| Équations équilibrées la veille |
PbSO4(s) + 2 KI(aq) = PbI2(s) + K2SO4(aq)
Si2H6 + O2 = Si2O4 + H2O =>
2 Si2H6 + 7 O2 = 2 Si2O4 + 6 H2O
H2SO4(ac) + FeS(s) = FeSO4(ac) + H2S(g) =>
H2SO4(ac) + FeS(s) = FeSO4(ac) + H2S(g)
Hg + FeSO4 = HgSO4 + Fe =>
Hg + FeSO4 = HgSO4 + Fe
C2H6 + O4 = CO2 + H2O =>
4 C2H6 + 7 O4 = 8 CO2 + 12 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe(NO3)3 + KSCN = Fe(SCN) + NO3 + K =>
Fe(NO3)3 + KSCN = Fe(SCN) + 3 NO3 + K
Fe(NO3)3 + K2CO3 + H2O = Fe(OH)3 + H2CO3 + KNO3 =>
2 Fe(NO3)3 + 3 K2CO3 + 6 H2O = 2 Fe(OH)3 + 3 H2CO3 + 6 KNO3
Sb2O3 + Na2S = Na3SbS3 + Na3SbO3 =>
Sb2O3 + 3 Na2S = Na3SbS3 + Na3SbO3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Al + Ca(OH)2 = AlO + H2O + Ca =>
Al + Ca(OH)2 = AlO + H2O + Ca
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
H2 + CO2 + CaC2 = CH2CHCO2 + Ca(OH)2 =>
13 H2 + 10 CO2 + 4 CaC2 = 6 CH2CHCO2 + 4 Ca(OH)2
NaOH(l) + CO2(g) = Na2CO3(aq) + H2O(l) =>
2 NaOH(l) + CO2(g) = Na2CO3(aq) + H2O(l)
CS2 + H2SO4 = CO2 + SO2 + H2O =>
CS2 + 6 H2SO4 = CO2 + 8 SO2 + 6 H2O
C3H7NO2 + O2 = C3H4O3 + NH3 =>
2 C3H7NO2 + O2 = 2 C3H4O3 + 2 NH3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
AI(NO) + (NH)PO = AIPO + NHNO =>
AI(NO) + (NH)PO = AIPO + NHNO
K3(PO4) + Co = Co3(PO4)2 + K =>
2 K3(PO4) + 3 Co = Co3(PO4)2 + 6 K
Ba(NO3)2 + (NH4)2C2O4 = BaC2O4 + (NO3)2(NH4)2 =>
Ba(NO3)2 + (NH4)2C2O4 = BaC2O4 + (NO3)2(NH4)2
Mg2(Co3)2 = Mg + Co3 =>
Mg2(Co3)2 = 2 Mg + 2 Co3
K2[Zn(OH)4] + H2S = ZnS + KHS + H2O =>
K2[Zn(OH)4] + 3 H2S = ZnS + 2 KHS + 4 H2O
CuCI2 + KI = CuI + KCI + I =>
CuCI2 + KI = CuI + KCI + I
NaF + O2 = NaO2 + F =>
NaF + O2 = NaO2 + F
FeH2PO4 + C12H22O11 = C6H12 + H2O + FePO4 =>
12 FeH2PO4 + C12H22O11 = 2 C6H12 + 11 H2O + 12 FePO4
PH3 + AgNO3 + H2O = H3PO3 + Ag + HNO3 =>
PH3 + 6 AgNO3 + 3 H2O = H3PO3 + 6 Ag + 6 HNO3
NaOH + K2O = KOH + Na2O =>
2 NaOH + K2O = 2 KOH + Na2O
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
MnO4{-} + H{+} + e = Mn{2+} + H2O =>
MnO4{-} + 8 H{+} + 5e = Mn{2+} + 4 H2O
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
HNO3 + Hg2Cl2 + NH3 = NH4Cl + Hg2(NO3)2 =>
2 HNO3 + Hg2Cl2 + 2 NH3 = 2 NH4Cl + Hg2(NO3)2
N2O5 + NaOH = Na2(NO3)2 + H2O =>
N2O5 + 2 NaOH = Na2(NO3)2 + H2O
H2S + As2(SO4)3 = H2SO4 + As2S3 =>
3 H2S + As2(SO4)3 = 3 H2SO4 + As2S3
K2S + H2O = K2O + H2S =>
K2S + H2O = K2O + H2S
NO + O3 + H2O = HNO3 =>
2 NO + O3 + H2O = 2 HNO3
K2MnO4 + KBr + H2SO4 = MnSO4 + K2SO4 + Br + H2O =>
K2MnO4 + 4 KBr + 4 H2SO4 = MnSO4 + 3 K2SO4 + 4 Br + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cr2O3 + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
Cr2O3 + 3 Br2 + 10 NaOH = 2 Na2CrO4 + 6 NaBr + 5 H2O
CO(g) + O2(g) = CO203 =>
CO(g) + 101 O2(g) = CO203
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
K3[Fe(CN)6] + FeSO4 = Fe3[Fe(CN)6]3 + K2SO4 + Fe =>
6 K3[Fe(CN)6] + 9 FeSO4 = 2 Fe3[Fe(CN)6]3 + 9 K2SO4 + 3 Fe
HNO3 + Al = Al(NO3)3 + H02 =>
6 HNO3 + 2 Al = 2 Al(NO3)3 + 3 H02
CH3CHCH2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
3 CH3CHCH2 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 CH3CH(OH)CH2(OH) + 2 KOH
FeCl3 + K4[Fe(CN)6] = Fe4(Fe(CN)6)3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4(Fe(CN)6)3 + 12 KCl
Fe(OH)2 + Na2HPO4 = FeHPO4 + NaOH =>
Fe(OH)2 + Na2HPO4 = FeHPO4 + 2 NaOH
MnO4 + MnO2 = Mn2O6 =>
MnO4 + MnO2 = Mn2O6
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CoCl2(s) + NH4Cl(s) + NH3(aq) + H2O2(aq) = [Co(NH3)5(H2O)]Cl3(s) =>
2 CoCl2(s) + 2 NH4Cl(s) + 8 NH3(aq) + H2O2(aq) = 2[Co(NH3)5(H2O)]Cl3(s)
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Ag + HNO3 = AgNO3 + H2O + NO =>
3 Ag + 4 HNO3 = 3 AgNO3 + 2 H2O + NO
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