| Équations équilibrées la veille |
C3H8O3 = C3H4O + 2 H2O
NaI + Al(NO3)3 = AlI + Na(NO3)3 =>
NaI + Al(NO3)3 = AlI + Na(NO3)3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaOH(aq) + Al(NO3)3(aq) = NaNO3(aq) + Al(OH)3(aq) =>
3 NaOH(aq) + Al(NO3)3(aq) = 3 NaNO3(aq) + Al(OH)3(aq)
H2O(g) + O2(g) = H2O2(g) =>
2 H2O(g) + O2(g) = 2 H2O2(g)
C2H6O(l) + O2 = CO2(g) + H2O =>
C2H6O(l) + 3 O2 = 2 CO2(g) + 3 H2O
GeO + O2 = GeO2 =>
2 GeO + O2 = 2 GeO2
Na2Cr2O7() + HI(aq) = CrI3(aq) + NaI(aq) + I2 + H2O =>
Na2Cr2O7() + 14 HI(aq) = 2 CrI3(aq) + 2 NaI(aq) + 3 I2 + 7 H2O
Fe2(SO4)3 + H2S = Fe2S3 + H2SO4 =>
Fe2(SO4)3 + 3 H2S = Fe2S3 + 3 H2SO4
Cs3PO4 + Ni(NO3)2 = CsNO3 + Ni3(PO4)2 =>
2 Cs3PO4 + 3 Ni(NO3)2 = 6 CsNO3 + Ni3(PO4)2
P4O6 = P4 + P2O4 =>
4 P4O6 = P4 + 6 P2O4
BeCl2 + K2CO3 + H2O = (BeOH)2CO3 + KCl + CO2 =>
2 BeCl2 + 2 K2CO3 + H2O = (BeOH)2CO3 + 4 KCl + CO2
CdI2 + Br2 = CdBr + I =>
2 CdI2 + Br2 = 2 CdBr + 4 I
MgCl2 + Na3P = Mg3P2 + NaCl =>
3 MgCl2 + 2 Na3P = Mg3P2 + 6 NaCl
C2H4 + HCI = C2H5CI =>
C2H4 + HCI = C2H5CI
CH3C(CH3)CHCH3 + KMnO4 + H2O = (CH3)2C(OH)C(OH)(CH3)2 + MnO2 + KOH =>
18 CH3C(CH3)CHCH3 + 10 KMnO4 + 20 H2O = 15(CH3)2C(OH)C(OH)(CH3)2 + 10 MnO2 + 10 KOH
Pb + KClO3 = Pb(ClO3)2 + K =>
Pb + 2 KClO3 = Pb(ClO3)2 + 2 K
Ca + Mn2O3 = CaO2 + Mn =>
3 Ca + 2 Mn2O3 = 3 CaO2 + 4 Mn
C6H12O6 + H3BO3 + CaCO3 = C12H24B2CaO16 + CO2 + H2O =>
2 C6H12O6 + 2 H3BO3 + CaCO3 = C12H24B2CaO16 + CO2 + 3 H2O
MnSO4 + Na2S2O8 + H2O = HMnO4 + Na2SO4 + H2SO4 =>
2 MnSO4 + 5 Na2S2O8 + 8 H2O = 2 HMnO4 + 5 Na2SO4 + 7 H2SO4
Mg + H = MgH2 =>
Mg + 2 H = MgH2
C2H5OH(l) + O2 = CO2 + H2O(l) =>
C2H5OH(l) + 3 O2 = 2 CO2 + 3 H2O(l)
KCrO2 + HCl = KCl + CrCl3 + H2O =>
KCrO2 + 4 HCl = KCl + CrCl3 + 2 H2O
C2H3Cl + O2 = CO2 + H2O + ClO2 =>
4 C2H3Cl + 15 O2 = 8 CO2 + 6 H2O + 4 ClO2
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Na(OH) = Na2O + H2O =>
2 Na(OH) = Na2O + H2O
NiCO3(s) = NiO(s) + CO2(g) =>
NiCO3(s) = NiO(s) + CO2(g)
C3H6(g) + NO(g) = C3H3N(g) + H2O(g) + N2(g) =>
4 C3H6(g) + 6 NO(g) = 4 C3H3N(g) + 6 H2O(g) + N2(g)
MnO2 + HCl = MnCl2 + ClH2O =>
MnO2 + 4 HCl = MnCl2 + 2 ClH2O
K2S2O8 = K2S2O7 + O2 =>
2 K2S2O8 = 2 K2S2O7 + O2
Mg(ClO3)2 = MgCl2 + O2 =>
Mg(ClO3)2 = MgCl2 + 3 O2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Mg3B2 + H2O = Mg(OH)2 + B2H6 =>
Mg3B2 + 6 H2O = 3 Mg(OH)2 + B2H6
C3H9Al + O2 = CO2 + H2O + Al2O3 =>
2 C3H9Al + 12 O2 = 6 CO2 + 9 H2O + Al2O3
N2(g) + Cl2(g) = NCl =>
N2(g) + Cl2(g) = 2 NCl
Ag2CrO4 + H{+} = Ag{+} + Cr2O7{2-} + H2O =>
2 Ag2CrO4 + 2 H{+} = 4 Ag{+} + Cr2O7{2-} + H2O
Ni2S3 = Ni + S2 =>
2 Ni2S3 = 4 Ni + 3 S2
As2O3 + H2 = AsH3 + H2O =>
As2O3 + 6 H2 = 2 AsH3 + 3 H2O
Cr2O7{2-} + H2SO3 + H{+} = Cr{3+} + H2SO4{-} + H2O =>
Cr2O7{2-} + 6 H2SO3 + 2 H{+} = 2 Cr{3+} + 6 H2SO4{-} + H2O
KCI + H2O = HCI + KOH =>
KCI + H2O = HCI + KOH
HCN + Al = AlCN + H2 =>
2 HCN + 2 Al = 2 AlCN + H2
NaI + CaSO4 = CaI + Na(SO4) =>
NaI + CaSO4 = CaI + Na(SO4)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na2SO4 = Na + SO4 =>
Na2SO4 = 2 Na + SO4
PbCrO4 + HCl + FeSO4 = PbCl2 + Cr2(SO4)3 + FeCl3 + H2O + Fe2(SO4)3 =>
2 PbCrO4 + 16 HCl + 6 FeSO4 = 2 PbCl2 + Cr2(SO4)3 + 4 FeCl3 + 8 H2O + Fe2(SO4)3
Pb(CH3CO2)2 + K2CrO4 = PbCrO4 + KCH3CO2 =>
Pb(CH3CO2)2 + K2CrO4 = PbCrO4 + 2 KCH3CO2
B2S3(s) + H2O(l) = H3BO3(aq) + H2S(g) =>
B2S3(s) + 6 H2O(l) = 2 H3BO3(aq) + 3 H2S(g)
C8H118 + O2 = CO + H2O =>
2 C8H118 + 67 O2 = 16 CO + 118 H2O
Na2S2O5 + HAuCl4 + H2O = NaHSO4 + HCl + Au =>
3 Na2S2O5 + 4 HAuCl4 + 9 H2O = 6 NaHSO4 + 16 HCl + 4 Au
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