| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O3 + 3 Ba(OH)2 = Ba3(CrO3)2 + 3 H2O
HCIO3 = CIO2 + H2O + O2 =>
4 HCIO3 = 4 CIO2 + 2 H2O + O2
Bi(OH)3 + Cl2 + KOH = KBiO3 + KCl + H2O =>
Bi(OH)3 + Cl2 + 3 KOH = KBiO3 + 2 KCl + 3 H2O
Cr2O7{2-} + CH3OH = Cr{3+} + HCOOH + H2O + {-} =>
2 Cr2O7{2-} + 7 CH3OH = 4 Cr{3+} + 7 HCOOH + 7 H2O + 16e
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Al + ZnCl2 = Zn + AlCl3 =>
2 Al + 3 ZnCl2 = 3 Zn + 2 AlCl3
Cu(NO3)2 + Na2Co3 = Cu2Co2 + Na(NO3)3 =>
6 Cu(NO3)2 + 2 Na2Co3 = 3 Cu2Co2 + 4 Na(NO3)3
Fe + O2 + H2O = Fe2O3(H2O) =>
4 Fe + 3 O2 + 2 H2O = 2 Fe2O3(H2O)
ZnI2 + K2CO3 = KI + (ZnCO3) =>
ZnI2 + K2CO3 = 2 KI + (ZnCO3)
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
I2 + H2O = HI + O2 =>
2 I2 + 2 H2O = 4 HI + O2
Sn(s) + HCl = SnCl4 + H2 =>
Sn(s) + 4 HCl = SnCl4 + 2 H2
Al(NO3)3 + AgOH = Al(OH)3 + AgNO3 =>
Al(NO3)3 + 3 AgOH = Al(OH)3 + 3 AgNO3
(FeOH)2SO4 + H2SO4 = FeSO4 + H2O =>
(FeOH)2SO4 + H2SO4 = 2 FeSO4 + 2 H2O
CO2 + H2O = C6H12O6(s) + O2 =>
6 CO2 + 6 H2O = C6H12O6(s) + 6 O2
Na2SO4 + HNO3 = Na2SO4HNO3 =>
Na2SO4 + HNO3 = Na2SO4HNO3
CH3COOH + NaOH = CH3COOHOH + Na =>
CH3COOH + NaOH = CH3COOHOH + Na
NI + H2SO4 = NISO4 + SO2 + H2O =>
NI + 2 H2SO4 = NISO4 + SO2 + 2 H2O
Be(OH)2 + HBr = H2O + BeBr2 =>
Be(OH)2 + 2 HBr = 2 H2O + BeBr2
NaBr + AgNO3 = NaNO3*AgBr =>
NaBr + AgNO3 = NaNO3*AgBr
(NH4)2CO3(g) + CaSO4(g) = (NH4)2SO4(g) + CaCO3(g) =>
(NH4)2CO3(g) + CaSO4(g) = (NH4)2SO4(g) + CaCO3(g)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
BaCl2 + Pb = PbCl2 + Ba =>
BaCl2 + Pb = PbCl2 + Ba
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Br + Ca(I)2 = CaBr2 + I =>
2 Br + Ca(I)2 = CaBr2 + 2 I
CuCl2 + NH3 + H2O = Cu(NH3)4*(OH)2 + NH4Cl =>
CuCl2 + 6 NH3 + 2 H2O = Cu(NH3)4*(OH)2 + 2 NH4Cl
P + Ba(OH)2 + H2O = H3P + Ba(H2PO2)2 =>
8 P + 3 Ba(OH)2 + 6 H2O = 2 H3P + 3 Ba(H2PO2)2
C2H4 + NaOH = C2H4NaOH =>
C2H4 + NaOH = C2H4NaOH
AgNO3(aq) + FeCl(aq) = AgCl + FeNO3(aq) =>
AgNO3(aq) + FeCl(aq) = AgCl + FeNO3(aq)
HBr + CH3COONa = NaBr + CH3COOH =>
HBr + CH3COONa = NaBr + CH3COOH
Br2 + O2 = Br2O5 =>
2 Br2 + 5 O2 = 2 Br2O5
N2O5 + NaOH = Na2N2O6 + H2O =>
N2O5 + 2 NaOH = Na2N2O6 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C6H8O7 + (OH) = C6H5O7 + H2O =>
C6H8O7 + 3(OH) = C6H5O7 + 3 H2O
Fe + CuC2 = Cu + FeC2 =>
Fe + CuC2 = Cu + FeC2
SnS2(s) + OH(aq) = SnOH(aq) + S2(s) =>
SnS2(s) + OH(aq) = SnOH(aq) + S2(s)
Br2 + NaOH = NaBr + H2O + NaBrO2 =>
2 Br2 + 4 NaOH = 3 NaBr + 2 H2O + NaBrO2
C3H7OH + CH3Cl = C3H7Cl + H2O =>
2 C3H7OH + 3 CH3Cl = 3 C3H7Cl + 2 H2O
FeBr3 + KOH = Fe(OH)3 + KBr =>
FeBr3 + 3 KOH = Fe(OH)3 + 3 KBr
Fe2O3 + HSO4{-} + H{+} = FeS2 + H2O + O2 =>
2 Fe2O3 + 8 HSO4{-} + 8 H{+} = 4 FeS2 + 8 H2O + 15 O2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
N = N2 =>
2 N = N2
(NH4)2Cr2O7(s) = Cr2O3(s) + N2(g) + H2O(g) =>
(NH4)2Cr2O7(s) = Cr2O3(s) + N2(g) + 4 H2O(g)
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
KClO4 + H2SO4 = K2SO4 + Cl2 + H2O + O2 =>
4 KClO4 + 2 H2SO4 = 2 K2SO4 + 2 Cl2 + 2 H2O + 7 O2
H2O = H2O2{-} + e + H{+} =>
2 H2O = H2O2{-} + e + 2 H{+}
FeCl2 + HCl + HNO3 = FeCl3 + NO + H2O =>
3 FeCl2 + 3 HCl + HNO3 = 3 FeCl3 + NO + 2 H2O
Ag(NO3) + K2Br = Ag2Br + K(NO3) =>
2 Ag(NO3) + K2Br = Ag2Br + 2 K(NO3)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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