| Équations équilibrées la veille |
CuSO4(aq) + 2 NaOH = Cu(OH)2(s) + Na2SO4(aq)
Ca + Pb(NO2)2 = Pb + Ca(NO2)2 =>
Ca + Pb(NO2)2 = Pb + Ca(NO2)2
(Pb2O2)5 = PbO =>
(Pb2O2)5 = 10 PbO
CH3(COOH) + NaOH = CH3(COONa) + H2O =>
CH3(COOH) + NaOH = CH3(COONa) + H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
CH3CH2CH2CO2H + CH2CH3OH = CH3CH2CH2CO2CH3 + H2O =>
2 CH3CH2CH2CO2H + CH2CH3OH = 2 CH3CH2CH2CO2CH3 + H2O
Br3 = Br1 =>
Br3 = 3 Br1
C55HO6 + CH3OH = C15H30O2 + C3H8O3 =>
52 C55HO6 + 4211 CH3OH = 196 C15H30O2 + 1377 C3H8O3
KMnO4 + KCl + H2SO4 = MnSO4 + KHSO4 + H2O + Cl2 =>
2 KMnO4 + 10 KCl + 14 H2SO4 = 2 MnSO4 + 12 KHSO4 + 8 H2O + 5 Cl2
CH10O + O2 = CO + H2O =>
2 CH10O + 5 O2 = 2 CO + 10 H2O
Mn2O7 + Na2SO3 + NaOH = Na2MnO4 + Na2SO4 + H2O =>
Mn2O7 + Na2SO3 + 4 NaOH = 2 Na2MnO4 + Na2SO4 + 2 H2O
C57H104O6 + H2O = C3H5(OH)3 + C17H33COOH =>
C57H104O6 + 3 H2O = C3H5(OH)3 + 3 C17H33COOH
K3PO4NaCl = K3ClNaPO4 =>
K3PO4NaCl = K3ClNaPO4
H2O2 + NH3 = H2O + NH4NO3 =>
4 H2O2 + 2 NH3 = 5 H2O + NH4NO3
AgBr = Ag2 + Br2 =>
2 AgBr = Ag2 + Br2
CO2 + C = CO =>
CO2 + C = 2 CO
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
C2H7NO2 + Sr3(PO3)2 = (NH4)3PO3 + Sr(CH3COO)2 =>
6 C2H7NO2 + Sr3(PO3)2 = 2(NH4)3PO3 + 3 Sr(CH3COO)2
Fe + HCe = FeCe + H2 =>
2 Fe + 2 HCe = 2 FeCe + H2
Ca(OH)2 + KNO3 = CaNO3 + K(OH)2 =>
Ca(OH)2 + KNO3 = CaNO3 + K(OH)2
Mn + PbO2 + H{+} = MnO4{-} + Pb{+2} + H2O =>
2 Mn + 7 PbO2 + 12 H{+} = 2 MnO4{-} + 7 Pb{+2} + 6 H2O
C3H8 + H2O = COOH + H =>
C3H8 + 6 H2O = 3 COOH + 17 H
Na2SO4K2Cl = Na2ClK2SO4 =>
Na2SO4K2Cl = Na2ClK2SO4
H2SO4 + PbCl2 = PbSO4 + H2Cl2 =>
H2SO4 + PbCl2 = PbSO4 + H2Cl2
Na2[Be(OH)4] + HNO3 = Be(NO3)2 + H2O + NaNO3 =>
Na2[Be(OH)4] + 4 HNO3 = Be(NO3)2 + 4 H2O + 2 NaNO3
S2O5 + H2O = H2SO3 + H2SO4 =>
S2O5 + 2 H2O = H2SO3 + H2SO4
MnSO4 + H2SO4 + PbO2 = H2O + HMnO4 + PbSO4 =>
2 MnSO4 + 3 H2SO4 + 5 PbO2 = 2 H2O + 2 HMnO4 + 5 PbSO4
Y(NO3)3*6H2O + Ba(NO3)2 + Cu(NO3)2 + C2H5NO2 = YBa2Cu3O7 + N2 + H2O + CO2 =>
18 Y(NO3)3*6H2O + 36 Ba(NO3)2 + 54 Cu(NO3)2 + 128 C2H5NO2 = 18 YBa2Cu3O7 + 181 N2 + 428 H2O + 256 CO2
Mg + H3PO = MgO + PH3 =>
Mg + H3PO = MgO + PH3
HCl(aq) + NaHO(aq) = NaCl(aq) + H2O(l) =>
HCl(aq) + NaHO(aq) = NaCl(aq) + H2O(l)
Na2(Zn(OH)4) + CH3COOH = Zn(CH3COO)2 + NaOH + H2O =>
Na2(Zn(OH)4) + 2 CH3COOH = Zn(CH3COO)2 + 2 NaOH + 2 H2O
NaF*NbF5 = Na[NbF6] =>
NaF*NbF5 = Na[NbF6]
NH4FLiOH = LiFNH3H2O =>
NH4FLiOH = LiFNH3H2O
C8H9NO2(s) + NaHCO3(aq) = NaC8H8NO2 + CO2(g) + H2O(l) =>
C8H9NO2(s) + NaHCO3(aq) = NaC8H8NO2 + CO2(g) + H2O(l)
EuC2 + H2O = Eu(OH)2 + C2H2 =>
EuC2 + 2 H2O = Eu(OH)2 + C2H2
CH4 + SO2 = H2S + CO2 + H2O =>
3 CH4 + 4 SO2 = 4 H2S + 3 CO2 + 2 H2O
H{+} + MnO4{-} + HSO3{-} = MnO2 + HSO4{-} + H2O =>
2 H{+} + 2 MnO4{-} + 3 HSO3{-} = 2 MnO2 + 3 HSO4{-} + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NaH + CuCl = NaCl + CuH =>
NaH + CuCl = NaCl + CuH
FeO + O = Fe2O3 =>
2 FeO + O = Fe2O3
Ba(OH)2 + Cu(CNS) = Ba(CNS)2 + Cu(OH) =>
Ba(OH)2 + 2 Cu(CNS) = Ba(CNS)2 + 2 Cu(OH)
Cl + NiSO4 = NiCl + SO4 =>
Cl + NiSO4 = NiCl + SO4
FeF3 + HNO3 = Fe(NO3)3 + F2 + NO2 + H2O =>
2 FeF3 + 12 HNO3 = 2 Fe(NO3)3 + 3 F2 + 6 NO2 + 6 H2O
Zn + FeBr3 = ZnFe + Br =>
Zn + FeBr3 = ZnFe + 3 Br
Fe2(SO4)3 + SbH3 = Sb + FeSO4 + H2SO4 =>
3 Fe2(SO4)3 + 2 SbH3 = 2 Sb + 6 FeSO4 + 3 H2SO4
Cr(OH)3 + NaClO + NaOH = NaCl + Na2CrO4 + H2O =>
2 Cr(OH)3 + 3 NaClO + 4 NaOH = 3 NaCl + 2 Na2CrO4 + 5 H2O
Na3P + Na2Cr2O7 + HCl = Na3PO4 + CrCl3 + NaCl + H2O =>
3 Na3P + 4 Na2Cr2O7 + 32 HCl = 3 Na3PO4 + 8 CrCl3 + 8 NaCl + 16 H2O
FeCl3 + K2O = KCl + Fe2O3 =>
2 FeCl3 + 3 K2O = 6 KCl + Fe2O3
CH(OH)CH(OH)CH2OH + O2 = CO2 + H2O =>
4 CH(OH)CH(OH)CH2OH + 13 O2 = 12 CO2 + 14 H2O
NaBr(g) + Cl2(g) = NaCl(g) + Br2(g) =>
2 NaBr(g) + Cl2(g) = 2 NaCl(g) + Br2(g)
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