| Équations équilibrées la veille |
Ni(NO3)2*6H2O(s) = Ni(NO3)2 + 6 H2O
Na + HNO3 = NO3 + NaH =>
Na + HNO3 = NO3 + NaH
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Al + H2O + KOH = K[Al(OH)4] + H2 =>
2 Al + 6 H2O + 2 KOH = 2 K[Al(OH)4] + 3 H2
Cu(CH3COO)2 + NaOH = Na(CH3COO) + Cu(OH)2 =>
Cu(CH3COO)2 + 2 NaOH = 2 Na(CH3COO) + Cu(OH)2
K2SO3 + Mg2F2 = K2F2 + Mg2SO3 =>
K2SO3 + Mg2F2 = K2F2 + Mg2SO3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
AsO4 + H2SO4 = H(AsO4) + SO4 =>
2 AsO4 + H2SO4 = 2 H(AsO4) + SO4
Na(PO4) + CaCl2 = Ca(PO4) + Na(Cl2) =>
Na(PO4) + CaCl2 = Ca(PO4) + Na(Cl2)
Al3{+} + Sn = Al + Sn2{+} =>
Al3{+} + 2 Sn = 3 Al + Sn2{+}
Al2(CO3)3 + H2O = Al(OH)3 + CO2*H2O =>
Al2(CO3)3 + 6 H2O = 2 Al(OH)3 + 3 CO2*H2O
BrCl2 + H2SO4 = BrH2 + Cl2SO4 =>
BrCl2 + H2SO4 = BrH2 + Cl2SO4
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
C140H282 + O2 = C02 + H2O =>
2 C140H282 + 141 O2 = 140 C02 + 282 H2O
MgSO4 + HCl = MgCl2 + H2SO4 =>
MgSO4 + 2 HCl = MgCl2 + H2SO4
Pb(s) + O2 = PbO(s) =>
2 Pb(s) + O2 = 2 PbO(s)
Ag(s)HCl(aq) = AgClH =>
Ag(s)HCl(aq) = AgClH
KMnO4 + H3PO3 + H2SO4 = H3PO4 + Mn3(PO4)2 + K2SO4 + H2O =>
6 KMnO4 + 15 H3PO3 + 3 H2SO4 = 11 H3PO4 + 2 Mn3(PO4)2 + 3 K2SO4 + 9 H2O
Ag + Au(C2H3O2)3 = AgC2H3O2 + Au =>
3 Ag + Au(C2H3O2)3 = 3 AgC2H3O2 + Au
H2SO3 + ZnCO3 = H2CO3 + ZnSO3 =>
H2SO3 + ZnCO3 = H2CO3 + ZnSO3
Zn(s) + CuCl2 = Cu(s) + ZnCl2(aq) =>
Zn(s) + CuCl2 = Cu(s) + ZnCl2(aq)
NaHCO3 + H2SO4 = NaSO4HCO3H2 =>
NaHCO3 + H2SO4 = NaSO4HCO3H2
CaI2 + AgNO3 = AgI + Ca(NO3)2 =>
CaI2 + 2 AgNO3 = 2 AgI + Ca(NO3)2
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KO3 + H2O = KOH + O2 =>
4 KO3 + 2 H2O = 4 KOH + 5 O2
Ca(OH)2 + H3PO4 = H2O + Ca3(PO4)2 =>
3 Ca(OH)2 + 2 H3PO4 = 6 H2O + Ca3(PO4)2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
SrO + HBr = SrBr + OH =>
SrO + HBr = SrBr + OH
CuCl2 + Fe = Cu + FeCl2 =>
CuCl2 + Fe = Cu + FeCl2
(NH4)2CO3 + Ca3N2 = CaCO3 + (NH4)3N =>
3(NH4)2CO3 + Ca3N2 = 3 CaCO3 + 2(NH4)3N
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
PB(NO3)2 = PBO + NO2 + O =>
PB(NO3)2 = PBO + 2 NO2 + O
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
O + FeS2 = FeO + SO2 =>
5 O + FeS2 = FeO + 2 SO2
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
C10H14 + KMnO4 + H2SO4 = C10H6O4 + MnSO4 + K2SO4 + H2O =>
5 C10H14 + 16 KMnO4 + 24 H2SO4 = 5 C10H6O4 + 16 MnSO4 + 8 K2SO4 + 44 H2O
C + H2 = C2H50H =>
4 C + 51 H2 = 2 C2H50H
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH3Br + CH3COONa = C2H6 + BrCOONa =>
CH3Br + CH3COONa = C2H6 + BrCOONa
Pb{2+} + Cr2O7{2-} = PbCr2O7 =>
Pb{2+} + Cr2O7{2-} = PbCr2O7
CH3COOH + CH3CH2OH = CH3CH2COOCH3H2O =>
CH3COOH + CH3CH2OH = CH3CH2COOCH3H2O
AgNO3(aq) + NaCr2O7(aq) = NaNO3 + AgCr2O7 =>
AgNO3(aq) + NaCr2O7(aq) = NaNO3 + AgCr2O7
BaOH + HClO = Ba(ClO) + H2O =>
BaOH + HClO = Ba(ClO) + H2O
FeCl3 + CaCl2 + NH3H2O = CaFe2O4 + NH4Cl + H2O =>
2 FeCl3 + CaCl2 + 8 NH3H2O = CaFe2O4 + 8 NH4Cl + 4 H2O
S2O8{-2} + I{-} = SO4{-2} + I5{-} =>
2 S2O8{-2} + 5 I{-} = 4 SO4{-2} + I5{-}
PbO2 + Mn(NO2)3 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
5 PbO2 + Mn(NO2)3 + 7 HNO3 = HMnO4 + 5 Pb(NO3)2 + 3 H2O
C4H9COOH + OH = CO2 + H2O =>
C4H9COOH + 26 OH = 5 CO2 + 18 H2O
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