| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 MnO2 + ClO3{-} + 2 OH{-} = 2 MnO4{-} + Cl{-} + H2O
HNO2 + MnO4{-} + H{+} = NO3{-} + Mn{2+} + H2O =>
5 HNO2 + 2 MnO4{-} + H{+} = 5 NO3{-} + 2 Mn{2+} + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C5H8O2 + C4H7O2N = C9H13O3N + CO2 + H2 =>
9 C5H8O2 + 8 C4H7O2N = 8 C9H13O3N + 5 CO2 + 12 H2
KF + Ba(NO3)2 = KNO3 + BaF2 =>
2 KF + Ba(NO3)2 = 2 KNO3 + BaF2
Cu{2+} + NO3{2-} = CuNO3 =>
Cu{2+} + NO3{2-} = CuNO3
HCOOH + K2O = HCOOK + H2O =>
2 HCOOH + K2O = 2 HCOOK + H2O
KMnO4 + KNO2 + H2O = MnO2 + KNO3 + KOH =>
2 KMnO4 + 3 KNO2 + H2O = 2 MnO2 + 3 KNO3 + 2 KOH
NaCrO4 + HNO3 + HCr = NaNO3 + H2O + Cr =>
NaCrO4 + HNO3 + 7 HCr = NaNO3 + 4 H2O + 8 Cr
Zn(OH)2 + H3(PO4) = Zn3(PO4)2 + HOH =>
3 Zn(OH)2 + 2 H3(PO4) = Zn3(PO4)2 + 6 HOH
MgCl2 + NaPo4 = Mg(Po4)2 + NaCl =>
MgCl2 + 2 NaPo4 = Mg(Po4)2 + 2 NaCl
MgCO3 = MgO + CO2MgCO3 = MgO + CO2 =>
2 MgCO3 = MgO + CO2MgCO3
H2SO4 + BaCl2(aq) = BaSO4(s) + HCl =>
H2SO4 + BaCl2(aq) = BaSO4(s) + 2 HCl
NaCl + Br = NaBr + Cl =>
NaCl + Br = NaBr + Cl
CH3COOH + HNO2 = CH3COO + H3O + NO =>
2 CH3COOH + HNO2 = 2 CH3COO + H3O + NO
RbOH + P2O5 = Rb3(PO4) + H2O =>
6 RbOH + P2O5 = 2 Rb3(PO4) + 3 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
SnCl2 = Sn + SnCl4 =>
2 SnCl2 = Sn + SnCl4
K2SiO3 + HF = KF + Si2F8 + H2O =>
2 K2SiO3 + 12 HF = 4 KF + Si2F8 + 6 H2O
C7H8O7 + NaHCO3 = Na3C6H5O7 + H2O + CO2 =>
9 C7H8O7 + 33 NaHCO3 = 11 Na3C6H5O7 + 25 H2O + 30 CO2
HNO3 + K = KNO3 + H =>
HNO3 + K = KNO3 + H
K2SiO3 + HF = KF + Si2F6 + H2O + F =>
2 K2SiO3 + 12 HF = 4 KF + Si2F6 + 6 H2O + 2 F
(NH4)PtCl6 = NH3 + HCl + Cl2 + Pt =>
2(NH4)PtCl6 = 2 NH3 + 2 HCl + 5 Cl2 + 2 Pt
Al(OH)3 + Na3PO4 = NaOH + Al(PO4) =>
Al(OH)3 + Na3PO4 = 3 NaOH + Al(PO4)
CH3COO + HOH = CH3COOH + OH =>
CH3COO + HOH = CH3COOH + OH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H9 + I2 = H9I2 =>
H9 + I2 = H9I2
Ca(NO3)2 + (NH4)2HPO4 + C6H8O7 = Ca3(PO4)2 + H2O + CO2 + N2 =>
3 Ca(NO3)2 + 2(NH4)2HPO4 + C6H8O7 = Ca3(PO4)2 + 13 H2O + 6 CO2 + 5 N2
K2CrO4 + H2O + H2S = S + Cr(OH)3 + KOH =>
2 K2CrO4 + 2 H2O + 3 H2S = 3 S + 2 Cr(OH)3 + 4 KOH
ZnSO4 + KOH = Zn(OH)2 + K2(SO4) =>
ZnSO4 + 2 KOH = Zn(OH)2 + K2(SO4)
AlCl3 + KHCO3 = KCl + Al(OH)3 + CO2 =>
AlCl3 + 3 KHCO3 = 3 KCl + Al(OH)3 + 3 CO2
H2O + C12H22O11 + C6H8O7 = C19H32O21 =>
13 H2O + 9 C12H22O11 + 20 C6H8O7 = 12 C19H32O21
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K2O + HNO3 = KNO3 + H2O =>
K2O + 2 HNO3 = 2 KNO3 + H2O
(NH4)(NO2) = N2 + H2O =>
(NH4)(NO2) = N2 + 2 H2O
C6H8O7 + C12H22O11 + H2O = C12H22O12 =>
2 C6H8O7 + 5 C12H22O11 + 3 H2O = 6 C12H22O12
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HNO3 + K2HPO4 = H3PO4 + KNO3 =>
2 HNO3 + K2HPO4 = H3PO4 + 2 KNO3
N2 + O2 = NO5 =>
N2 + 5 O2 = 2 NO5
HNO3 + K2HPO4 = H3PO4 + KNO3 =>
2 HNO3 + K2HPO4 = H3PO4 + 2 KNO3
HCOOH + K2O = HCOOK + H2O =>
2 HCOOH + K2O = 2 HCOOK + H2O
MgO + V2O5 = Mg(VO3)2 =>
MgO + V2O5 = Mg(VO3)2
LiNO3 + K3PO4 = Li3PO4 + KNO3 =>
3 LiNO3 + K3PO4 = Li3PO4 + 3 KNO3
Rb(s) + AlCl3(aq) = RbCl(aq) + Al(s) =>
3 Rb(s) + AlCl3(aq) = 3 RbCl(aq) + Al(s)
MnO2 + KClO3 + KOH = K2MnO4 + KCl + HO =>
3 MnO2 + 2 KClO3 + 6 KOH = 3 K2MnO4 + 2 KCl + 6 HO
CaNO2 + BaO = CaO + BaNO2 =>
CaNO2 + BaO = CaO + BaNO2
C6H8O7 + C12H22O11 + H2O = C12H22O12 =>
2 C6H8O7 + 5 C12H22O11 + 3 H2O = 6 C12H22O12
SnCl2 = Sn + SnCl4 =>
2 SnCl2 = Sn + SnCl4
(NH4)(NO2) = N2 + H2O =>
(NH4)(NO2) = N2 + 2 H2O
HClO4(aq) + CsOH(aq) = H2O(l) + Cl(g) + CsO4(aq) =>
HClO4(aq) + CsOH(aq) = H2O(l) + Cl(g) + CsO4(aq)
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