| Équations équilibrées la veille |
KI + AgNO3 = IAg + KNO3
CH3CH2COOH + (CH3)2CHOH = CH3CH2COOCH(CH3)2 + H2O =>
CH3CH2COOH + (CH3)2CHOH = CH3CH2COOCH(CH3)2 + H2O
Li + CuCl2 = Cu + LiCl =>
2 Li + CuCl2 = Cu + 2 LiCl
Pd + Br2 = PdBr =>
2 Pd + Br2 = 2 PdBr
P4O10(g) + H2O(l) = H3PO4(aq) =>
P4O10(g) + 6 H2O(l) = 4 H3PO4(aq)
CH3OH + Cr2O7 + H{+} = CH2O + Cr3{+} + H2O =>
20 CH3OH + 3 Cr2O7 + 2 H{+} = 20 CH2O + 2 Cr3{+} + 21 H2O
FrOH = Fr + OH =>
FrOH = Fr + OH
HNO3 + (NH4)2MoO4 + Na3PO4 = (NH4)3PMo12O40 + NH4NO3 + NaNO3 + H2O =>
24 HNO3 + 12(NH4)2MoO4 + Na3PO4 = (NH4)3PMo12O40 + 21 NH4NO3 + 3 NaNO3 + 12 H2O
NaI + Br2 = I2 + NaBr =>
2 NaI + Br2 = I2 + 2 NaBr
BaS + O2 = BaO + SO2 =>
2 BaS + 3 O2 = 2 BaO + 2 SO2
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
MoN + Mo5As4 + Mo2As3 = Mo2AsN =>
7 MoN + Mo5As4 + Mo2As3 = 7 Mo2AsN
FeCl3 + Cu = CuCl2 + FeCl2 =>
2 FeCl3 + Cu = CuCl2 + 2 FeCl2
Zn + Br2 = Br{-} + Zn{2+} =>
Zn + Br2 = 2 Br{-} + Zn{2+}
Zn{+} + NaCl{-} = Zn(NaCl) =>
Zn{+} + NaCl{-} = Zn(NaCl)
Mg + AlPo3 = MgPo3 + Al =>
Mg + AlPo3 = MgPo3 + Al
HCH3O2 + Mg(OH)2 = Mg(C2H3O2)2 + H2O =>
4 HCH3O2 + Mg(OH)2 = Mg(C2H3O2)2 + 6 H2O
P2O5 + Ca(OH)2 = CaO + P(OH)5 =>
P2O5 + 5 Ca(OH)2 = 5 CaO + 2 P(OH)5
K[PbI3] + NaHCO3 = PbCO3 + KI + NaI + HI =>
K[PbI3] + NaHCO3 = PbCO3 + KI + NaI + HI
N2H4 + N2N2O4 = N + HH2O =>
3 N2H4 + N2N2O4 = 10 N + 4 HH2O
NaHCO3 + HC6H7O7 = Na2C6H7O7 + H2O + CO2 =>
36 NaHCO3 + 19 HC6H7O7 = 18 Na2C6H7O7 + 31 H2O + 42 CO2
Mn + NH3(aq) = Mn(NH3)2(aq) =>
Mn + 2 NH3(aq) = Mn(NH3)2(aq)
CH3CH2OH = CH3CH2CH2CH3 + H2O + O2 =>
4 CH3CH2OH = 2 CH3CH2CH2CH3 + 2 H2O + O2
SrSO4 + HBr = SrBr2 + H2SO4 =>
SrSO4 + 2 HBr = SrBr2 + H2SO4
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
(NH4)2SO4 + NaOH + O2 = NaSO4 + H2O + NH3 =>
4(NH4)2SO4 + 4 NaOH + O2 = 4 NaSO4 + 6 H2O + 8 NH3
NaOH + Na2HPO4 = Na + PO4 + H2O =>
NaOH + Na2HPO4 = 3 Na + PO4 + H2O
Fe + Pb(CO3)2 = Pb + FeCO3 =>
2 Fe + Pb(CO3)2 = Pb + 2 FeCO3
H4SiO4 + Zn(OH)2 = Zn2SiO4 + H2O =>
H4SiO4 + 2 Zn(OH)2 = Zn2SiO4 + 4 H2O
LiOH + KCl2 = LiCl2 + KOH =>
LiOH + KCl2 = LiCl2 + KOH
C1H10 + O = CO2 + H2O =>
C1H10 + 7 O = CO2 + 5 H2O
MgCl2(aq) + AgNO3(aq) = Mg(NO3)2(aq) + AgCl =>
MgCl2(aq) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 AgCl
MnO4 + H2S = S + MnO + H2O =>
MnO4 + 3 H2S = 3 S + MnO + 3 H2O
(NH4)(NO3)(aq) + CsCl(aq) = ClNH4(aq) + CsNO3(aq) =>
(NH4)(NO3)(aq) + CsCl(aq) = ClNH4(aq) + CsNO3(aq)
Na3Sb + K2Cr2O7 + HCl = SbCl3 + CrCl3 + NaCl + KCl + H2O =>
Na3Sb + K2Cr2O7 + 14 HCl = SbCl3 + 2 CrCl3 + 3 NaCl + 2 KCl + 7 H2O
KMnO4 + H2SO4 + PH3 = K2SO4 + MnSO4 + H3PO4 + H2O =>
8 KMnO4 + 12 H2SO4 + 5 PH3 = 4 K2SO4 + 8 MnSO4 + 5 H3PO4 + 12 H2O
NaCN + FeSO4 = Na4(Fe(CN)6) + Na2SO4 =>
6 NaCN + FeSO4 = Na4(Fe(CN)6) + Na2SO4
H3PO2 + AgNO3 + H2O = H3PO3 + HNO3 + Ag =>
H3PO2 + 2 AgNO3 + H2O = H3PO3 + 2 HNO3 + 2 Ag
Rb3PO4 + Fe(NO3)2 = RbNO3 + Fe3(PO4)2 =>
2 Rb3PO4 + 3 Fe(NO3)2 = 6 RbNO3 + Fe3(PO4)2
H3AsO4 + Mg = Mg3(AsO4)2 + H2 =>
2 H3AsO4 + 3 Mg = Mg3(AsO4)2 + 3 H2
H2NO3 + H2O = H3O + HNO3 =>
H2NO3 + H2O = H3O + HNO3
ZnSO4 + Al(OH)3 = Al2(SO4)3 + Zn(OH)2 =>
3 ZnSO4 + 2 Al(OH)3 = Al2(SO4)3 + 3 Zn(OH)2
(d)V() + O2() = V2O5() =>
4(d)V() + 5 O2() = 2 V2O5()
PH3 + LiOH = Li3P + H2O =>
PH3 + 3 LiOH = Li3P + 3 H2O
Cr(OH)3 + KMnO4 + KOH = K2CrO4 + MnO2 + H2O =>
Cr(OH)3 + KMnO4 + KOH = K2CrO4 + MnO2 + 2 H2O
As2S3 + HNO3 = H2AsO4 + H2SO4 + NO2 + H2O =>
As2S3 + 30 HNO3 = 2 H2AsO4 + 3 H2SO4 + 30 NO2 + 10 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HgO(s) = Hg(l) + O2(g) =>
2 HgO(s) = 2 Hg(l) + O2(g)
CHCl3 + I2 = CHI3 + Cl =>
2 CHCl3 + 3 I2 = 2 CHI3 + 6 Cl
CH2O + HMnO4 = CO2 + H2O + MnO2 =>
3 CH2O + 4 HMnO4 = 3 CO2 + 5 H2O + 4 MnO2
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