| Équations équilibrées la veille |
FeCl2 + 4 C6H5OH = H2[Fe(C6H5O)4] + 2 HCl
CH3C3H3O2N2 + H2O = H2NCH(CH3)COOH + NH3 + CO2 =>
CH3C3H3O2N2 + 2 H2O = H2NCH(CH3)COOH + NH3 + CO2
KMnO4 + Ca + H2SO4 = CaSO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 Ca + 8 H2SO4 = 5 CaSO4 + 2 MnSO4 + K2SO4 + 8 H2O
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
HNO3 + NaNO3 = HNa + NO3 =>
HNO3 + NaNO3 = HNa + 2 NO3
CaO + Al(OH)3 + SiO2 = CaAl2Si2O7(OH)2 + H2O =>
CaO + 2 Al(OH)3 + 2 SiO2 = CaAl2Si2O7(OH)2 + 2 H2O
AlBr3 + H2O = H2 + Al(OH)3 + Br2 =>
2 AlBr3 + 6 H2O = 3 H2 + 2 Al(OH)3 + 3 Br2
Fe + CaCl2 = Fe(Cl2)3 + Ca =>
Fe + 3 CaCl2 = Fe(Cl2)3 + 3 Ca
Fe + HNO3 = Fe(NO3)3 + NH4NO3 + H2O =>
8 Fe + 30 HNO3 = 8 Fe(NO3)3 + 3 NH4NO3 + 9 H2O
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
BPO4 + C2H6O = BP + CO2 + H2O =>
3 BPO4 + 2 C2H6O = 3 BP + 4 CO2 + 6 H2O
Br2(aq) + Cl{-}(aq) = Cl2(aq) + Br{-}(aq) =>
Br2(aq) + 2 Cl{-}(aq) = Cl2(aq) + 2 Br{-}(aq)
(Br) + (KI) = (KBr) + (I) =>
(Br) + (KI) = (KBr) + (I)
C6H5O3 + O2 = CO2 + H2O =>
4 C6H5O3 + 23 O2 = 24 CO2 + 10 H2O
Cr(NO3)2 + K3PO4 = CrPO4 + K3(NO3)2 =>
Cr(NO3)2 + K3PO4 = CrPO4 + K3(NO3)2
Fe + HNO3 = Fe(NO3)2 + NH4NO3 + H2O =>
4 Fe + 10 HNO3 = 4 Fe(NO3)2 + NH4NO3 + 3 H2O
Zn(s) + I(aq) = ZnI(s) =>
Zn(s) + I(aq) = ZnI(s)
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Na2PO4 + Ca(NO3)2 = NaNO3 + CaPO4 =>
Na2PO4 + Ca(NO3)2 = 2 NaNO3 + CaPO4
Fe + HNO3 = Fe(NO3)3 + H2 =>
2 Fe + 6 HNO3 = 2 Fe(NO3)3 + 3 H2
Ag + HNO3 = AgNO4 + NO2 + H2O =>
Ag + 4 HNO3 = AgNO4 + 3 NO2 + 2 H2O
C6H6S + O2 = CO + H2O + SO2 =>
2 C6H6S + 11 O2 = 12 CO + 6 H2O + 2 SO2
Mn{2+} + Br2 + OH{-} = MnO2 + Br{-} + H2O =>
Mn{2+} + Br2 + 4 OH{-} = MnO2 + 2 Br{-} + 2 H2O
PH3O2 + NaOH = NaPH2O2 + H2O =>
PH3O2 + NaOH = NaPH2O2 + H2O
Ni2O3 + NaOH = Ni2OH + Na2O + O =>
2 Ni2O3 + 2 NaOH = 2 Ni2OH + Na2O + 5 O
Hg + Cr2O7{-2} + H{+} = Hg{+2} + Cr{+3} + H2O =>
3 Hg + Cr2O7{-2} + 14 H{+} = 3 Hg{+2} + 2 Cr{+3} + 7 H2O
NaHSO3 + NaHS = Na2S2O3 + H2O =>
4 NaHSO3 + 2 NaHS = 3 Na2S2O3 + 3 H2O
KMnO4 + FeSO4 + HNO3 = Fe2(SO4)3 + Fe(NO3)3 + Mn(NO3)2 + KNO3 + H2O =>
3 KMnO4 + 15 FeSO4 + 24 HNO3 = 5 Fe2(SO4)3 + 5 Fe(NO3)3 + 3 Mn(NO3)2 + 3 KNO3 + 12 H2O
Ag + HNO3 = NO + Ag(NO3)2 + H2O =>
3 Ag + 8 HNO3 = 2 NO + 3 Ag(NO3)2 + 4 H2O
H2Cr2O7 = H2CrO4 + CrO3 =>
H2Cr2O7 = H2CrO4 + CrO3
NaCl(aq) + H2O(l) + CO2(g) = NaHCO3(aq) + HCl(g) =>
NaCl(aq) + H2O(l) + CO2(g) = NaHCO3(aq) + HCl(g)
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
Na3PO4 + Mg(NO3)2 = Mg3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Mg(NO3)2 = Mg3(PO4)2 + 6 NaNO3
MgCl2 + AgNO2 = AgCl + Mg(NO2)2 =>
MgCl2 + 2 AgNO2 = 2 AgCl + Mg(NO2)2
[Nb(OH)2]2(MoO4)3 + H2O = H2MoO4 + Nb(OH)5 =>
[Nb(OH)2]2(MoO4)3 + 6 H2O = 3 H2MoO4 + 2 Nb(OH)5
CH4(g) + Cl2(g) = CC4(l) + HCl(g) =>
5 CH4(g) + 10 Cl2(g) = CC4(l) + 20 HCl(g)
C6H6 + CH3Br = C6H6CH3Br =>
C6H6 + CH3Br = C6H6CH3Br
C2H5COOH = H{+} + C2H5COO{-} =>
C2H5COOH = H{+} + C2H5COO{-}
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
(CH3)2N2H2(l) + N2O4(g) = N2(g) + H2(g) + CO2(g) =>
(CH3)2N2H2(l) + N2O4(g) = 2 N2(g) + 4 H2(g) + 2 CO2(g)
NaOH + Ca(OH)2 + Cl2 = Ca(OCl)2 + NaCl + H2O =>
2 NaOH + Ca(OH)2 + 2 Cl2 = Ca(OCl)2 + 2 NaCl + 2 H2O
P + S = S3P2 =>
2 P + 3 S = S3P2
O3 + KOH = KO2 + H2O =>
O3 + 2 KOH = 2 KO2 + H2O
H2O2 + LiOH + C12H28O4Ti = Li4Ti5O12 + C3H4 + H2O =>
20 H2O2 + 4 LiOH + 5 C12H28O4Ti = Li4Ti5O12 + 20 C3H4 + 52 H2O
C410H + O2 = CO2 + H2O =>
4 C410H + 1641 O2 = 1640 CO2 + 2 H2O
Al(Br)3 + Cl2 = AlCl3 + Br2 =>
2 Al(Br)3 + 3 Cl2 = 2 AlCl3 + 3 Br2
MnO4{-} + HSO{-3} + OH{-} = MnO2{-4} + SO2{-4} + H2O =>
2 MnO4{-} + 7 HSO{-3} + 13 OH{-} = 2 MnO2{-4} + 7 SO2{-4} + 10 H2O
MnSO4 + Na2CO3 + KNO3 = NaMnO4 + KNO2 + Na2SO4 + CO2 =>
2 MnSO4 + 3 Na2CO3 + 5 KNO3 = 2 NaMnO4 + 5 KNO2 + 2 Na2SO4 + 3 CO2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
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