| Équations équilibrées la veille |
2 Bi(OH)3 + 3 H2Cr2O7 = Bi2(Cr2O7)3 + 6 H2O
Al(OH)3 + Cr2(SO4)3 = Al2(SO4)3 + Cr(OH)3 =>
2 Al(OH)3 + Cr2(SO4)3 = Al2(SO4)3 + 2 Cr(OH)3
RbOH + HNO3 = RbNO3 + H2O =>
RbOH + HNO3 = RbNO3 + H2O
C7H6O2 + C3H10N2 = C17H18N2O2 + H2O =>
2 C7H6O2 + C3H10N2 = C17H18N2O2 + 2 H2O
C7H5N3O2 + O2 = N2 + H2O + CO2 =>
4 C7H5N3O2 + 29 O2 = 6 N2 + 10 H2O + 28 CO2
FeCl3 + Cu = FeCl2 + CuCl2 =>
2 FeCl3 + Cu = 2 FeCl2 + CuCl2
PbCl3 + H2SO4 = Pb2(SO4)3 + HCl =>
2 PbCl3 + 3 H2SO4 = Pb2(SO4)3 + 6 HCl
AlCrO + HOH = AlOH + HCrO =>
AlCrO + HOH = AlOH + HCrO
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
KNO2 + K2Cr2O7 + HNO3 = KNO3 + Cr(NO3) + H2O =>
5 KNO2 + K2Cr2O7 + 4 HNO3 = 7 KNO3 + 2 Cr(NO3) + 2 H2O
FeO(l) + Al(l) = Fe(l) + Al2O3(s) =>
3 FeO(l) + 2 Al(l) = 3 Fe(l) + Al2O3(s)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ni(CO)4 + O2 = NiO + CO2 =>
2 Ni(CO)4 + 5 O2 = 2 NiO + 8 CO2
Sc3 + O + H2O = Sc3OH =>
2 Sc3 + O + H2O = 2 Sc3OH
CdSO3 + HCl = CdCl2 + H2SO3 =>
CdSO3 + 2 HCl = CdCl2 + H2SO3
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + S + NO + H2O =>
3 CuFeS2 + 20 HNO3 = 3 Cu(NO3)2 + 3 Fe(NO3)3 + 6 S + 5 NO + 10 H2O
Li + H2O = H + LiHO2 =>
Li + 2 H2O = 3 H + LiHO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H + SO2 = S + OH =>
2 H + SO2 = S + 2 OH
Ni(NO3)2(aq) + BaCl2(aq) = NiCl2(s) + Ba(NO3)2(aq) =>
Ni(NO3)2(aq) + BaCl2(aq) = NiCl2(s) + Ba(NO3)2(aq)
Na(Cr(OH)4) + H2O2 + NaOH = Na2CrO4 + H2O =>
2 Na(Cr(OH)4) + 3 H2O2 + 2 NaOH = 2 Na2CrO4 + 8 H2O
KNO3 + CH3OH = K2CO3 + H2O + CO2 + N2 =>
6 KNO3 + 5 CH3OH = 3 K2CO3 + 10 H2O + 2 CO2 + 3 N2
HC2H3CO2 + Ba(OH)2 = H2O + Ba(C2H3O2)2 =>
4 HC2H3CO2 + 3 Ba(OH)2 = 2 H2O + 3 Ba(C2H3O2)2
Al2(SO4)3 + NaOH = (Na)2SO4 + Al(OH)3 =>
Al2(SO4)3 + 6 NaOH = 3(Na)2SO4 + 2 Al(OH)3
FeCl3 + K2S + H2O = KCl + Fe(OH)3 + H2S =>
2 FeCl3 + 3 K2S + 6 H2O = 6 KCl + 2 Fe(OH)3 + 3 H2S
Al + Zn(NO3)2 = Al(NO3)2 + Zn =>
Al + Zn(NO3)2 = Al(NO3)2 + Zn
Fr + Cl2 + O2 = FrClO3 =>
2 Fr + Cl2 + 3 O2 = 2 FrClO3
Na2H2CO3 + CH3COOH = NaC2H3O2 + H2O + CO2 =>
4 Na2H2CO3 + 7 CH3COOH = 8 NaC2H3O2 + 6 H2O + 2 CO2
CaCl2 + Na = NaCl + Ca =>
CaCl2 + 2 Na = 2 NaCl + Ca
HClO = HOCl =>
HClO = HOCl
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
C2H5NH2 + HNO2 = C2H5OH + N2 + H2O =>
C2H5NH2 + HNO2 = C2H5OH + N2 + H2O
PCl5PCl5 = P2Cl10 =>
PCl5PCl5 = P2Cl10
Al2(SO4)3 + Ca3(PO4)2 = AlPO4 + CaSO4 =>
Al2(SO4)3 + Ca3(PO4)2 = 2 AlPO4 + 3 CaSO4
Pb{4+} + Al = Pb{2+} + Al{3+} =>
3 Pb{4+} + 2 Al = 3 Pb{2+} + 2 Al{3+}
NaNO3 + AgNO3 = NaAg + NO3 =>
NaNO3 + AgNO3 = NaAg + 2 NO3
Mg2(CO3)2 + HCl = MgCl2 + H2O + CO2 =>
Mg2(CO3)2 + 4 HCl = 2 MgCl2 + 2 H2O + 2 CO2
Fe(OH)2 + CrO4{2-} + H2O = Fe(OH)3 + Cr(OH)3{-} + OH{-} =>
4 Fe(OH)2 + CrO4{2-} + 4 H2O = 4 Fe(OH)3 + Cr(OH)3{-} + OH{-}
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
RbOH + HCl = RbCl + HOH =>
RbOH + HCl = RbCl + HOH
NaOH(s) + HCl(aq) = H2O(l) + NaCl(h) =>
NaOH(s) + HCl(aq) = H2O(l) + NaCl(h)
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Br + N2 = N2Br3 =>
3 Br + N2 = N2Br3
Ti + P4 = Ti3P4 =>
3 Ti + P4 = Ti3P4
NH3OH{+} + Cl2 = N2H5{+} + H2O + HClO2 + H{+} =>
6 NH3OH{+} + Cl2 = 3 N2H5{+} + 2 H2O + 2 HClO2 + 3 H{+}
FeCl2 + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + KCl =>
3 FeCl2 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 6 KCl
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
ClCH2COOH + NH3 = CH2NH2COOH + NH4Cl =>
ClCH2COOH + 2 NH3 = CH2NH2COOH + NH4Cl
C8H8 + H2 = C8H18 =>
C8H8 + 5 H2 = C8H18
Ag + ClO = AgCl + O =>
Ag + ClO = AgCl + O
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