Équations équilibrées la veille |
18 HOC(CH2CO2H)2 + 51 NaHCO3 = 17 Na3C6H5O7 + 46 H2O + 39 CO2
Be(OH)2 + Sr(OH)2 = SrBeO2 + H2O =>
Be(OH)2 + Sr(OH)2 = SrBeO2 + 2 H2O
HCl(aq) + NaOCl(aq) = Cl2(g) + NaCl(aq) + H2O(l) =>
2 HCl(aq) + NaOCl(aq) = Cl2(g) + NaCl(aq) + H2O(l)
Na2O = Na + O =>
Na2O = 2 Na + O
Al2O2 + Fe = Al + FeO =>
Al2O2 + 2 Fe = 2 Al + 2 FeO
Sr(NO3)2 + CsCl = SrCl2 + CsNO3 =>
Sr(NO3)2 + 2 CsCl = SrCl2 + 2 CsNO3
ZnI2 + Li2CrO4 = ZnCrO4 + LiI =>
ZnI2 + Li2CrO4 = ZnCrO4 + 2 LiI
C6H5OH + FeCl3 = Fe(C6H5OH)3 + Cl =>
3 C6H5OH + FeCl3 = Fe(C6H5OH)3 + 3 Cl
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
K2CO3 + Ca(NO3)2 + NH3 + H30 = CaCO3 + NH4NO3 + KHO =>
45 K2CO3 + 45 Ca(NO3)2 + 30 NH3 + 8 H30 = 45 CaCO3 + 60 NH4NO3 + 90 KHO
Fe(OH)2 + SO3({-}) + H2O = FeS + Fe(OH)3 + OH({-}) =>
8 Fe(OH)2 + SO3({-}) + 3 H2O = FeS + 7 Fe(OH)3 + OH({-})
CuOH = Cu + O + H2O =>
2 CuOH = 2 Cu + O + H2O
Pb + N = Pb(N3)2 =>
Pb + 6 N = Pb(N3)2
CH3COOAg + HNO3 = CH3COOH + AgNO3 =>
CH3COOAg + HNO3 = CH3COOH + AgNO3
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
H3PO4 + Na = H2 + Na3PO4 =>
2 H3PO4 + 6 Na = 3 H2 + 2 Na3PO4
Br2 + F2 + H2O = HBrO3 + HF =>
Br2 + 5 F2 + 6 H2O = 2 HBrO3 + 10 HF
H2O(heat) = H + O =>
H2O(heat) = 2 H + O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KClO + FeCl2 + H2SO4 = FeCl3 + KCl + Fe2(SO4)3 + H2O =>
3 KClO + 6 FeCl2 + 3 H2SO4 = 4 FeCl3 + 3 KCl + Fe2(SO4)3 + 3 H2O
ReO2 + CO = Re + CO2 =>
ReO2 + 2 CO = Re + 2 CO2
Na2CO3 + H2SO4 = H2CO3 + Na2SO4 =>
Na2CO3 + H2SO4 = H2CO3 + Na2SO4
Ag2CO3 + HCl = AgCl + H2CO3 =>
Ag2CO3 + 2 HCl = 2 AgCl + H2CO3
Mn(HCO3)7 = Mn2(CO3)7 + H2O + CO2 =>
2 Mn(HCO3)7 = Mn2(CO3)7 + 7 H2O + 7 CO2
KCl + CuSO4 + H2O = K2Cu(SO4)2*6H2O + CuCl2 =>
2 KCl + 2 CuSO4 + 6 H2O = K2Cu(SO4)2*6H2O + CuCl2
[Fe(CN)6] + NH4OH = NH4CN + Fe(OH)6 =>
[Fe(CN)6] + 6 NH4OH = 6 NH4CN + Fe(OH)6
C2H5OH + Na2CO3 = C2H5ONa + H2O + CO2 =>
2 C2H5OH + Na2CO3 = 2 C2H5ONa + H2O + CO2
ZnI2 + OH = Zn + I2OH =>
ZnI2 + OH = Zn + I2OH
Pb + H32PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H32PO4 = 32 H2 + Pb3(PO4)2
HSO3{-} + HS{-} = S2O3{2-} + H2O =>
4 HSO3{-} + 2 HS{-} = 3 S2O3{2-} + 3 H2O
K3PO4 + BaCl2 = Ba3(PO4)2 + KCl =>
2 K3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 KCl
FeBr2 + HNO3 = Fe(NO3)3 + Br2 + NO + H2O =>
FeBr2 + 4 HNO3 = Fe(NO3)3 + Br2 + NO + 2 H2O
N2O5(s) = NO2(g) + O2(g) =>
2 N2O5(s) = 4 NO2(g) + O2(g)
Li2S + HNO3 = Li2(NO3) + SH =>
Li2S + HNO3 = Li2(NO3) + SH
MgB2 + HCl = B4H10 + MgCl2 + Cl2 =>
2 MgB2 + 10 HCl = B4H10 + 2 MgCl2 + 3 Cl2
BaSO3 + C = BaS + CO2 =>
2 BaSO3 + 3 C = 2 BaS + 3 CO2
Co + H2O = Co(OH)2 + H2 =>
Co + 2 H2O = Co(OH)2 + H2
Ba(NO3)2 + AlPO4 = Ba3(PO4)2 + Al(NO3)3 =>
3 Ba(NO3)2 + 2 AlPO4 = Ba3(PO4)2 + 2 Al(NO3)3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cl + NaOH = ClOH + Na =>
Cl + NaOH = ClOH + Na
CuOHCl + HNO3 = CuCl2 + Cu(NO3)2 + H2O =>
2 CuOHCl + 2 HNO3 = CuCl2 + Cu(NO3)2 + 2 H2O
Ba(NO3)2 + Li2SO4 = BaSO4 + LiNO3 =>
Ba(NO3)2 + Li2SO4 = BaSO4 + 2 LiNO3
H3PO4(aq) + CaO(s) = Ca3(PO4)2(s) + H2O(l) =>
2 H3PO4(aq) + 3 CaO(s) = Ca3(PO4)2(s) + 3 H2O(l)
K2SO3 + HCl = SO2 + KCl + H2O =>
K2SO3 + 2 HCl = SO2 + 2 KCl + H2O
AlBr3 + Na2SO3 + H2O = Al(OH)3 + SO2 + NaBr =>
2 AlBr3 + 3 Na2SO3 + 3 H2O = 2 Al(OH)3 + 3 SO2 + 6 NaBr
NH4Cl + LiOH = ClLi + NH4OH =>
NH4Cl + LiOH = ClLi + NH4OH
HNO3 + Pb(CH3COO)2 = CH3COOH + Pb(NO3)2 =>
2 HNO3 + Pb(CH3COO)2 = 2 CH3COOH + Pb(NO3)2
Na2S + ZnCl2 = NaCl + SZn =>
Na2S + ZnCl2 = 2 NaCl + SZn
HClO4 + Ba(OH)2 = HOH + Ba(ClO4)2 =>
2 HClO4 + Ba(OH)2 = 2 HOH + Ba(ClO4)2
Sb2S3 + Na2S = NaSbS2 =>
Sb2S3 + Na2S = 2 NaSbS2
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