Équations équilibrées la veille |
6 KMnO4 + 14 H2SO4 + 5 Na2C2O2 = 6 MnSO4 + 10 CO2 + 14 H2O + 5 Na2SO4 + 3 K2SO4
CoCl2*6H2O + NH3 = [Co(NH3)6]Cl2 + H2O =>
CoCl2*6H2O + 6 NH3 = [Co(NH3)6]Cl2 + 6 H2O
Na[Al(OH)4] + HNO3 = Al(OH)3 + H2O + NaNO3 =>
Na[Al(OH)4] + HNO3 = Al(OH)3 + H2O + NaNO3
C57O6H110 + O2 = CO2 + H2O =>
2 C57O6H110 + 163 O2 = 114 CO2 + 110 H2O
BaBr2 + HNO3 = Ba(NO3)2 + HBr =>
BaBr2 + 2 HNO3 = Ba(NO3)2 + 2 HBr
Pb + Mg(NO3)2 = Mg + Pb(NO3)2 =>
Pb + Mg(NO3)2 = Mg + Pb(NO3)2
Fe2S3 + H{+} = Fe{3+} + H2S =>
Fe2S3 + 6 H{+} = 2 Fe{3+} + 3 H2S
Cu(NO3)2NH4NO3CuO = Cu(NO2)2H2O =>
Cu(NO3)2NH4NO3CuO = 2 Cu(NO2)2H2O
Cr + H2SO4 = SO2 + H2O + Cr(SO4)3 =>
Cr + 6 H2SO4 = 3 SO2 + 6 H2O + Cr(SO4)3
Ta2O5 + CO = Ta + CO2 =>
Ta2O5 + 5 CO = 2 Ta + 5 CO2
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
MgI2 + Ag = AgI + Mg =>
MgI2 + 2 Ag = 2 AgI + Mg
KCl + Al2S3 = AlCl3 + K2S =>
6 KCl + Al2S3 = 2 AlCl3 + 3 K2S
Ca{+} + SO4{-} = CaSO4 =>
Ca{+} + SO4{-} = CaSO4
C7H8(l) + O2(g) = CO2(g) + H2O(l) =>
C7H8(l) + 9 O2(g) = 7 CO2(g) + 4 H2O(l)
NH4Cl + AgNO3 = AgNH4 + ClNO3 =>
NH4Cl + AgNO3 = AgNH4 + ClNO3
Cu(s) + S2(s) = CuS(s) =>
2 Cu(s) + S2(s) = 2 CuS(s)
Na2(OH)2 + Cl2 = NaCl + NaClO + H2O =>
Na2(OH)2 + Cl2 = NaCl + NaClO + H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
C3H7OH + KMnO4 + H2SO4 = C2H5COOH + K2SO4 + MnSO4 + H2O =>
5 C3H7OH + 4 KMnO4 + 6 H2SO4 = 5 C2H5COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
HNO3 + Fe2(CO3)3 = H2(CO3) + Fe(NO3)3 =>
6 HNO3 + Fe2(CO3)3 = 3 H2(CO3) + 2 Fe(NO3)3
NH4Cl + AgNO3 = AgNH4 + ClNO3 =>
NH4Cl + AgNO3 = AgNH4 + ClNO3
PbNO3 + NaCl = PbCl2 + Na2NO3 =>
PbNO3 + 2 NaCl = PbCl2 + Na2NO3
N2H2(g) + O2(g) = N2(g) + H2O(g) =>
2 N2H2(g) + O2(g) = 2 N2(g) + 2 H2O(g)
Zn{2+}(aq) + I{-}(aq) = ZnI2 =>
Zn{2+}(aq) + 2 I{-}(aq) = ZnI2
K3Fe(SCN)6 + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO4)3 + CO2 + H2O + Na2SO4 + KNO3 =>
K3Fe(SCN)6 + 16 Na2Cr2O7 + 58 H2SO4 = Fe(NO3)3 + 16 Cr2(SO4)3 + 6 CO2 + 58 H2O + 16 Na2SO4 + 3 KNO3
K2CrO4 + CH3COOH = CH3COOK + H2CrO4 =>
K2CrO4 + 2 CH3COOH = 2 CH3COOK + H2CrO4
C3H6 + O6 = CO2 + H2O =>
2 C3H6 + 3 O6 = 6 CO2 + 6 H2O
CoCl2*6H2O + C4H10O = HCl + CoC + H2O =>
4 CoCl2*6H2O + C4H10O = 8 HCl + 4 CoC + 25 H2O
NO + O + H2O = HNO3 =>
2 NO + 3 O + H2O = 2 HNO3
MnO4{-} + H2C2O4 + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 H2C2O4 + 6 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
HNO3 + P2O5 = HPO3 + N2O5 =>
2 HNO3 + P2O5 = 2 HPO3 + N2O5
C2H6 + Cl2 = CHCl3 + HCl =>
C2H6 + 5 Cl2 = 2 CHCl3 + 4 HCl
Al(OH)3 + HPO3 = Al(PO3)3 + H2O =>
Al(OH)3 + 3 HPO3 = Al(PO3)3 + 3 H2O
C3H8O3 + H2 = C3H8 + H2O =>
C3H8O3 + 3 H2 = C3H8 + 3 H2O
NiO + HNO3 = Ni(NO3)2 + H2 + O2 =>
2 NiO + 4 HNO3 = 2 Ni(NO3)2 + 2 H2 + O2
MnSO4 + KBrO3 + H2O = KMnO4 + Br2 + H2SO4 =>
2 MnSO4 + 2 KBrO3 + 2 H2O = 2 KMnO4 + Br2 + 2 H2SO4
NiCl2Ca(OH)2 = Ni(OH)2Cl2Ca =>
NiCl2Ca(OH)2 = Ni(OH)2Cl2Ca
Cu + NaHCO3 = CuHCO3 + Na =>
Cu + NaHCO3 = CuHCO3 + Na
AgClO3 + CaCl2 = AgCl2 + CaClO3 =>
AgClO3 + CaCl2 = AgCl2 + CaClO3
NH4Cl + AgNO3 = AgNH4 + ClNO3 =>
NH4Cl + AgNO3 = AgNH4 + ClNO3
ClO2 + SO4 = ClO3 + SO2 =>
2 ClO2 + SO4 = 2 ClO3 + SO2
NH4Cl + AgNO3 = AgNH4 + ClNO3 =>
NH4Cl + AgNO3 = AgNH4 + ClNO3
AlBr3 + Ti(OH)2 = Al(OH)3 + TiBr2 =>
2 AlBr3 + 3 Ti(OH)2 = 2 Al(OH)3 + 3 TiBr2
O6H6 + Fe2 = OFe2 + H2Fe =>
2 O6H6 + 15 Fe2 = 12 OFe2 + 6 H2Fe
NH4Cl + AgNO3 = AgNH4 + ClNO3 =>
NH4Cl + AgNO3 = AgNH4 + ClNO3
C4H6Br2 + KOH = C4H6(OH)2 + KBr =>
C4H6Br2 + 2 KOH = C4H6(OH)2 + 2 KBr
C10H18O + Br2 = C10H18Br4O =>
C10H18O + 2 Br2 = C10H18Br4O
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