| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + Mg(OH)2 = 2 Na(OH) + Mg
FeCO3 + H2SO4 = Fe2(SO4)3 + H2O + CO2 + SO2 =>
2 FeCO3 + 4 H2SO4 = Fe2(SO4)3 + 4 H2O + 2 CO2 + SO2
H2O + SO2 + HNO2 = H2SO4 + NH3 =>
4 H2O + 3 SO2 + HNO2 = 3 H2SO4 + NH3
K2CrO4 + Na2CrO4 + HCl = K2Cr2O7 + NaCl + H2O =>
K2CrO4 + Na2CrO4 + 2 HCl = K2Cr2O7 + 2 NaCl + H2O
Zn(CH3COO)2 + H2SO4 = ZnSO4 + CH3COOH =>
Zn(CH3COO)2 + H2SO4 = ZnSO4 + 2 CH3COOH
Al(s) + FeCl3(aq) = Fe + AlCl3 =>
Al(s) + FeCl3(aq) = Fe + AlCl3
U + O = UO3 =>
U + 3 O = UO3
Mg2 + CO2 = MgO + C2 =>
2 Mg2 + 2 CO2 = 4 MgO + C2
C6H6O + FeCl3 = C6H5OFeCl2 + HCl =>
C6H6O + FeCl3 = C6H5OFeCl2 + HCl
Mg(NO3)2 + Fe2(SO4)3 = MgSO4 + Fe(NO3)3 =>
3 Mg(NO3)2 + Fe2(SO4)3 = 3 MgSO4 + 2 Fe(NO3)3
Na2SO3 + H2O = H2SO3 + NaOH =>
Na2SO3 + 2 H2O = H2SO3 + 2 NaOH
Sb + HNO3 = H2O + NO + Sb4O6 =>
4 Sb + 4 HNO3 = 2 H2O + 4 NO + Sb4O6
K(OH) + H3(PO4) = K3(PO4) + H(OH) =>
3 K(OH) + H3(PO4) = K3(PO4) + 3 H(OH)
Ca(NO3)2 + KIO3 = Ca(IO3)2 + K(NO3) =>
Ca(NO3)2 + 2 KIO3 = Ca(IO3)2 + 2 K(NO3)
CaO + C = CaC2 + CO =>
CaO + 3 C = CaC2 + CO
C2H6(g) + O(g) = CO(g) + H2O(g) =>
C2H6(g) + 5 O(g) = 2 CO(g) + 3 H2O(g)
Na2S + Br2 + H2O = Na2SO4 + HBr =>
Na2S + 4 Br2 + 4 H2O = Na2SO4 + 8 HBr
HC7H5O2 + O2 = CO2 + H2O =>
2 HC7H5O2 + 15 O2 = 14 CO2 + 6 H2O
H3AsO3 + NaOH = NaAsO2 + H2O =>
H3AsO3 + NaOH = NaAsO2 + 2 H2O
Na2SO3 + HClO3 = NaClO3 + H2O + SO2 =>
Na2SO3 + 2 HClO3 = 2 NaClO3 + H2O + SO2
SO3{2-} + CrO4{2-} + H2O = SO4{2-} + Cr{3+} + OH{-} =>
3 SO3{2-} + 2 CrO4{2-} + 5 H2O = 3 SO4{2-} + 2 Cr{3+} + 10 OH{-}
Cu + SO2 = Cu2S + CuO =>
4 Cu + SO2 = Cu2S + 2 CuO
C6H5Br + Mg + CO2 + HCl = C6H5COOH + MgBrCl =>
C6H5Br + Mg + CO2 + HCl = C6H5COOH + MgBrCl
Na2B4O7*10H2O + NaOH + H2O2 = NaBO3*H2O + H2O =>
Na2B4O7*10H2O + 2 NaOH + 4 H2O2 = 4 NaBO3*H2O + 11 H2O
SiO = Si + O2 =>
2 SiO = 2 Si + O2
Fe(NO3)3*9H2O = Fe2O3 + HNO3 + H2O =>
2 Fe(NO3)3*9H2O = Fe2O3 + 6 HNO3 + 15 H2O
KFAgNO3 = KNO3AgF =>
KFAgNO3 = KNO3AgF
NH4OH + I2 = NI3 + H2O + H2 =>
2 NH4OH + 3 I2 = 2 NI3 + 2 H2O + 3 H2
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
N + Cu = NCu =>
N + Cu = NCu
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
C10H12O2 + NaOH = NaC4H7O2 + C6H6O =>
C10H12O2 + NaOH = NaC4H7O2 + C6H6O
CrO4{2-} + CN{-} + H2O = Cr{3+} + OCN{-} + OH{-} =>
2 CrO4{2-} + 3 CN{-} + 5 H2O = 2 Cr{3+} + 3 OCN{-} + 10 OH{-}
Mn2 + N = MnN =>
Mn2 + 2 N = 2 MnN
S8O2 + O2 = SO2 =>
S8O2 + 7 O2 = 8 SO2
AgNO3 + Ba(OH)2 = AgOH + Ba(NO3)2 =>
2 AgNO3 + Ba(OH)2 = 2 AgOH + Ba(NO3)2
H2 + HNO3 = NO2 + H2O =>
H2 + 2 HNO3 = 2 NO2 + 2 H2O
C5H8 + Br2 = C5H8Br =>
2 C5H8 + Br2 = 2 C5H8Br
(SO3){2-} + Cl2 + H2O = (SO4){2-} + Cl{-} + H{+} =>
(SO3){2-} + Cl2 + H2O = (SO4){2-} + 2 Cl{-} + 2 H{+}
SiO2 + CO = Si + CO2 =>
SiO2 + 2 CO = Si + 2 CO2
NiCl2 + H2O = NiO + H2Cl2 =>
NiCl2 + H2O = NiO + H2Cl2
Fe2O3 + Cl2 + C = FeCl2 + CO2 =>
2 Fe2O3 + 4 Cl2 + 3 C = 4 FeCl2 + 3 CO2
C3 + H2 = C3H8 =>
C3 + 4 H2 = C3H8
C2O4H2 = CO2 + H2O + CO =>
C2O4H2 = CO2 + H2O + CO
P2 + H2O = PH3 + PO =>
5 P2 + 6 H2O = 4 PH3 + 6 PO
Cu(No3)2 + KI = CuI + I2 + KNo3 =>
2 Cu(No3)2 + 4 KI = 2 CuI + I2 + 4 KNo3
FeSO4 + HIO3 + H2SO4 = I2 + Fe2(SO4)3 + H2O =>
10 FeSO4 + 2 HIO3 + 5 H2SO4 = I2 + 5 Fe2(SO4)3 + 6 H2O
KOH + CO = KCO + HO =>
KOH + CO = KCO + HO
Fe(OH)3 + OH{-} + ClO{-} = FeO4{-2} + Cl{-} + H2O =>
2 Fe(OH)3 + 4 OH{-} + 3 ClO{-} = 2 FeO4{-2} + 3 Cl{-} + 5 H2O
Fe(s) + HCl(g) = FeCl2(s) + H2 =>
Fe(s) + 2 HCl(g) = FeCl2(s) + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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