| Équations équilibrées la veille |
K2Cr2O7 + 6 HI + 8 HNO3 = 2 Cr(NO3)3 + 3 I2 + 2 KNO3 + 7 H2O
NaH2PO4*2H2O(s) + NaOH(aq) = Na3PO4(aq) + H2O(l) =>
NaH2PO4*2H2O(s) + 2 NaOH(aq) = Na3PO4(aq) + 4 H2O(l)
FeCl3(ac) + NaOH(ac) = Fe(OH)3(s) + NaCl(ac) =>
FeCl3(ac) + 3 NaOH(ac) = Fe(OH)3(s) + 3 NaCl(ac)
AgNO3 + Cu2(SO4)2 = Ag2SO4 + Cu(NO3)2 =>
4 AgNO3 + Cu2(SO4)2 = 2 Ag2SO4 + 2 Cu(NO3)2
V(OH)4Cl + Fe(Cl)2 + HCl = VO(Cl)2 + Fe(Cl)3 + H2O =>
V(OH)4Cl + Fe(Cl)2 + 2 HCl = VO(Cl)2 + Fe(Cl)3 + 3 H2O
SnS + H2O = SnO + H2S =>
SnS + H2O = SnO + H2S
C6H5Br + Mg + CO2 + H2O = C6H5COOH + MgBr2 =>
30 C6H5Br + 15 Mg + 23 CO2 + 12 H2O = 29 C6H5COOH + 15 MgBr2
SnClO3 = SnCl + O2 =>
2 SnClO3 = 2 SnCl + 3 O2
Na + Sn3(PO3)4 = Na3PO3 + Sn =>
12 Na + Sn3(PO3)4 = 4 Na3PO3 + 3 Sn
Ga(OH)3 + H2O = HGa(OH)3 + OH =>
Ga(OH)3 + H2O = HGa(OH)3 + OH
Br + O2 = Br2O3 =>
4 Br + 3 O2 = 2 Br2O3
NaF = Na + F =>
NaF = Na + F
Na3PO4 + Cu(OH)2 = Cu3(PO4)2 + NaOH =>
2 Na3PO4 + 3 Cu(OH)2 = Cu3(PO4)2 + 6 NaOH
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
PbS + H2O2 = PbO + HS =>
2 PbS + H2O2 = 2 PbO + 2 HS
Te + NO3{-} + H2O = TeO3{2-} + N2O4 + OH{-} =>
Te + 4 NO3{-} + H2O = TeO3{2-} + 2 N2O4 + 2 OH{-}
P{4+} + C{2+}H{6+} = P{+}H{3+} + C{3+}P{4+} =>
P{4+} + 3 C{2+}H{6+} = P{+}H{3+} + 3 C{3+}P{4+}
Cu + HNO3 = Cu(NO3)2 + H1 =>
Cu + 2 HNO3 = Cu(NO3)2 + 2 H1
Mg + CaO = Ca + MgO =>
Mg + CaO = Ca + MgO
KOH + KH2 = K + H2O =>
2 KOH + KH2 = 3 K + 2 H2O
AgNO3 + Li2S = Ag2S + LiNO3 =>
2 AgNO3 + Li2S = Ag2S + 2 LiNO3
NaVO3 + Na2HPO4 + Na2MoO4*2H2O + H2SO4 = H8PMo7V5O40 + NaHSO4 + H2O =>
5 NaVO3 + Na2HPO4 + 7 Na2MoO4*2H2O + 21 H2SO4 = H8PMo7V5O40 + 21 NaHSO4 + 21 H2O
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
Ba(NO3)2 + (NH4)2CO3 = NH4NO3 + BaCO3 =>
Ba(NO3)2 + (NH4)2CO3 = 2 NH4NO3 + BaCO3
(Na2S2O3)2 + H2SO4 = Na2SO4 + H2SO3 + S3 =>
3(Na2S2O3)2 + 6 H2SO4 = 6 Na2SO4 + 6 H2SO3 + 2 S3
CaCl2 + K4(Fe(CN)6) + NH4Cl = Ca(NH4)2(Fe(CN)6) + KCl =>
CaCl2 + K4(Fe(CN)6) + 2 NH4Cl = Ca(NH4)2(Fe(CN)6) + 4 KCl
CH3(CH2)4OH + CH3CH2CH2COOH = CH3CH2CH2COOCH3(CH2)4 + H2O =>
CH3(CH2)4OH + CH3CH2CH2COOH = CH3CH2CH2COOCH3(CH2)4 + H2O
NH4Br + K2CO3 = NH4CO3 + K2Br =>
NH4Br + K2CO3 = NH4CO3 + K2Br
Na2 + SO3 + H3PO4 = H2SO3 + Na3PO4 =>
3 Na2 + 3 SO3 + 2 H3PO4 = 3 H2SO3 + 2 Na3PO4
CaSiO3(S) + HF(g) = SiF4(g) + CaF2(S) + H2O(l) =>
CaSiO3(S) + 6 HF(g) = SiF4(g) + CaF2(S) + 3 H2O(l)
PH6 = P + H6 =>
PH6 = P + H6
NH4OH + Cu(NO3)2 = NH4NO3 + [Cu(NH3)4] + OH =>
34 NH4OH + 7 Cu(NO3)2 = 10 NH4NO3 + 7[Cu(NH3)4] + 46 OH
SrO + H2SO4 = SrSO4H2O =>
SrO + H2SO4 = SrSO4H2O
H2O2 + NH3 = HNO3 + H2O =>
4 H2O2 + NH3 = HNO3 + 5 H2O
MnO2 + H2O2 = Mn(O2)2 + H2O =>
MnO2 + 2 H2O2 = Mn(O2)2 + 2 H2O
H2O2 + NH3 = HNO3 + H2O =>
4 H2O2 + NH3 = HNO3 + 5 H2O
CO2 + H2O = C7H18 + O2 =>
14 CO2 + 18 H2O = 2 C7H18 + 23 O2
HNO3 + KCl = HCl + NO3K =>
HNO3 + KCl = HCl + NO3K
CaCO3 + C2H2O4*2H2O = CaC2O4 + H2O + CO2 =>
CaCO3 + C2H2O4*2H2O = CaC2O4 + 3 H2O + CO2
H2O2 + NH3 = HNO3 + H2O =>
4 H2O2 + NH3 = HNO3 + 5 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CO3 + H2 = CO + H2O =>
CO3 + 2 H2 = CO + 2 H2O
K3Cr2O7 + H2C2O4 + K2C2O4 = K3[Cr(C2O4)3]H2O + CO2 + H2O =>
2 K3Cr2O7 + 14 H2C2O4 + 3 K2C2O4 = 4 K3[Cr(C2O4)3]H2O + 10 CO2 + 10 H2O
NaHCO3 + CH3COOH + KOH = K2CO3 + H2O + CH3COONa =>
NaHCO3 + CH3COOH + 2 KOH = K2CO3 + 2 H2O + CH3COONa
PbS + H2O2 = PbO + HS =>
2 PbS + H2O2 = 2 PbO + 2 HS
Na2SO3 + HI = H2SO3 + NaI =>
Na2SO3 + 2 HI = H2SO3 + 2 NaI
HNO3 + KCl = HCl + NO3K =>
HNO3 + KCl = HCl + NO3K
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
Fe(III)OH + HNO3 = Fe(III)NO3 + H2O =>
Fe(III)OH + HNO3 = Fe(III)NO3 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
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