| Équations équilibrées la veille |
3 H2CO2 + O3 = 3 CO2 + 3 H2O
HgO + NaOH + H2O = Na2[Hg(OH)4] =>
HgO + 2 NaOH + H2O = Na2[Hg(OH)4]
HCOOCH3 + Cu(OH)2 = Cu2O + CO2 + H2O =>
HCOOCH3 + 8 Cu(OH)2 = 4 Cu2O + 2 CO2 + 10 H2O
Zn + HBrO4 = Zn(BrO4)2 + H2 =>
Zn + 2 HBrO4 = Zn(BrO4)2 + H2
OF2 = O2 + F2 =>
2 OF2 = O2 + 2 F2
K[Al(OH)4] + CO2 = K2CO3 + Al(OH)3 + H2O =>
2 K[Al(OH)4] + CO2 = K2CO3 + 2 Al(OH)3 + H2O
H2O + SO2 + S = H2S2O3 =>
H2O + SO2 + S = H2S2O3
MgCO3 = Mg + CO2 + O =>
MgCO3 = Mg + CO2 + O
KNH2 + H2O = NH3 + OH + K =>
KNH2 + H2O = NH3 + OH + K
Li2CO3 + ZnO = Li2O + ZnCO3 =>
Li2CO3 + ZnO = Li2O + ZnCO3
CH3COOH + C3H7OH = CH3COOC3H7 + H2O =>
CH3COOH + C3H7OH = CH3COOC3H7 + H2O
C6H4CH3NH2 + CH3COCl + C5H5N = C6H4CH3NHCOCH3 + C5H6NCl =>
C6H4CH3NH2 + CH3COCl + C5H5N = C6H4CH3NHCOCH3 + C5H6NCl
H2SO4 + KI = K2(SO4) + I2 + H2S + H2O =>
5 H2SO4 + 8 KI = 4 K2(SO4) + 4 I2 + H2S + 4 H2O
C5H6O3 + O2 = CO2 + H2O =>
C5H6O3 + 5 O2 = 5 CO2 + 3 H2O
CH3CHCHCH2CH3 + KMnO4 + H2SO4 = CH3COOH + H2O + MnSO4 + K2SO4 =>
2 CH3CHCHCH2CH3 + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 6 H2O + 4 MnSO4 + 2 K2SO4
PbCl2 + KI = PbI2 + KCl =>
PbCl2 + 2 KI = PbI2 + 2 KCl
CH3COOH + Na2CO3 = C2H3NaO2 + CO2 + H2O =>
2 CH3COOH + Na2CO3 = 2 C2H3NaO2 + CO2 + H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
NH4OH + HI = NH4I + HOH =>
NH4OH + HI = NH4I + HOH
OH{-} + MnO4{-} + NO2{-} = MnO4{2-} + NO3{-} + H2O =>
2 OH{-} + 2 MnO4{-} + NO2{-} = 2 MnO4{2-} + NO3{-} + H2O
CrO2{-} + H2O2{+} + OH{-} = CrO4 + H2O =>
3 CrO2{-} + 5 H2O2{+} + 2 OH{-} = 3 CrO4 + 6 H2O
RCH3 + H{+} + Cr2O7 = Cr{3+} + RCOOH + H2O =>
4 RCH3 + 18 H{+} + 3 Cr2O7 = 6 Cr{3+} + 4 RCOOH + 13 H2O
NH4(ClO4)(aq) + Na(NO3) = NH4(NO3) + Na(ClO4) =>
NH4(ClO4)(aq) + Na(NO3) = NH4(NO3) + Na(ClO4)
Fe(SO4)2 + NaNO3 = Fe(NO3)2 + Na(SO4) =>
Fe(SO4)2 + 2 NaNO3 = Fe(NO3)2 + 2 Na(SO4)
CH4(CC14) + F = CF4(CF4) + H1 =>
CH4(CC14) + 64 F = 8 CF4(CF4) + 4 H1
(NH4)2(SO4) + Ca(OH)2 = (SO4) + Ca + NH3 + H2O =>
(NH4)2(SO4) + Ca(OH)2 = (SO4) + Ca + 2 NH3 + 2 H2O
BaS + Pb(NO3)2 = PbS + Ba(NO3)2 =>
BaS + Pb(NO3)2 = PbS + Ba(NO3)2
H3BO3 + NH4F = NH4BF4 + H2O + H3N =>
H3BO3 + 4 NH4F = NH4BF4 + 3 H2O + 3 H3N
FeCl2 + Ca = Fe(oh)3 + CaCl2 =>
3 FeCl2 + 3 Ca = Fe(oh)3 + 3 CaCl2
FeO + K2Cr2O7 = K2O + Cr2O3 + Fe2O3 =>
6 FeO + K2Cr2O7 = K2O + Cr2O3 + 3 Fe2O3
H2PO3 + Sn(OH)2 = Sn(PO3) + H2O =>
H2PO3 + Sn(OH)2 = Sn(PO3) + 2 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
MnCl2(aq) + (NH4)3PO4(aq) = Mn3(PO4)2 + NH4Cl =>
3 MnCl2(aq) + 2(NH4)3PO4(aq) = Mn3(PO4)2 + 6 NH4Cl
Cu(NO3)2(s) + NaOH(aq) = Cu(OH)2(s) + NaNO3(aq) =>
Cu(NO3)2(s) + 2 NaOH(aq) = Cu(OH)2(s) + 2 NaNO3(aq)
FeCl3 + Na2HPO4 = Fe2(HPO4)3 + NaCl =>
2 FeCl3 + 3 Na2HPO4 = Fe2(HPO4)3 + 6 NaCl
Ag + I = AgI =>
Ag + I = AgI
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
FeCl3 + Zn(C2H3O2)2 = Fe(C2H3O2)3 + ZnCl2 =>
2 FeCl3 + 3 Zn(C2H3O2)2 = 2 Fe(C2H3O2)3 + 3 ZnCl2
HClO4 + Li2SO3 = LiClO4 + H2O + SO2 =>
2 HClO4 + Li2SO3 = 2 LiClO4 + H2O + SO2
KNO3 + SrSO4 = KSO4 + NO3Sr =>
KNO3 + SrSO4 = KSO4 + NO3Sr
CaCr2O7 + HCl = CaCl2 + CrCl3 + H2O + Cl2 =>
CaCr2O7 + 14 HCl = CaCl2 + 2 CrCl3 + 7 H2O + 3 Cl2
C(s) + S(s) = CS2(s) =>
C(s) + 2 S(s) = CS2(s)
K2S + H2SO4 = K2SO4 + SO2 + H2O =>
K2S + 4 H2SO4 = K2SO4 + 4 SO2 + 4 H2O
N2CrO4 + Pb(ClO4)2 = N(ClO4) + PbCrO4 =>
N2CrO4 + Pb(ClO4)2 = 2 N(ClO4) + PbCrO4
Zn{2+} + C2O4{2-} = ZnC2O4 =>
Zn{2+} + C2O4{2-} = ZnC2O4
NO2 + Ca = CaO + Ca3N2 =>
2 NO2 + 7 Ca = 4 CaO + Ca3N2
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
(NH4)2SO4 + LiNO3 = Li2SO4 + NH4NO3 =>
(NH4)2SO4 + 2 LiNO3 = Li2SO4 + 2 NH4NO3
LiOH + Br2O7 = LiBrO4 + H2O =>
2 LiOH + Br2O7 = 2 LiBrO4 + H2O
Zr + Cs2Cr2O7 = ZrO2 + Cs + Cr2O3 =>
2 Zr + Cs2Cr2O7 = 2 ZrO2 + 2 Cs + Cr2O3
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Équations équilibrées sur12/13/24
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