| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CuSO4 + 2 Na2CO3 + C = 2 Cu + 2 Na2SO4 + 3 CO2
P + J2 + H2O = HJ + P2O5 =>
2 P + 5 J2 + 5 H2O = 10 HJ + P2O5
Ag1(NO3)2 + Zn2Cl2 = Zn(NO3)2 + AgCl =>
2 Ag1(NO3)2 + Zn2Cl2 = 2 Zn(NO3)2 + 2 AgCl
Ba(NO3)2 + CuSO4 = Ba(SO4) + Cu(NO3)2 =>
Ba(NO3)2 + CuSO4 = Ba(SO4) + Cu(NO3)2
Sr(s) + Cl(g) = SrCl2 =>
Sr(s) + 2 Cl(g) = SrCl2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CuSO4*5H2O + BaCl2 = CuCl2 + BaSO4 + H2O =>
CuSO4*5H2O + BaCl2 = CuCl2 + BaSO4 + 5 H2O
Ge + H2O2 + NaOH = Na2[Ge(OH)4] =>
Ge + H2O2 + 2 NaOH = Na2[Ge(OH)4]
NdF3 + Na2CO3 = Nd2(CO3)3 + NaF =>
2 NdF3 + 3 Na2CO3 = Nd2(CO3)3 + 6 NaF
AgNO2 + Cu = Ag + NO2Cu =>
AgNO2 + Cu = Ag + NO2Cu
I2 + S{2-} + H2O = SO42{-} + I{-} + H{+} =>
85 I2 + 2 S{2-} + 84 H2O = 2 SO42{-} + 170 I{-} + 168 H{+}
Br2 + ClO3{-} + H{+} = BrO3{-} + ClO2 + H2O =>
Br2 + 10 ClO3{-} + 8 H{+} = 2 BrO3{-} + 10 ClO2 + 4 H2O
HNa + KOH = HOH + KNa =>
HNa + KOH = HOH + KNa
Na2CO3 + HBr = Na2Br + HCO3 =>
Na2CO3 + HBr = Na2Br + HCO3
LaI3 + KI = K[LaI4] =>
LaI3 + KI = K[LaI4]
NH4Br(aq) + NaOH(aq) = NaBr(aq) + NH3(g) + H2O =>
NH4Br(aq) + NaOH(aq) = NaBr(aq) + NH3(g) + H2O
H5P + Sn(OH)2 = Sn5P2 + H2O =>
2 H5P + 5 Sn(OH)2 = Sn5P2 + 10 H2O
HCOOH + Mg(OH)2 = (HCOO)2Mg + H2O =>
2 HCOOH + Mg(OH)2 = (HCOO)2Mg + 2 H2O
A + FeO = A2O3 + Fe =>
2 A + 3 FeO = A2O3 + 3 Fe
AgNO3 + KOH = KNO3 + AgOH =>
AgNO3 + KOH = KNO3 + AgOH
N2O + KMnO4 + H2SO4 = Mn(NO3)2 + MnSO4 + K2SO4 + H2O =>
5 N2O + 8 KMnO4 + 7 H2SO4 = 5 Mn(NO3)2 + 3 MnSO4 + 4 K2SO4 + 7 H2O
CH3COOH + Ba(OH)2 = Ba(COOH)2 + CH3OH =>
2 CH3COOH + Ba(OH)2 = Ba(COOH)2 + 2 CH3OH
CaCl2 + Mo2(SO4)5 = Ca(SO4)5 + Mo2Cl2 =>
CaCl2 + Mo2(SO4)5 = Ca(SO4)5 + Mo2Cl2
Fe(CO)5 + Cl2 = FeCl3 + CO =>
2 Fe(CO)5 + 3 Cl2 = 2 FeCl3 + 10 CO
Hg + CO3 = Hg(CO3) =>
Hg + CO3 = Hg(CO3)
SC(NH2)2 + NO2 = SCNO2 + NH2 =>
SC(NH2)2 + NO2 = SCNO2 + 2 NH2
Fe2 + NaOH = Fe(OH)2 + Na =>
Fe2 + 4 NaOH = 2 Fe(OH)2 + 4 Na
Na2CO3 + Ca(NO3)2 = NaNO3(aq) + CaCO3(s) =>
Na2CO3 + Ca(NO3)2 = 2 NaNO3(aq) + CaCO3(s)
NaHCO3(s) + CH3COOH(l) = CH3COONa(s) + H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(l) = CH3COONa(s) + H2O(l) + CO2(g)
Fe + C7H6O3 = FeC7H6O3 =>
Fe + C7H6O3 = FeC7H6O3
Li2SO4 + Ag2SO4 + CrSO4 + CO2 + H2O = Ag2C2O4 + LiCrO4 + H2SO4 =>
Li2SO4 + 5 Ag2SO4 + 2 CrSO4 + 10 CO2 + 8 H2O = 5 Ag2C2O4 + 2 LiCrO4 + 8 H2SO4
FeSO4 + C6N6FeK3 = Fe2K3 + C6N6SO4 =>
FeSO4 + C6N6FeK3 = Fe2K3 + C6N6SO4
Pb(C2H3O2)2 + Ni = NiC2H3O2 + Pb =>
Pb(C2H3O2)2 + 2 Ni = 2 NiC2H3O2 + Pb
C8H9NO2 + CuO = CO2 + H2O + Cu + N =>
2 C8H9NO2 + 37 CuO = 16 CO2 + 9 H2O + 37 Cu + 2 N
K + O2 = K2O =>
4 K + O2 = 2 K2O
C2H5N + H2O = OH + H6C2N =>
C2H5N + H2O = OH + H6C2N
NaOH + NaClO + NaS2O3 = NaCl + Na2SO4 + H2O =>
6 NaOH + 7 NaClO + 2 NaS2O3 = 7 NaCl + 4 Na2SO4 + 3 H2O
H2C + CuO = CuC + H2O =>
H2C + CuO = CuC + H2O
HCl(ac) + Mg(s) = MgCl2(ac) + H2(g) =>
2 HCl(ac) + Mg(s) = MgCl2(ac) + H2(g)
C2H6O + CO2 = C6H12O6 =>
2 C2H6O + 2 CO2 = C6H12O6
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
C2H4(g) + H2O2(g) = CH2OHCH2OH(g) =>
C2H4(g) + H2O2(g) = CH2OHCH2OH(g)
NH4Cl(ac) + AgNO3(ac) = NH4NO3 + AgCl =>
NH4Cl(ac) + AgNO3(ac) = NH4NO3 + AgCl
Pb(NO3)2 + Na2SO4 + NaC2H3O2 = PbC2H3O2 + NaSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 + NaC2H3O2 = PbC2H3O2 + NaSO4 + 2 NaNO3
CaCl2(s) + Ag3PO4(s) = CaPO4(s) + Cl2Ag3(s) =>
CaCl2(s) + Ag3PO4(s) = CaPO4(s) + Cl2Ag3(s)
H2SO4 + Ag = H2O + Ag2SO4 + S =>
4 H2SO4 + 6 Ag = 4 H2O + 3 Ag2SO4 + S
C8H9NO2 + NaNO2 + H2SO4 = C8H8O3 + N2 + H2O + Na2SO4 =>
2 C8H9NO2 + 2 NaNO2 + H2SO4 = 2 C8H8O3 + 2 N2 + 2 H2O + Na2SO4
Mg3N2 + H2 = Mg + NH3 =>
Mg3N2 + 3 H2 = 3 Mg + 2 NH3
C4N2 + O3 = CO + N2 =>
3 C4N2 + 4 O3 = 12 CO + 3 N2
HNO3 + H2S = H2SO4 + NO2 + H2O =>
8 HNO3 + H2S = H2SO4 + 8 NO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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