| Équations équilibrées la veille |
PbNO3{2+} + NaI = PbI{2+} + NaNO3
C7H8 + NO2 + O2 = C7H5N3O6 + H2O =>
4 C7H8 + 12 NO2 + 3 O2 = 4 C7H5N3O6 + 6 H2O
Hydrogen + nitrogenmonoxide = water + nitrogen =>
2 H2 + 2 NO = 2 H2O + N2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
KMnO4 + P + H2SO4 = H3PO4 + K2SO4 + MnSO4 =>
2 KMnO4 + 2 P + 3 H2SO4 = 2 H3PO4 + K2SO4 + 2 MnSO4
Ca*CuCl2 = Cu + CaCl2 =>
Ca*CuCl2 = Cu + CaCl2
C6H14 + O2 = CO2 + H2 =>
C6H14 + 6 O2 = 6 CO2 + 7 H2
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
Mg + NH4Cl = MgCl2 + NH4 =>
Mg + 2 NH4Cl = MgCl2 + 2 NH4
Cr2S3 + KNO3 + Na2CO3 = K2CrO4 + NO + CO2 + Na2SO4 + K2O =>
Cr2S3 + 10 KNO3 + 3 Na2CO3 = 2 K2CrO4 + 10 NO + 3 CO2 + 3 Na2SO4 + 3 K2O
PP + Cl2 = PCl3 =>
PP + 3 Cl2 = 2 PCl3
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
PtCl2 + Hg2(CN)2 = Pt(CN)2 + Hg2Cl2 =>
PtCl2 + Hg2(CN)2 = Pt(CN)2 + Hg2Cl2
H2S + Mg = H2 + MgS =>
H2S + Mg = H2 + MgS
NaHCO3 + CH3OOH = H2O + CO2 + NaCH3COO =>
NaHCO3 + 2 CH3OOH = 3 H2O + CO2 + NaCH3COO
H2O + OCl{-} + I2 = IO3{-} + Cl{-} + H{+} =>
H2O + 5 OCl{-} + I2 = 2 IO3{-} + 5 Cl{-} + 2 H{+}
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
AlCl3 + Mg = MgCl2 + AlCl =>
AlCl3 + Mg = MgCl2 + AlCl
Na2CO3(aw) + HCl(aw) = NaCl(aw) + H2O + CO2(g) =>
Na2CO3(aw) + 2 HCl(aw) = 2 NaCl(aw) + H2O + CO2(g)
H2SO2 + KOH = H2O + K2SO2 =>
H2SO2 + 2 KOH = 2 H2O + K2SO2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Na[BH4] + IO3 = H3BO3 + I + H2O + Na =>
6 Na[BH4] + 7 IO3 = 6 H3BO3 + 7 I + 3 H2O + 6 Na
H2 + Cu2SO4 = Cu2SO3 + H2O =>
H2 + Cu2SO4 = Cu2SO3 + H2O
NaCl + CaCo3 = NaCo3 + CaCl =>
NaCl + CaCo3 = NaCo3 + CaCl
Na2HPO4 + AgNO3 = Na2(NO3) + Ag(HPO4) =>
Na2HPO4 + AgNO3 = Na2(NO3) + Ag(HPO4)
Na2B4O7 + H2O = HB4O7Na + NaOH =>
Na2B4O7 + H2O = HB4O7Na + NaOH
NaNO2 + KI + HCl = KCl + I2 + N2 + H2O + NaCl =>
2 NaNO2 + 6 KI + 8 HCl = 6 KCl + 3 I2 + N2 + 4 H2O + 2 NaCl
FeS2() + O2() = Fe2O3() + SO2() =>
4 FeS2() + 11 O2() = 2 Fe2O3() + 8 SO2()
Pb(NO3)2 + NiI2 = PbI2 + Ni(NO3)2 =>
Pb(NO3)2 + NiI2 = PbI2 + Ni(NO3)2
CH2CHCH3 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH2CHCH3 + 18 KMnO4 + 27 H2SO4 = 15 CO2 + 18 MnSO4 + 9 K2SO4 + 42 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
H2O2 + MnO2 = H2O + Mn2O7 =>
3 H2O2 + 2 MnO2 = 3 H2O + Mn2O7
CuNO32 = CuO + NO2 + O2 =>
2 CuNO32 = 2 CuO + 2 NO2 + 29 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C2Cl2 = C + Cl2 =>
C2Cl2 = 2 C + Cl2
Na[Al(OH)4] + H2SO4 = Al2(SO4)3 + Na2SO4 + H2O =>
2 Na[Al(OH)4] + 4 H2SO4 = Al2(SO4)3 + Na2SO4 + 8 H2O
MgCO3 + HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g) =>
MgCO3 + 2 HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g)
CO2(g) + H2O(l) = C6H12O6(s) + O2(g) =>
6 CO2(g) + 6 H2O(l) = C6H12O6(s) + 6 O2(g)
CuSO4(aq) + Fe(s) = Fe((SO4))(aq) + Cu(s) =>
CuSO4(aq) + Fe(s) = Fe((SO4))(aq) + Cu(s)
Ba(OH)2(aq) + H3PO4(aq) = Ba3(PO4)2(aq) + H2O(l) =>
3 Ba(OH)2(aq) + 2 H3PO4(aq) = Ba3(PO4)2(aq) + 6 H2O(l)
CH4 + O2 = CO2 + H2O(g) =>
CH4 + 2 O2 = CO2 + 2 H2O(g)
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
Fe + NH3 = Fe3N2 + H2 =>
3 Fe + 2 NH3 = Fe3N2 + 3 H2
CH3Cl = CH3 + Cl2 =>
2 CH3Cl = 2 CH3 + Cl2
Na2O + HIO3 = NaIO3 + H2O =>
Na2O + 2 HIO3 = 2 NaIO3 + H2O
Cr2O7{2-} + I{-} + H{+} = Cr3{+} + I2 + H2O =>
3 Cr2O7{2-} + 34 I{-} + 42 H{+} = 2 Cr3{+} + 17 I2 + 21 H2O
K2SiO3 + (NH4)2SO4 + H2O = KHSiO3 + NH4OH + K2SO4 =>
2 K2SiO3 + (NH4)2SO4 + 2 H2O = 2 KHSiO3 + 2 NH4OH + K2SO4
Cl2 + PbN4 = ClN + Pb =>
2 Cl2 + PbN4 = 4 ClN + Pb
Ag2(CO3)3 = Ag + O2 + CO2 =>
2 Ag2(CO3)3 = 4 Ag + 3 O2 + 6 CO2
Ca(OH)2(s) + H2SO4(aq) + HNO3(aq) = CaNO3 + H2O + SO4 =>
2 Ca(OH)2(s) + H2SO4(aq) + 2 HNO3(aq) = 2 CaNO3 + 4 H2O + SO4
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