| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2SO + 2 HI = 2 H2S + I2 + 2 HO
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Pb + O2 = PbO =>
2 Pb + O2 = 2 PbO
Al = Al{+3} + e =>
Al = Al{+3} + 3e
SiF4(s) + NaOH(aq) = Na4SiO4(s) + NaF(aq) + H2O(l) =>
SiF4(s) + 8 NaOH(aq) = Na4SiO4(s) + 4 NaF(aq) + 4 H2O(l)
PPh3 + NiCl2*6H2O = [NiCl2(PPh3)2] + H2O =>
2 PPh3 + NiCl2*6H2O = [NiCl2(PPh3)2] + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
MnO4 + Cu = Mn + CuO2 =>
MnO4 + 2 Cu = Mn + 2 CuO2
C3*H8* + O2* = CO2* + H2*O =>
C3*H8* + 5 O2* = 3 CO2* + 4 H2*O
Cl2 + NiBr2 = ClBr2 + Ni =>
Cl2 + 2 NiBr2 = 2 ClBr2 + 2 Ni
Na2S2O3 + KClO3 + H2O = Na2S4O6 + KCl + NaOH =>
6 Na2S2O3 + KClO3 + 3 H2O = 3 Na2S4O6 + KCl + 6 NaOH
Sn + HgN = N + HgSn =>
Sn + HgN = N + HgSn
Zn(OH)2 + H2SO4 = ZnSO4 + H2O =>
Zn(OH)2 + H2SO4 = ZnSO4 + 2 H2O
Cu + Cu(NO3)2 = Cu2(NO3)2 =>
Cu + Cu(NO3)2 = Cu2(NO3)2
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
NaI + CaCl2 = NaCl + CaI2 =>
2 NaI + CaCl2 = 2 NaCl + CaI2
Pt + O2 = PtO2 =>
Pt + O2 = PtO2
CaSO4 + Al = Al2SO4 + Ca =>
CaSO4 + 2 Al = Al2SO4 + Ca
Ni(NO3)2*9H2O + C6H12N4 + Al = NiAl + H2O + CO2 + N2 =>
3 Ni(NO3)2*9H2O + C6H12N4 + 3 Al = 3 NiAl + 33 H2O + 6 CO2 + 5 N2
H2O + HgO2 = Hg + H2O2 =>
2 H2O + HgO2 = Hg + 2 H2O2
Bi(NO3)3 + Al2(SO4)3 = Bi2(SO4)3 + Al(NO3)3 =>
2 Bi(NO3)3 + Al2(SO4)3 = Bi2(SO4)3 + 2 Al(NO3)3
KH2PO4 + CaCO3 = K2CaP2O7 + H2O + CO2 =>
2 KH2PO4 + CaCO3 = K2CaP2O7 + 2 H2O + CO2
H3P04 + NaBr = HBr + Na3P04 =>
H3P04 + 3 NaBr = 3 HBr + Na3P04
C3*H8* + O2* = CO2* + H2*O =>
C3*H8* + 5 O2* = 3 CO2* + 4 H2*O
LiNO2 + KMnO4 + H2O = MnO2 + KOH + LiNO3 =>
3 LiNO2 + 2 KMnO4 + H2O = 2 MnO2 + 2 KOH + 3 LiNO3
Ca + HNO2 = Ca(NO2)2 + H2O + N2 =>
3 Ca + 8 HNO2 = 3 Ca(NO2)2 + 4 H2O + N2
CH3(CH3)CH(OH)COOH + KMnO4 + H2SO4 = (COOH)2 + K2SO4 + MnSO4 + H2O =>
2 CH3(CH3)CH(OH)COOH + 6 KMnO4 + 9 H2SO4 = 4(COOH)2 + 3 K2SO4 + 6 MnSO4 + 14 H2O
MgSO4*6H2O + K2CO3 = MgCO3 + K2SO4 + H2O =>
MgSO4*6H2O + K2CO3 = MgCO3 + K2SO4 + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CH3COONa + Cu(OH)2 + NaOH = Cu2O + H2O + Na2CO3 =>
CH3COONa + 8 Cu(OH)2 + 3 NaOH = 4 Cu2O + 11 H2O + 2 Na2CO3
Fe + Pb(NO3)2 = Pb + Fe(NO3)2 =>
Fe + Pb(NO3)2 = Pb + Fe(NO3)2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
HCl + MgSe = H2Se + MgCl2 =>
2 HCl + MgSe = H2Se + MgCl2
Mg + ZnCl2 = MgCl2 + Zn =>
Mg + ZnCl2 = MgCl2 + Zn
CO + Fe3O2 = CO2 + Fe =>
2 CO + Fe3O2 = 2 CO2 + 3 Fe
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
Fe + NaOH = NaFeO2 + Na2O + H2 =>
2 Fe + 6 NaOH = 2 NaFeO2 + 2 Na2O + 3 H2
C4H8O + O2 = CO2 + H2O =>
2 C4H8O + 11 O2 = 8 CO2 + 8 H2O
BaS + O3 = BaO + SO =>
3 BaS + 2 O3 = 3 BaO + 3 SO
NaI + CaCl2 = NaCl + CaI2 =>
2 NaI + CaCl2 = 2 NaCl + CaI2
C7H6O3 + (CH3CO)2O = C9H8O4 =>
11 C7H6O3 + (CH3CO)2O = 9 C9H8O4
K2S(aq) + Ni(NO3)2(aq) = K(NO3)(aq) + NiS(s) =>
K2S(aq) + Ni(NO3)2(aq) = 2 K(NO3)(aq) + NiS(s)
Ca(ClO3)2 + H2S = CaS + HClO3 =>
Ca(ClO3)2 + H2S = CaS + 2 HClO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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