| Équations équilibrées la veille |
Cr2S3 + 10 KNO3 + 3 Na2CO3 = 2 K2CrO4 + 10 NO + 3 K2CO3 + 3 Na2SO4
Cr2S3 + KNO3 + Na2CO3 = K2CrO4 + NO + CO2 + Na2SO4 + K2O =>
Cr2S3 + 10 KNO3 + 3 Na2CO3 = 2 K2CrO4 + 10 NO + 3 CO2 + 3 Na2SO4 + 3 K2O
Al(NO3)3 + KOH = Al(OH)3 + KNO3 =>
Al(NO3)3 + 3 KOH = Al(OH)3 + 3 KNO3
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
NH3 + H2O + Cr2O3 + O2 = (NH4)2CrO4 =>
8 NH3 + 4 H2O + 2 Cr2O3 + 3 O2 = 4(NH4)2CrO4
Cr2S3 + KNO3 + Na2CO3 = K2CrO4 + NO + K2CO3 + Na2SO4 =>
Cr2S3 + 10 KNO3 + 3 Na2CO3 = 2 K2CrO4 + 10 NO + 3 K2CO3 + 3 Na2SO4
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
HCl + Pb(NO3)2 = Cl2Pb + H(NO3) =>
2 HCl + Pb(NO3)2 = Cl2Pb + 2 H(NO3)
C19H40(s) + O2(g) = CO2(g) + H2O(g) =>
C19H40(s) + 29 O2(g) = 19 CO2(g) + 20 H2O(g)
H3BO3 + Cr(OH)2 = Cr3(BO3)2 + H2O =>
2 H3BO3 + 3 Cr(OH)2 = Cr3(BO3)2 + 6 H2O
NaCI = Na + CI =>
NaCI = Na + CI
C6H14 + NO2 = CO2 + H2O + N2 =>
4 C6H14 + 38 NO2 = 24 CO2 + 28 H2O + 19 N2
Cr2S3 + KNO3 + Na2CO3 = K2CrO4 + NO + K2CO3 + Na2SO4 =>
Cr2S3 + 10 KNO3 + 3 Na2CO3 = 2 K2CrO4 + 10 NO + 3 K2CO3 + 3 Na2SO4
Co(NO3)2NaOH = CoOHNa(NO3)2 =>
Co(NO3)2NaOH = CoOHNa(NO3)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
BeOKOH = BeOHKO =>
BeOKOH = BeOHKO
Zn + AgNO3(aq) = Zn(NO3)2(aq) + Ag =>
Zn + 2 AgNO3(aq) = Zn(NO3)2(aq) + 2 Ag
NO2{-} + Al + H2O = NH4{+} + AlO2{-} =>
NO2{-} + 2 Al + 2 H2O = NH4{+} + 2 AlO2{-}
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
Mg + SnCl2 = MgCl2 + Sn =>
Mg + SnCl2 = MgCl2 + Sn
SOF2 + H2O = H2SO3 + HF =>
SOF2 + 2 H2O = H2SO3 + 2 HF
Cd + HCl = CdCl2 + H2 =>
Cd + 2 HCl = CdCl2 + H2
Cl + CaCO3 + CO2 = CaC2 + Cl2O =>
10 Cl + CaCO3 + CO2 = CaC2 + 5 Cl2O
Pb + H2S = H2 + Pb2S2 =>
2 Pb + 2 H2S = 2 H2 + Pb2S2
Sn(OH)4 + Na2O = SnO2 + NaOH =>
Sn(OH)4 + 2 Na2O = SnO2 + 4 NaOH
CO(g) + H2O = CO2(g) + H2(g) =>
CO(g) + H2O = CO2(g) + H2(g)
C10 = C9 =>
9 C10 = 10 C9
Cr2S3 + KNO3 + Na2CO3 = K2CrO4 + NO + K2CO3 + Na2SO4 =>
Cr2S3 + 10 KNO3 + 3 Na2CO3 = 2 K2CrO4 + 10 NO + 3 K2CO3 + 3 Na2SO4
ZnCl2 + H2O = Zn(H2O)6 + Cl =>
ZnCl2 + 6 H2O = Zn(H2O)6 + 2 Cl
CH(OH)CH3 + KMnO4 + H2SO4 = K2SO4 + MnOH2 + C3H6O + H2O =>
42 CH(OH)CH3 + 2 KMnO4 + H2SO4 = K2SO4 + 2 MnOH2 + 28 C3H6O + 20 H2O
Na2[Pb(OH)6] + H2SO4 = Na2SO4 + PbO2 + H2O =>
Na2[Pb(OH)6] + H2SO4 = Na2SO4 + PbO2 + 4 H2O
CuSO4(aq) + KOH(aq) = Cu(OH)2(s) + K2SO4(aq) =>
CuSO4(aq) + 2 KOH(aq) = Cu(OH)2(s) + K2SO4(aq)
HCl + Cn(OH)2 = CnCl2 + H2O =>
2 HCl + Cn(OH)2 = CnCl2 + 2 H2O
H3C6H5O7 + NaCO3 = Na3C6H5O7 + H2O + CO2 =>
7 H3C6H5O7 + 18 NaCO3 = 6 Na3C6H5O7 + 13 H2O + 24 CO2
BaCO3 + HNO3 = Ba(NO3)2 + H2O + CO2 =>
BaCO3 + 2 HNO3 = Ba(NO3)2 + H2O + CO2
SrCO3 + NaOH = Na2CO3 + Sr(OH)2 =>
SrCO3 + 2 NaOH = Na2CO3 + Sr(OH)2
Zn(s) + HCl(aq) = H2(g) + ZnCl2(ag) =>
Zn(s) + 2 HCl(aq) = H2(g) + ZnCl2(ag)
SrSO4 + H2 = SrS + H2O =>
SrSO4 + 4 H2 = SrS + 4 H2O
AgNO3 + K = KNO3 + Ag =>
AgNO3 + K = KNO3 + Ag
HNO3BaCl2 = HCl2BaNO3 =>
HNO3BaCl2 = HCl2BaNO3
H2 + Cu(NO3)2 = H2(NO3)2 + Cu =>
H2 + Cu(NO3)2 = H2(NO3)2 + Cu
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
B + HCl = BCl3 + H2 =>
2 B + 6 HCl = 2 BCl3 + 3 H2
NaNO2 + NaI + H2SO4 = I2 + NaHSO4 + H2O + NO =>
2 NaNO2 + 2 NaI + 4 H2SO4 = I2 + 4 NaHSO4 + 2 H2O + 2 NO
Fe2O3 + N2O5 = Fe(NO3)3 =>
Fe2O3 + 3 N2O5 = 2 Fe(NO3)3
Mn{2+} + IO4{-} + H2O = MnO4{-} + I{-} + H{+} =>
8 Mn{2+} + 5 IO4{-} + 12 H2O = 8 MnO4{-} + 5 I{-} + 24 H{+}
Ba3P2 = Ba + P =>
Ba3P2 = 3 Ba + 2 P
AgH2S = H2AgS =>
AgH2S = H2AgS
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