| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
C14H10 + H2O2 = C14H8O2 + H2 =>
C14H10 + H2O2 = C14H8O2 + 2 H2
Ca + Po4 = Ca2(Po4)2 =>
2 Ca + 2 Po4 = Ca2(Po4)2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
H{+} + Pb(OH)4{2-} + ClO{-} = PbO2 + Cl{-} + H2O =>
2 H{+} + Pb(OH)4{2-} + ClO{-} = PbO2 + Cl{-} + 3 H2O
Co2 + NH4SCN = Co(SCN)4 + NH4 =>
Co2 + 8 NH4SCN = 2 Co(SCN)4 + 8 NH4
Ca + K = CaK =>
Ca + K = CaK
FeCl2 + Na3PO4 = Fe3(PO4)2 + NaCl =>
3 FeCl2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaCl
Na3PO4 = Na + PO4 =>
Na3PO4 = 3 Na + PO4
H2SO4 + NH3 = H5SO4N =>
H2SO4 + NH3 = H5SO4N
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
CH3CH2COH + HCN = CH3CH2COH(CN)H =>
CH3CH2COH + HCN = CH3CH2COH(CN)H
FeCl2 + Na3PO4 = Fe3(PO4)2 + NaCl =>
3 FeCl2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaCl
Ca(NO3)2(aq) + Na2SO4(aq) = CaSO4(s) + NaNO3(aq) =>
Ca(NO3)2(aq) + Na2SO4(aq) = CaSO4(s) + 2 NaNO3(aq)
K3PO4 + Ba(OH)2 = Ba3(PO4)2 + KOH =>
2 K3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 KOH
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
NaOH + H3SO4 = Na3SO4 + H2O =>
3 NaOH + H3SO4 = Na3SO4 + 3 H2O
C6HN3O8Pb + O2 = H2O + N2 + CO2 + PbO =>
4 C6HN3O8Pb + 11 O2 = 2 H2O + 6 N2 + 24 CO2 + 4 PbO
C4H11NO + O2 = CO2 + H2O + N2 =>
4 C4H11NO + 25 O2 = 16 CO2 + 22 H2O + 2 N2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
K2Cr2O7 + Na2S2O3 + HCl = KCl + CrCl3 + NaCl + SO2 + H2O =>
2 K2Cr2O7 + 3 Na2S2O3 + 22 HCl = 4 KCl + 4 CrCl3 + 6 NaCl + 6 SO2 + 11 H2O
NaHCO3 + C6H8O6 = CO2 + H2O + C6H7O6{-} + Na{+} =>
NaHCO3 + C6H8O6 = CO2 + H2O + C6H7O6{-} + Na{+}
CH3COOH + O2 = C2H4O4 =>
CH3COOH + O2 = C2H4O4
SiO2 + Cs2SO3 = Cs2SiO3 + SO2 =>
SiO2 + Cs2SO3 = Cs2SiO3 + SO2
Ca(C2H3O2)2 + Na3PO4 = NaC2H3O2 + Ca3(PO4)2 =>
3 Ca(C2H3O2)2 + 2 Na3PO4 = 6 NaC2H3O2 + Ca3(PO4)2
N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2
TeI6 = Te + I2 =>
TeI6 = Te + 3 I2
KBr + C7H8 + I2 = C7H7(KBr) + HI =>
2 KBr + 2 C7H8 + I2 = 2 C7H7(KBr) + 2 HI
NiSO4 + Na3PO4 + H2O = (NiOH)3PO4 + Na2SO4 + H2SO4 =>
6 NiSO4 + 2 Na3PO4 + 6 H2O = 2(NiOH)3PO4 + 3 Na2SO4 + 3 H2SO4
Cu2O + Ag = Ag2O + Cu =>
Cu2O + 2 Ag = Ag2O + 2 Cu
K3PO4 + Ba2 = Ba3(PO4)2 + K =>
4 K3PO4 + 3 Ba2 = 2 Ba3(PO4)2 + 12 K
CH4 + C3H6 = C2H6 =>
3 CH4 + C3H6 = 3 C2H6
Ca(ClO)2 + C2H6O = CHCl3 + H2O + CaCl2 + Ca(HCOO)2 =>
8 Ca(ClO)2 + 4 C2H6O = 2 CHCl3 + 8 H2O + 5 CaCl2 + 3 Ca(HCOO)2
(NH2)2CO(s) + O2(g) = CO2(g) + N2(g) + H2O(l) =>
2(NH2)2CO(s) + 3 O2(g) = 2 CO2(g) + 2 N2(g) + 4 H2O(l)
Ba(IO3)2 + H2SO4 = HIO3 + BaSO4 =>
Ba(IO3)2 + H2SO4 = 2 HIO3 + BaSO4
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
H2(g) + AgNO3(aq) = Ag(s) + HNO3(aq) =>
H2(g) + 2 AgNO3(aq) = 2 Ag(s) + 2 HNO3(aq)
C6H13OH + CH3COOH = C6H13COOCH3 + H2O =>
C6H13OH + CH3COOH = C6H13COOCH3 + H2O
Cu = Cu0 = CuSo4 =>
Cu = Cu0
Na2SO4(ag) + BaCl2(ag) = BaSO4(s) + Na2Cl2(ag) =>
Na2SO4(ag) + BaCl2(ag) = BaSO4(s) + Na2Cl2(ag)
NaJ + KMnO4 + H2SO4 = J2 + K2SO4 + MnSO4 + NaSO4 + H2O =>
10 NaJ + 4 KMnO4 + 16 H2SO4 = 5 J2 + 2 K2SO4 + 4 MnSO4 + 10 NaSO4 + 16 H2O
CH3CH2CH2COOH + NH3 = CH3CH2CH2CONH2 + H2O =>
CH3CH2CH2COOH + NH3 = CH3CH2CH2CONH2 + H2O
BaCl2 + Ca(No3)2 = Ba(No3)2 + CaCl2 =>
BaCl2 + Ca(No3)2 = Ba(No3)2 + CaCl2
CaO5 + C5 = CO + CaC2 =>
5 CaO5 + 7 C5 = 25 CO + 5 CaC2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cr2(SO4)3 + H2SO3 = Cr2O3 + SO2 + H2SO4 =>
Cr2(SO4)3 + 3 H2SO3 = Cr2O3 + 3 SO2 + 3 H2SO4
Ba(NO3)2 + Na2CrO4 = BaCrO4 + NaNO3 =>
Ba(NO3)2 + Na2CrO4 = BaCrO4 + 2 NaNO3
MnO2 + FeCl3 + H2SO4 = FeSO4 + Cl2 + H2O + MnCl2 =>
MnO2 + 2 FeCl3 + 2 H2SO4 = 2 FeSO4 + 2 Cl2 + 2 H2O + MnCl2
K2[Zn(OH)4] + NH4Cl = [Zn(NH3)4]Cl2 + KCl + H2O =>
K2[Zn(OH)4] + 4 NH4Cl = [Zn(NH3)4]Cl2 + 2 KCl + 4 H2O
H3PO4 + K(OH) = K3PO4 + H2O =>
H3PO4 + 3 K(OH) = K3PO4 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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