| Équations équilibrées la veille |
3 Sn{2+} + 3 NO{3-} = Sn3O3 + 3 N{-}
(CH3)2CHOH + CrO3 + H2SO4 = (CH3)CO + Cr2(SO4) + H2O =>
20(CH3)2CHOH + 18 CrO3 + 9 H2SO4 = 30(CH3)CO + 9 Cr2(SO4) + 44 H2O
Pb{+2} + HCl = PbCl2 + H{+} =>
Pb{+2} + 2 HCl = PbCl2 + 2 H{+}
AlS + Ca(PO4) = CaS + Al(PO4) =>
AlS + Ca(PO4) = CaS + Al(PO4)
Fe3 + Cl6 = Fe3Cl6 =>
Fe3 + Cl6 = Fe3Cl6
NH4ClO3 + Al2(SO4)3 = Al(ClO3)3 + (NH4)2SO4 =>
6 NH4ClO3 + Al2(SO4)3 = 2 Al(ClO3)3 + 3(NH4)2SO4
CrO3 + NH4HCO3 = (NH4)2Cr2O7 + CO2 + H2O =>
2 CrO3 + 2 NH4HCO3 = (NH4)2Cr2O7 + 2 CO2 + H2O
H2SO4 + CaI2 = CaSO4 + I2 + H2S + H2O =>
5 H2SO4 + 4 CaI2 = 4 CaSO4 + 4 I2 + H2S + 4 H2O
Mg2 + CH3COOH = H2 + (CH3COO)2Mg =>
Mg2 + 4 CH3COOH = 2 H2 + 2(CH3COO)2Mg
Cl2 + H2O = HCl + HOCl =>
Cl2 + H2O = HCl + HOCl
FeSO4 + HNO3 = Fe(NO3)2 + H2SO4 =>
FeSO4 + 2 HNO3 = Fe(NO3)2 + H2SO4
HBr + LiI = HI + LiBr =>
HBr + LiI = HI + LiBr
C2H4 + H2O = C5H12 + CO =>
11 C2H4 + 2 H2O = 4 C5H12 + 2 CO
PbO2 + K3[Cr(OH)6] + KOH = K2CrO4 + K[Pb(OH)3] + H2O =>
3 PbO2 + 2 K3[Cr(OH)6] + KOH = 2 K2CrO4 + 3 K[Pb(OH)3] + 2 H2O
H2SO4 + Ag = AgH2SO4 =>
H2SO4 + Ag = AgH2SO4
(NH4)Cl + NaOH = NH3 + NaCl + H2O =>
(NH4)Cl + NaOH = NH3 + NaCl + H2O
PbSO4 + NH4C2O4 = Pb(C2O4)2 + (NH4)2SO4 =>
PbSO4 + 2 NH4C2O4 = Pb(C2O4)2 + (NH4)2SO4
Pb5O + O2 = Pb2O5 =>
4 Pb5O + 23 O2 = 10 Pb2O5
NOH4Cl + Na2CO3 + C6H10O = H2O + C6H11NO + NaCl + HCO3 =>
76 NOH4Cl + 38 Na2CO3 + 75 C6H10O = 93 H2O + 76 C6H11NO + 76 NaCl + 32 HCO3
FeSO4 + KI + KIO + H2O = Fe(OH)2 + K2SO4 + I2 =>
FeSO4 + KI + KIO + H2O = Fe(OH)2 + K2SO4 + I2
C6H8N + NaBH4 = C6H9N + NaBH3 =>
C6H8N + NaBH4 = C6H9N + NaBH3
FePO4 + Li2CO3 = LiFePO4 + CO2 + O2 =>
4 FePO4 + 2 Li2CO3 = 4 LiFePO4 + 2 CO2 + O2
Na8Al6Si6O24S4 + HCl = H2S + S + Na8Al6Si6O24Cl4 =>
Na8Al6Si6O24S4 + 4 HCl = 2 H2S + 2 S + Na8Al6Si6O24Cl4
As2O3 + K2CO3 + KNO3 = K2AsO4 + NO + CO2 =>
As2O3 + K2CO3 + 2 KNO3 = 2 K2AsO4 + 2 NO + CO2
(NH4)2CO3 + CU(NO3)2 = CUCO3 + NH4(NO3) =>
(NH4)2CO3 + CU(NO3)2 = CUCO3 + 2 NH4(NO3)
NaOH + FeCl3 = Na3Cl3 + Fe(OH)3 =>
3 NaOH + FeCl3 = Na3Cl3 + Fe(OH)3
FeSO4*7H2O + H2SO4 = Fe2(SO4)3 + H2O + H2 =>
2 FeSO4*7H2O + H2SO4 = Fe2(SO4)3 + 14 H2O + H2
Eu2O3 + Eu + PbO + MnO + ReO3 = EuPbMnReO6 =>
Eu2O3 + Eu + 3 PbO + 3 MnO + 3 ReO3 = 3 EuPbMnReO6
CH4N2O + H2O = CH6N2O + O2 =>
2 CH4N2O + 2 H2O = 2 CH6N2O + O2
FeSO4*7H2O = Fe(OH)2 + H2SO4 + H2O =>
FeSO4*7H2O = Fe(OH)2 + H2SO4 + 5 H2O
HCl + Co2 = CoCl4 + H =>
8 HCl + Co2 = 2 CoCl4 + 8 H
CO2 + Fe3O4 = Fe2O3 + C =>
CO2 + 4 Fe3O4 = 6 Fe2O3 + C
CH48(g) + Cl2(g) = CC4(g) + HCl(g) =>
5 CH48(g) + 120 Cl2(g) = CC4(g) + 240 HCl(g)
Pa(ClO3)5 = PaCl5 + O2 =>
2 Pa(ClO3)5 = 2 PaCl5 + 15 O2
Fe2(CO3)3 + KCN = Fe(CN)3 + K2 + CO3 =>
Fe2(CO3)3 + 6 KCN = 2 Fe(CN)3 + 3 K2 + 3 CO3
K2O + HClO4 = KCl + H2O + O2 =>
K2O + 2 HClO4 = 2 KCl + H2O + 4 O2
KI3 + NaOH = NaI + H2O + NaIO3 + KOH =>
3 KI3 + 9 NaOH = 8 NaI + 3 H2O + NaIO3 + 3 KOH
Br + Na2Cr2O7 = BrCr2O7 + Na =>
Br + Na2Cr2O7 = BrCr2O7 + 2 Na
NaCl + Na3PO4 = Na + ClPO4 =>
NaCl + Na3PO4 = 4 Na + ClPO4
AlCl3(aq) + NH4OH(aq) = Al(OH)3(aq) + NH4Cl(aq) =>
AlCl3(aq) + 3 NH4OH(aq) = Al(OH)3(aq) + 3 NH4Cl(aq)
Cu + NAg = CuN + Ag =>
Cu + NAg = CuN + Ag
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + C3H7COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C4H9OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 C3H7COOH + 11 H2O
KCl + Mg(OH)2 = K(OH)2 + ClMg =>
KCl + Mg(OH)2 = K(OH)2 + ClMg
Pb(NH4)2 + CsI = PbI2 + CsNH4 =>
Pb(NH4)2 + 2 CsI = PbI2 + 2 CsNH4
K2CrO4 + KCl = K2Cr2O7 + KClO3 + K =>
6 K2CrO4 + KCl = 3 K2Cr2O7 + KClO3 + 6 K
Pb2TiO4 + H2SO4 = PbSO4 + H4TiO4 =>
Pb2TiO4 + 2 H2SO4 = 2 PbSO4 + H4TiO4
ClO2 + H2O = HCl2 + HClO5 =>
19 ClO2 + 7 H2O = 5 HCl2 + 9 HClO5
NH4OHKNO3 = KOH + (NH4)(NO3) =>
NH4OHKNO3 = KOH + (NH4)(NO3)
BrF3 = Br + F2 =>
2 BrF3 = 2 Br + 3 F2
AgNO3 + NaHS + H2O = Ag2S + NaOH + HNO3 =>
2 AgNO3 + NaHS + H2O = Ag2S + NaOH + 2 HNO3
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