| Équations équilibrées la veille | Équations équilibrées le lendemain |
3(CH3COO)2Pb + 2 FeCl3 = 3 PbCl2 + 2(CH3COO)3Fe
C2O4H2 = CO2 + H2O + CO =>
C2O4H2 = CO2 + H2O + CO
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
Si(s) + HF(aq) = SiF4(g) + H2(g) =>
Si(s) + 4 HF(aq) = SiF4(g) + 2 H2(g)
CO2 + H2O = C6H12O6(aq) + O2(g) =>
6 CO2 + 6 H2O = C6H12O6(aq) + 6 O2(g)
K2SO4(aq) + BaBr2(aq) = KBr + BaSO4 =>
K2SO4(aq) + BaBr2(aq) = 2 KBr + BaSO4
Si + KOH = K2SiO2 + H2 =>
Si + 2 KOH = K2SiO2 + H2
BaS + PtCl2 = BaCl2 + PtS =>
BaS + PtCl2 = BaCl2 + PtS
W + HF + HNO3 = H2[WF8] + NO + H2O =>
W + 8 HF + 2 HNO3 = H2[WF8] + 2 NO + 4 H2O
K2Cr2O7 + K2SO3 + H2O = K2SO4 + KOH + Cr2O3 =>
K2Cr2O7 + 3 K2SO3 + H2O = 3 K2SO4 + 2 KOH + Cr2O3
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
LiCl + NH3 = H2 + Cl2 + LiNH2 =>
2 LiCl + 2 NH3 = H2 + Cl2 + 2 LiNH2
Ca{2+} + (NH4)2CO3 = CaCO3 + NH4{+} =>
Ca{2+} + (NH4)2CO3 = CaCO3 + 2 NH4{+}
B + H2O = BH + OH =>
B + H2O = BH + OH
ZnSO4*7H2O = Zn + SO4 + H + O2 =>
2 ZnSO4*7H2O = 2 Zn + 2 SO4 + 28 H + 7 O2
Al + CaCO3 = Ca + Al2(CO3)3 =>
2 Al + 3 CaCO3 = 3 Ca + Al2(CO3)3
CuSO4 + C6H8O7 = Cu3(C6H5O7)2 + H2SO4 =>
3 CuSO4 + 2 C6H8O7 = Cu3(C6H5O7)2 + 3 H2SO4
Li2SO4 + H2 = Li2S + H2O =>
Li2SO4 + 4 H2 = Li2S + 4 H2O
[Ag(NH3)2]Cl + HNO3 = AgCl + NH4 + NO3 =>
[Ag(NH3)2]Cl + 2 HNO3 = AgCl + 2 NH4 + 2 NO3
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Fe2O3 + N2 = Fe + NO3 =>
2 Fe2O3 + N2 = 4 Fe + 2 NO3
CrO3 + HNO3 = Cr(NO3)3 + O2 + H2O =>
4 CrO3 + 12 HNO3 = 4 Cr(NO3)3 + 3 O2 + 6 H2O
Na2S + Ni(SO4) = Na2(SO4) + NiS =>
Na2S + Ni(SO4) = Na2(SO4) + NiS
HCl(g) + NH4OH(g) = H2O(l) + NH4Cl(aq) =>
HCl(g) + NH4OH(g) = H2O(l) + NH4Cl(aq)
C2H5OH(l) = C2H4(g) + H2O(g) =>
C2H5OH(l) = C2H4(g) + H2O(g)
Co(OH)Cl + NH4OH = H2O2 + Cl + CoNH4 =>
Co(OH)Cl + NH4OH = H2O2 + Cl + CoNH4
LiOH(s) + CO2 = Li2CO3(s) + H2O =>
2 LiOH(s) + CO2 = Li2CO3(s) + H2O
Mg(s) + N2(s) = Mg3N2(s) =>
3 Mg(s) + N2(s) = Mg3N2(s)
C5H10O + H2 = C5H11OH =>
C5H10O + H2 = C5H11OH
Ag3CuS2 + HNO3 = AgNO3 + Cu(NO3)2 + NO2 + SO2 + H2O =>
Ag3CuS2 + 18 HNO3 = 3 AgNO3 + Cu(NO3)2 + 13 NO2 + 2 SO2 + 9 H2O
Si + CH3Cl = (CH3)2SiCl2 =>
Si + 2 CH3Cl = (CH3)2SiCl2
Al + Fe(OH)2 = Al(OH)3 + Fe =>
2 Al + 3 Fe(OH)2 = 2 Al(OH)3 + 3 Fe
Cr2O3 + H3PO4 = Cr2P6O18 + H2O =>
Cr2O3 + 6 H3PO4 = Cr2P6O18 + 9 H2O
IO3{-} + HSO3{-} + H2O = I{-} + SO4{2-} + H3O{+} =>
IO3{-} + 3 HSO3{-} + 3 H2O = I{-} + 3 SO4{2-} + 3 H3O{+}
Fe3O4 + HNO3 = Fe(NO3)3 + N2O + H2O =>
8 Fe3O4 + 74 HNO3 = 24 Fe(NO3)3 + N2O + 37 H2O
NaClO2 + H2SO4 = HClO2 + Na2SO4 =>
2 NaClO2 + H2SO4 = 2 HClO2 + Na2SO4
Na2SO4 + Ga(NO3)3 = Na2(NO3)3 + GaSO4 =>
Na2SO4 + Ga(NO3)3 = Na2(NO3)3 + GaSO4
I2 + Cl = I2Cl3 =>
I2 + 3 Cl = I2Cl3
Sb + HNO3 + H2O = H(Sb(OH)6) + NO2 =>
Sb + 5 HNO3 + H2O = H(Sb(OH)6) + 5 NO2
H2SO4(aq) + Na2CO3(aq) = H2CO3(s) + Na2SO4(aq) =>
H2SO4(aq) + Na2CO3(aq) = H2CO3(s) + Na2SO4(aq)
H3SO4 + KOH = H3OH + KSO4 =>
H3SO4 + KOH = H3OH + KSO4
Al302 = Al203 =>
203 Al302 = 302 Al203
SeCl6(s) + O2(g) = SeO2(g) + Cl2(g) =>
SeCl6(s) + O2(g) = SeO2(g) + 3 Cl2(g)
MnSO4 + O3 + H2O = H2SO4 + Mn2O7 =>
6 MnSO4 + 5 O3 + 6 H2O = 6 H2SO4 + 3 Mn2O7
FeC2O4 = FeO + CO2 + CO =>
FeC2O4 = FeO + CO2 + CO
(NH4)2SO4(aq) + Ca(OH)2(S) = CaSO4(S) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + Ca(OH)2(S) = CaSO4(S) + 2 NH3(g) + 2 H2O(l)
Sn + Cu2O = SnO + Cu =>
Sn + Cu2O = SnO + 2 Cu
H2C2O4(aq) + NaOH(aq) = NaHC2O4(aq) + H2O(l) =>
H2C2O4(aq) + NaOH(aq) = NaHC2O4(aq) + H2O(l)
C2H5Br = C2H4 + HBr =>
C2H5Br = C2H4 + HBr
Pb(NO3)2 + HBr = PbBr2 + HNO3 =>
Pb(NO3)2 + 2 HBr = PbBr2 + 2 HNO3
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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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