| Équations équilibrées la veille |
2 Tb4O7 = 8 Tb + 7 O2
Ca3P2 + KMnO4 + H2SO4 = H3PO4 + K2SO4 + MnSO4 + CaSO4 + H2O =>
5 Ca3P2 + 16 KMnO4 + 39 H2SO4 = 10 H3PO4 + 8 K2SO4 + 16 MnSO4 + 15 CaSO4 + 24 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
HgCl + KI = HgI + KCl =>
HgCl + KI = HgI + KCl
NaC6H5CO2 + HCl = C6H6 + NaCl + CO2 =>
NaC6H5CO2 + HCl = C6H6 + NaCl + CO2
LiI + Pb(NO3)2 = LiNO3 + PbI2 =>
2 LiI + Pb(NO3)2 = 2 LiNO3 + PbI2
Fe(OH)3 + K + H2O = H2 + K[Fe(OH)4] =>
2 Fe(OH)3 + 2 K + 2 H2O = H2 + 2 K[Fe(OH)4]
CsOH + HBr = CsBr + HOH =>
CsOH + HBr = CsBr + HOH
Br2 + NaClO = NaBr + ClO =>
Br2 + 2 NaClO = 2 NaBr + 2 ClO
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
AgNO3 + NH3 + HCl = AgCl + NH4 + NO3 =>
AgNO3 + NH3 + HCl = AgCl + NH4 + NO3
[Co(NH3)6]Cl3 + KCN = [Co(CN)6] + K + Cl + NH3 =>
[Co(NH3)6]Cl3 + 6 KCN = [Co(CN)6] + 6 K + 3 Cl + 6 NH3
NaHCO3 + CuNO3 = NaNO3 + CuHCO3 =>
NaHCO3 + CuNO3 = NaNO3 + CuHCO3
AgNo2 + BaSO4 = BaNo2 + AgSO4 =>
AgNo2 + BaSO4 = BaNo2 + AgSO4
NaNO3 + H2SO4 = Na2SO4 + HNO3 =>
2 NaNO3 + H2SO4 = Na2SO4 + 2 HNO3
Pb(NO3)2 + KI = PbI2 + K(NO3) =>
Pb(NO3)2 + 2 KI = PbI2 + 2 K(NO3)
NH4Cl + NH3 = NH4{+} + NH3Cl{-} =>
NH4Cl + NH3 = NH4{+} + NH3Cl{-}
Cr2(SO4)3 + NaBiO3 + H2SO4 = H2Cr2O7 + Na2SO4 + Bi2(SO4)3 + H2O =>
2 Cr2(SO4)3 + 6 NaBiO3 + 6 H2SO4 = 2 H2Cr2O7 + 3 Na2SO4 + 3 Bi2(SO4)3 + 4 H2O
Sr(NO3)2 + Na2CO3 = SrCO3 + NaNO3 =>
Sr(NO3)2 + Na2CO3 = SrCO3 + 2 NaNO3
MgCO3 + C3H6O3 = Mg(C3H5O3)2 + H2O + CO2 =>
MgCO3 + 2 C3H6O3 = Mg(C3H5O3)2 + H2O + CO2
CH2O2 + NaHCO3 = NaCHO2 + H2O + CO2 =>
CH2O2 + NaHCO3 = NaCHO2 + H2O + CO2
C2H6 + NO2 = CO2 + N2 + H2O =>
4 C2H6 + 14 NO2 = 8 CO2 + 7 N2 + 12 H2O
Mg(NO3)2 + NaCl = MgCl2 + NO3Na =>
Mg(NO3)2 + 2 NaCl = MgCl2 + 2 NO3Na
C18H32O2 + O2 = CO2 + H2O =>
C18H32O2 + 25 O2 = 18 CO2 + 16 H2O
C3H6O2NaOH = CH3COONaCH3OH =>
C3H6O2NaOH = CH3COONaCH3OH
K + HNO3 = KNO3 + H2(g) =>
2 K + 2 HNO3 = 2 KNO3 + H2(g)
Na2SO4 + Sr(NO3)2 = NaNO3 + SrSO4 =>
Na2SO4 + Sr(NO3)2 = 2 NaNO3 + SrSO4
Ag(NH3)2 + Cl + H2O = AgCl + NH4 + O =>
Ag(NH3)2 + Cl + H2O = AgCl + 2 NH4 + O
K2CrO4 + Ba(NO3)2 = KNO3 + BaCrO4 =>
K2CrO4 + Ba(NO3)2 = 2 KNO3 + BaCrO4
(NH4)2SO4 + BaCl2 = NH4Cl + BaSO4 =>
(NH4)2SO4 + BaCl2 = 2 NH4Cl + BaSO4
MnO4{-} + ClO2{-2} + H2O = MnO2 + ClO4{-} + OH{-} =>
5 MnO4{-} + 3 ClO2{-2} + 4 H2O = 5 MnO2 + 3 ClO4{-} + 8 OH{-}
H3N + Ba(OH)2 = H2O + N2Ba3 =>
2 H3N + 3 Ba(OH)2 = 6 H2O + N2Ba3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na2SO4 + Mg = MgSO4 + Na =>
Na2SO4 + Mg = MgSO4 + 2 Na
ClO3{-} + S2O3{2-} + OH{-} = SO3{2-} + Cl{-} + H2O =>
2 ClO3{-} + 3 S2O3{2-} + 6 OH{-} = 6 SO3{2-} + 2 Cl{-} + 3 H2O
N2Cl4 + CH3 = CCl4 + N2 + H2 =>
2 N2Cl4 + 2 CH3 = 2 CCl4 + 2 N2 + 3 H2
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
KBr + O3 = KBrO3 =>
KBr + O3 = KBrO3
I2 + Cl2 + H2O = HIO3 + HCl =>
I2 + 5 Cl2 + 6 H2O = 2 HIO3 + 10 HCl
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
PbO2 = Pb + O =>
PbO2 = Pb + 2 O
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
CH3Cl + Cl2 = CCl4 + HCl =>
CH3Cl + 3 Cl2 = CCl4 + 3 HCl
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
C + P + S = CPS =>
C + P + S = CPS
NH1 + NO = N2 + H2O =>
4 NH1 + 2 NO = 3 N2 + 2 H2O
H3PO4 + Sn(OH)4 = Sn(OH)PO4 + H2O =>
H3PO4 + Sn(OH)4 = Sn(OH)PO4 + 3 H2O
SeH2O3 + HNO3 = Se(NO3)4 + H2O =>
SeH2O3 + 4 HNO3 = Se(NO3)4 + 3 H2O
C10H10Fe + O2 = Fe2 + CO2 + H2O =>
2 C10H10Fe + 25 O2 = Fe2 + 20 CO2 + 10 H2O
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