
2 Ag(s) + 2 HNO3(aq) = 2 AgNO3(aq) + H2(g)
C6H8O7 + BaCO3 = C12H10Ba3O14 + CO2 + H2O =>
2 C6H8O7 + 3 BaCO3 = C12H10Ba3O14 + 3 CO2 + 3 H2O
H4B2O4 + H2O + O2 = H3BO3 =>
2 H4B2O4 + 2 H2O + O2 = 4 H3BO3
C2H6O2 + O2 = CO2 + H2O =>
2 C2H6O2 + 5 O2 = 4 CO2 + 6 H2O
Sn + HNO3 + HCl = H2SnCl6 + NO + H2O =>
3 Sn + 4 HNO3 + 18 HCl = 3 H2SnCl6 + 4 NO + 8 H2O
AlCl3 + Na2S = Al2S3 + NaCl =>
2 AlCl3 + 3 Na2S = Al2S3 + 6 NaCl
Al(NO3)3 + KCl = AlCl3 + KNO3 =>
Al(NO3)3 + 3 KCl = AlCl3 + 3 KNO3
Cr2(SO4)3 + Na2S2O8 + H2O = NaHSO4 + H2SO4 + H2Cr2O7 =>
Cr2(SO4)3 + 3 Na2S2O8 + 7 H2O = 6 NaHSO4 + 3 H2SO4 + H2Cr2O7
HI + Ag = AgI + H =>
HI + Ag = AgI + H
HNO3 + AgNO3 = AgH + NO3 =>
HNO3 + AgNO3 = AgH + 2 NO3
Br2 + NaOH + NaHSO3 = NaBr + Na2SO4 + H2O =>
Br2 + 3 NaOH + NaHSO3 = 2 NaBr + Na2SO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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