| Équations équilibrées la veille |
Na2S4 + S = Na2S5
AsO4H3 + Ba(OH)2 = (AsO4)2 + Ba3 + H2O =>
2 AsO4H3 + 3 Ba(OH)2 = (AsO4)2 + Ba3 + 6 H2O
Cr2(SO3)3(aq) + H2SO4(aq) = Cr2(SO4)3(aq) + H2SO3(aq) =>
Cr2(SO3)3(aq) + 3 H2SO4(aq) = Cr2(SO4)3(aq) + 3 H2SO3(aq)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Cu + Fe(CN)3 = Cu(CN)2 + Fe =>
3 Cu + 2 Fe(CN)3 = 3 Cu(CN)2 + 2 Fe
AlBr3 + Cl = AlCl3 + Br =>
AlBr3 + 3 Cl = AlCl3 + 3 Br
CaCO3 + HClO3 = Ca(ClO3)2 + H2O + CO2 =>
CaCO3 + 2 HClO3 = Ca(ClO3)2 + H2O + CO2
Cr2O7{2}{-} + C2H5OH + H{+} = Cr{3}{+} + CO2 + H2O =>
6 Cr2O7{2}{-} + 5 C2H5OH + 24 H{+} = 12 Cr{3}{+} + 10 CO2 + 27 H2O
Al + Zn{+2} = Al{+2} + Zn =>
Al + Zn{+2} = Al{+2} + Zn
C2H5OH + Na2Cr2O7 + H2SO4 = CH3CHO + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H5OH + Na2Cr2O7 + 4 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + Na2SO4 + 7 H2O
N2 + CaC2 = C + CaNCN =>
N2 + CaC2 = C + CaNCN
K2SiO3 + HCl = KCl + SiO2 + H2O =>
K2SiO3 + 2 HCl = 2 KCl + SiO2 + H2O
K + ClOH = KOH + Cl =>
K + ClOH = KOH + Cl
Cu{+2} + I{-} = Cu(s) + I2(aq) =>
Cu{+2} + 2 I{-} = Cu(s) + I2(aq)
HgCI2 + KI = KCI + K2HgI4 =>
HgCI2 + 3 KI = KCI + K2HgI4
Pb(s) + PbO4(aq) + H2SO4(aq) = PbSO4(aq) + H2O(l) =>
3 Pb(s) + PbO4(aq) + 4 H2SO4(aq) = 4 PbSO4(aq) + 4 H2O(l)
Ga(NO3)3 + H2O = Ga2O3 + HNO3 =>
2 Ga(NO3)3 + 3 H2O = Ga2O3 + 6 HNO3
In(OH)3 + Cr2O3 = In2O3 + Cr(OH)3 =>
2 In(OH)3 + Cr2O3 = In2O3 + 2 Cr(OH)3
HCl + CaCO3 = H2OCO2CaCl2 =>
2 HCl + CaCO3 = H2OCO2CaCl2
Ca(ClO)2 + HCl = CaCl2 + H2O + Cl8789 =>
8789 Ca(ClO)2 + 35156 HCl = 8789 CaCl2 + 17578 H2O + 4 Cl8789
K2O2 + H2O = KOH + O =>
K2O2 + H2O = 2 KOH + O
Ba(OH)2 + ZnS = BaS + Zn(OH)2 =>
Ba(OH)2 + ZnS = BaS + Zn(OH)2
Pb(NO3)2 + Na2CO3 = Pb(CO3)2 + Na2 + NO3 =>
Pb(NO3)2 + 2 Na2CO3 = Pb(CO3)2 + 2 Na2 + 2 NO3
K2SO4 + CO2 + H2O = H2SO4 + KHCO3 =>
K2SO4 + 2 CO2 + 2 H2O = H2SO4 + 2 KHCO3
C6H148 + O2 = CO2 + H2O =>
C6H148 + 43 O2 = 6 CO2 + 74 H2O
CUSO4 + NaI = CUI + I2 + Na2SO4 =>
2 CUSO4 + 4 NaI = 2 CUI + I2 + 2 Na2SO4
FeCl3 + Na2CO3 + H2O = Fe(OH)CO3 + NaCl + HCl =>
FeCl3 + Na2CO3 + H2O = Fe(OH)CO3 + 2 NaCl + HCl
(NH4)2(SO4)(aq) + SrCl2(aq) = (NH4)Cl(s) + SrSO4(aq) =>
(NH4)2(SO4)(aq) + SrCl2(aq) = 2(NH4)Cl(s) + SrSO4(aq)
Hf(OH)4 + H2CO3 = Hf(HCO3)4 + H2O =>
Hf(OH)4 + 4 H2CO3 = Hf(HCO3)4 + 4 H2O
P4 + KClO4 = KCl + P2O5 =>
2 P4 + 5 KClO4 = 5 KCl + 4 P2O5
ZnSO3 + Cu = CuSO3 + Zn =>
ZnSO3 + Cu = CuSO3 + Zn
Fe2O3 + H2SO4 = Fe2((SO4))3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2((SO4))3 + 3 H2O
NaBr + HNO3 = NaNO3 + Br2 + NO2 + H2O =>
2 NaBr + 4 HNO3 = 2 NaNO3 + Br2 + 2 NO2 + 2 H2O
NaCl + K3[Fe(CN)6] + Fe = KFe[Fe(CN)6] + KCl + Na =>
2 NaCl + K3[Fe(CN)6] + Fe = KFe[Fe(CN)6] + 2 KCl + 2 Na
CH3COOC2H5 + NaOH = CH3CH2OH + CH3COONa =>
CH3COOC2H5 + NaOH = CH3CH2OH + CH3COONa
HClO3 + Br = H2 + BrClO3 =>
2 HClO3 + 2 Br = H2 + 2 BrClO3
H2O + CrO4 = Cr2O2 + OH =>
6 H2O + 2 CrO4 = Cr2O2 + 12 OH
NaHSO3 + H2O = Na + SO3 + H3O =>
NaHSO3 + H2O = Na + SO3 + H3O
Al + BiCl3 = AlCl3 + Bi =>
Al + BiCl3 = AlCl3 + Bi
C99999999999999999999999999999 = C9223362600000000000 =>
5001 C99999999999999999999999999999 = 5001.0051167576C9223362600000000000
Bi(OH)2 + H2SO4 = Bi2(SO4)3 + SO2 + H2O =>
2 Bi(OH)2 + 4 H2SO4 = Bi2(SO4)3 + SO2 + 6 H2O
KOH + Si = H2 + SiO + K =>
2 KOH + 2 Si = H2 + 2 SiO + 2 K
V{2} + Mn{5} = V{5} + Mn{2} =>
V{2} + Mn{5} = V{5} + Mn{2}
SiO2 + Cu = CuSi4 + O =>
4 SiO2 + Cu = CuSi4 + 8 O
Sc(OH)3 + H2(CO3) = H2(OH)3 + Sc(CO3) =>
Sc(OH)3 + H2(CO3) = H2(OH)3 + Sc(CO3)
H2S + Ru(OH)4 = H2O + RuS2 =>
2 H2S + Ru(OH)4 = 4 H2O + RuS2
Na2CO3 + CrI2 = Cr2(CO3)2 + NaI =>
2 Na2CO3 + 2 CrI2 = Cr2(CO3)2 + 4 NaI
NaOH + B4O7Na + H2O2 = NaBO3 + H2O =>
6 NaOH + 2 B4O7Na + 7 H2O2 = 8 NaBO3 + 10 H2O
HCHO = CO + H2 =>
HCHO = CO + H2
CH4 + NH3 = HCN4 + H2 =>
2 CH4 + 8 NH3 = 2 HCN4 + 15 H2
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