| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2H8SO4 + 2 KOH = K2SO4 + 2 H2O + 2 NH3
KOH + H2SO4 = K2SO4 + HOH =>
2 KOH + H2SO4 = K2SO4 + 2 HOH
SiO2 + Mg = MgO + Si2 =>
2 SiO2 + 4 Mg = 4 MgO + Si2
Mn(SO4)5 + Fe3 = Fe(SO4)3 + Mn5 =>
45 Mn(SO4)5 + 25 Fe3 = 75 Fe(SO4)3 + 9 Mn5
V + O2 = V2O5 =>
4 V + 5 O2 = 2 V2O5
HCl + H2WO4 + Zn = W5O14 + ZnCl2 + H2O =>
2 HCl + 5 H2WO4 + Zn = W5O14 + ZnCl2 + 6 H2O
CuSO4 + OH = Cu + H2SO4 + O =>
CuSO4 + 2 OH = Cu + H2SO4 + 2 O
Zn + NaOH + H2O = Na2(Zn(OH)4) + H2 =>
Zn + 2 NaOH + 2 H2O = Na2(Zn(OH)4) + H2
C6H5OOCCH3COOCH3CH2 + SCl(OH)13 + HOCH3C6CH7OH = CH3COOH + HCl + H2S =>
8 C6H5OOCCH3COOCH3CH2 + 26 SCl(OH)13 + 47 HOCH3C6CH7OH = 232 CH3COOH + 26 HCl + 26 H2S
Ag2 + Mg = AgMg =>
Ag2 + 2 Mg = 2 AgMg
CH3CHCH3 + CuO = CH3CH2COH + H2O + Cu =>
2 CH3CHCH3 + 3 CuO = 2 CH3CH2COH + H2O + 3 Cu
C2H2 + H2O = (COO)2{-2} + e + H{+} =>
C2H2 + 4 H2O = (COO)2{-2} + 8e + 10 H{+}
FCl3Cl2 = FCl5 =>
FCl3Cl2 = FCl5
Al + CuSO4 = Al3(SO4)2 + Cu =>
3 Al + 2 CuSO4 = Al3(SO4)2 + 2 Cu
CuS + Cl{-} + H{+} + O2 = CuCl + H2O + S =>
4 CuS + 4 Cl{-} + 4 H{+} + O2 = 4 CuCl + 2 H2O + 4 S
HClNO3 + Fe = Fe(NO3)3 + HCl =>
3 HClNO3 + Fe = Fe(NO3)3 + 3 HCl
Fe2(SO4)3 + HfBr4 = FeBr3 + Hf(SO4)2 =>
2 Fe2(SO4)3 + 3 HfBr4 = 4 FeBr3 + 3 Hf(SO4)2
CuCO3 + NaOH = Cu(OH)2 + CO2 + Na2O =>
CuCO3 + 2 NaOH = Cu(OH)2 + CO2 + Na2O
C7H8(s) + HNO3 = C7H5N3O6(s) + H2O(g) =>
C7H8(s) + 3 HNO3 = C7H5N3O6(s) + 3 H2O(g)
Zn(s) + HNO3(aq) = Zn(NO3) + H2(g) =>
2 Zn(s) + 2 HNO3(aq) = 2 Zn(NO3) + H2(g)
CH2CHCH3 + Cl2 = CH2CHCH2Cl + HCl =>
CH2CHCH3 + Cl2 = CH2CHCH2Cl + HCl
Fe(NO3)3 + (NH4)3PO4 = FePO4 + (NH4)3(NO3)3 =>
Fe(NO3)3 + (NH4)3PO4 = FePO4 + (NH4)3(NO3)3
Cu(NH3)4(NO3)2 + HNO3 = Cu2 + NH4 + NO3 =>
2 Cu(NH3)4(NO3)2 + 8 HNO3 = Cu2 + 8 NH4 + 12 NO3
HC2H3O2(aq) + CaCO3(s) = Ca(C2H3O2)2(aq) + CO2(g) + H2O(l) =>
2 HC2H3O2(aq) + CaCO3(s) = Ca(C2H3O2)2(aq) + CO2(g) + H2O(l)
SH2 + O2 = H2O + S5O2 =>
10 SH2 + 7 O2 = 10 H2O + 2 S5O2
Hg2(NO3)2 + CaI2 = Hg2I2 + Ca(NO3)2 =>
Hg2(NO3)2 + CaI2 = Hg2I2 + Ca(NO3)2
CaOCl2 + HCl = CaCl2 + H2O + Cl2 =>
CaOCl2 + 2 HCl = CaCl2 + H2O + Cl2
Ba(OH)2 + FeCl3 = BaCl2 + Fe(OH)3 =>
3 Ba(OH)2 + 2 FeCl3 = 3 BaCl2 + 2 Fe(OH)3
Cr + Cl = CrCl2 =>
Cr + 2 Cl = CrCl2
Na2CO3 + H2SO4 = H2O + CO2 + Na2SO4 =>
Na2CO3 + H2SO4 = H2O + CO2 + Na2SO4
KHO + H2SO4 = K2SO4 + H2O =>
2 KHO + H2SO4 = K2SO4 + 2 H2O
CrO4 + I = Cr + IO =>
CrO4 + 4 I = Cr + 4 IO
NaBiO3 + HI = NaBiI + I2 + H2O =>
2 NaBiO3 + 12 HI = 2 NaBiI + 5 I2 + 6 H2O
H{+} + As4O6 + MnO4{-} + H2O = Mn{2+} + H3AsO4 =>
24 H{+} + 5 As4O6 + 8 MnO4{-} + 18 H2O = 8 Mn{2+} + 20 H3AsO4
CoSO4 + NH4Cl = [Co(NH3)6] + Cl3 + S + H2O + NH3 =>
3 CoSO4 + 24 NH4Cl = 3[Co(NH3)6] + 8 Cl3 + 3 S + 12 H2O + 6 NH3
FeO(s) + H2O(l) + CO2(g) = Fe3O4(s) + CH4 =>
12 FeO(s) + 2 H2O(l) + CO2(g) = 4 Fe3O4(s) + CH4
C9H11NO3 + O2 = CO2 + H2O + CH4N2O =>
2 C9H11NO3 + 19 O2 = 17 CO2 + 9 H2O + CH4N2O
C21 + H30 + O2 = CHO =>
10 C21 + 7 H30 + 105 O2 = 210 CHO
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
CH3COOH + Br2 = CH2BrCOOH + HBr =>
CH3COOH + Br2 = CH2BrCOOH + HBr
As4O6 + I2 + H2O = As2O5 + HI =>
As4O6 + 4 I2 + 4 H2O = 2 As2O5 + 8 HI
Ca(H2PO4)2 + CaSO4 + AgNO3 = Ca(H2PO4) + Ag2(SO4)3 + Ca(NO3)2 =>
2 Ca(H2PO4)2 + 3 CaSO4 + 2 AgNO3 = 4 Ca(H2PO4) + Ag2(SO4)3 + Ca(NO3)2
H2SO4 + NaNO = HNO + Na2SO4 =>
H2SO4 + 2 NaNO = 2 HNO + Na2SO4
HCH2ClCO2 + OH = CHClCO2 + H2O =>
HCH2ClCO2 + 2 OH = CHClCO2 + 2 H2O
Zn(s) + HCl = ZnCl2 + H2 =>
Zn(s) + 2 HCl = ZnCl2 + H2
KBr + C6H12 + H2O = C6H11Br + H3O + K =>
KBr + C6H12 + H2O = C6H11Br + H3O + K
CuFeS2(s) + O2(g) = CuS(s) + FeO(s) + SO2(g) =>
2 CuFeS2(s) + 3 O2(g) = 2 CuS(s) + 2 FeO(s) + 2 SO2(g)
Al + H2(SO4) = H2 + Al2(SO4)3 =>
2 Al + 3 H2(SO4) = 3 H2 + Al2(SO4)3
C3H7COOH(aq) + NaOH(aq) = C3H7COONa(aq) + H2O(l) =>
C3H7COOH(aq) + NaOH(aq) = C3H7COONa(aq) + H2O(l)
H + F = HF =>
H + F = HF
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/30/24
Équations équilibrées sur04/29/23
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