| Équations équilibrées la veille |
2 K + MgBr2 = 2 KBr + Mg
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
PbSO4 + NH4Ac = PbNH4 + AcSO4 =>
PbSO4 + NH4Ac = PbNH4 + AcSO4
CH3(CH2)7CH3 + O2 = CO2 + H2O =>
CH3(CH2)7CH3 + 14 O2 = 9 CO2 + 10 H2O
AgCH3COO + NaPO4 = NaCH3COO + AgPO4 =>
AgCH3COO + NaPO4 = NaCH3COO + AgPO4
S + HNO3 = SO4 + NO + H2O =>
3 S + 8 HNO3 = 3 SO4 + 8 NO + 4 H2O
Ca2(CO3)2 + SiO2 = CaSiO3 + CO2 =>
Ca2(CO3)2 + 2 SiO2 = 2 CaSiO3 + 2 CO2
HCOOH + Mg = H2 + (HCOO)2Mg =>
2 HCOOH + Mg = H2 + (HCOO)2Mg
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
H2SO4 + HCl = HSO4 + H2Cl =>
H2SO4 + HCl = HSO4 + H2Cl
K2SO4 + LiCl = KCl + Li2SO4 =>
K2SO4 + 2 LiCl = 2 KCl + Li2SO4
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH3(CH2)7CH3 + O2 = CO2 + H2O =>
CH3(CH2)7CH3 + 14 O2 = 9 CO2 + 10 H2O
Br2 + NaCrO3 + NaOH = Na2CrO4 + NaBr + H2O =>
Br2 + 2 NaCrO3 + 4 NaOH = 2 Na2CrO4 + 2 NaBr + 2 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
MgCl2 + NH3 = MgCl2(NH3) =>
MgCl2 + NH3 = MgCl2(NH3)
Mg(OH)2 + ZnSO4 = MgSO4 + Zn(OH)2 =>
Mg(OH)2 + ZnSO4 = MgSO4 + Zn(OH)2
CuSO4 + Pb(CH3COO)2 = PbSO4 + Cu(CH3COO)2 =>
CuSO4 + Pb(CH3COO)2 = PbSO4 + Cu(CH3COO)2
NaCN + Cl2 + NaOH = N2 + NaCO3 + NaCl + H2O =>
2 NaCN + 6 Cl2 + 12 NaOH = N2 + 2 NaCO3 + 12 NaCl + 6 H2O
Co(NO3)2 + Zn(NO3)2 = Co2ZnO4 + NO2 + O2 =>
2 Co(NO3)2 + Zn(NO3)2 = Co2ZnO4 + 6 NO2 + O2
[Cu(H2O)6] + NH3 = [Cu(NH3)4(H2O)2] + H2O =>
[Cu(H2O)6] + 4 NH3 = [Cu(NH3)4(H2O)2] + 4 H2O
C6H5CHBrCH2Br + KOH = C6H5CCH + KBr + H2O =>
C6H5CHBrCH2Br + 2 KOH = C6H5CCH + 2 KBr + 2 H2O
Na2SO3 + Y2 + H2O = Na2SO4 + HY =>
Na2SO3 + Y2 + H2O = Na2SO4 + 2 HY
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Au + KCN + O2 + H2O = KAu(CN)2 + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 KAu(CN)2 + 4 KOH
NH4VO3 + H2O2 + H2SO4 = [VO(O2)2] + (NH4)2SO4 + H2O =>
2 NH4VO3 + 5 H2O2 + H2SO4 = 2[VO(O2)2] + (NH4)2SO4 + 6 H2O
KNO3 + C12H22O11 = N2 + CO2 + H2O + K2CO3 =>
48 KNO3 + 5 C12H22O11 = 24 N2 + 36 CO2 + 55 H2O + 24 K2CO3
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Au + KCN + O2 + H2O = KAu(CN)2 + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 KAu(CN)2 + 4 KOH
Hg + KOH = Hg(OH)2 + K =>
Hg + 2 KOH = Hg(OH)2 + 2 K
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
MgF2 + Ca = CaF2 + Mg =>
MgF2 + Ca = CaF2 + Mg
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
Ba(BrO)2 + Br2 + KOH = Ba(BrO2)2 + KBr + H2O =>
Ba(BrO)2 + 2 Br2 + 4 KOH = Ba(BrO2)2 + 4 KBr + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Co(OH)3 + HNO3 = Co(NO3)3 + H2O =>
Co(OH)3 + 3 HNO3 = Co(NO3)3 + 3 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
(NH4)2MoO4 + H2SO4 + H2S = Mo2O5 + (NH4)2SO4 + H2O =>
8(NH4)2MoO4 + 7 H2SO4 + H2S = 4 Mo2O5 + 8(NH4)2SO4 + 8 H2O
SrCl2(aq) + KMnO4(aq) = KCl(aq) + Sr(MnO4)2(aq) =>
SrCl2(aq) + 2 KMnO4(aq) = 2 KCl(aq) + Sr(MnO4)2(aq)
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
FeSO4 = Fe3O3 + SO2 + O2 =>
6 FeSO4 = 2 Fe3O3 + 6 SO2 + 3 O2
(NH4)2SO4 + Ba(C2H3O2)2 = BaSO4 + NH4C2H3O2 =>
(NH4)2SO4 + Ba(C2H3O2)2 = BaSO4 + 2 NH4C2H3O2
Mg3N2 + H2O = MgO + NH3 =>
Mg3N2 + 3 H2O = 3 MgO + 2 NH3
C3H5N3O6 + O2 = CO2 + H2O + NO2 =>
4 C3H5N3O6 + 17 O2 = 12 CO2 + 10 H2O + 12 NO2
Na2SO3 + HCl = NaCl + H2O + SO2(g) =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2(g)
ZnSO4 + K4[Fe(CN)6] = K2ZnFe(CN)6 + K2SO4 =>
ZnSO4 + K4[Fe(CN)6] = K2ZnFe(CN)6 + K2SO4
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