| Équations équilibrées la veille |
2 C28H30O10 + 61 O2 = 56 CO2 + 30 H2O
Cr2O72{-} + H3AsO3 + H{+} = Cr3{+} + H3AsO4 + H2O =>
6 Cr2O72{-} + 427 H3AsO3 + 10 H{+} = 4 Cr3{+} + 427 H3AsO4 + 5 H2O
NH3 + CS2 = NH4SCN + H2S =>
2 NH3 + CS2 = NH4SCN + H2S
P + Br2 = PBr5 =>
2 P + 5 Br2 = 2 PBr5
NH4NO3 + C17H36 = N2 + CO2 + H2O =>
52 NH4NO3 + C17H36 = 52 N2 + 17 CO2 + 122 H2O
Pb(SO4)2 + Ba = Ba(SO4)2Pb =>
Pb(SO4)2 + Ba = Ba(SO4)2Pb
KBr + Ba = K + BaBr =>
KBr + Ba = K + BaBr
C + H2 + O = C8H18O =>
8 C + 9 H2 + O = C8H18O
HNO3 + AgI = AgNO3 + HI =>
HNO3 + AgI = AgNO3 + HI
FeBr2 + AlI3 = FeI2 + AlBr3 =>
3 FeBr2 + 2 AlI3 = 3 FeI2 + 2 AlBr3
Cr2O7 + OH = CrO4 + H2O =>
Cr2O7 + 2 OH = 2 CrO4 + H2O
KCl + KClO3 + HBr = Cl2 + KBr + H2O =>
5 KCl + KClO3 + 6 HBr = 3 Cl2 + 6 KBr + 3 H2O
C + H2 + O = C2H6O =>
2 C + 3 H2 + O = C2H6O
CnPO4 + CaCl2 = CnCl3 + Ca3(PO4)2 =>
2 CnPO4 + 3 CaCl2 = 2 CnCl3 + Ca3(PO4)2
CH3NH2 + HI = ICH3 + NH3 =>
CH3NH2 + HI = ICH3 + NH3
Sb2S2 + HNO3 = HSbO3 + S + NO + H2O =>
3 Sb2S2 + 10 HNO3 = 6 HSbO3 + 6 S + 10 NO + 2 H2O
Na3[Cr(C2O4)3] + MgSO4 = NaMg[Cr(C2O4)3] + Na2SO4 =>
Na3[Cr(C2O4)3] + MgSO4 = NaMg[Cr(C2O4)3] + Na2SO4
CS2 + KMnO4 + KOH = S + MnO2 + K2CO3 + H2O =>
3 CS2 + 4 KMnO4 + 2 KOH = 6 S + 4 MnO2 + 3 K2CO3 + H2O
K2CrO7 + EuSO4 + H2SO4 = Cr(SO4)3 + Eu(SO4)3 + K2SO4 + H2O =>
2 K2CrO7 + 3 EuSO4 + 14 H2SO4 = 2 Cr(SO4)3 + 3 Eu(SO4)3 + 2 K2SO4 + 14 H2O
NaHCO3 + SO2 = Na2S2O5 + CO2 + H2O =>
2 NaHCO3 + 2 SO2 = Na2S2O5 + 2 CO2 + H2O
Ba(OH2) = Ba + H2O =>
Ba(OH2) = Ba + H2O
NaHS + O2 = Na2S2O3 + H2O =>
2 NaHS + 2 O2 = Na2S2O3 + H2O
H2S + Cd(NO3)2 = HNO3 + CdS =>
H2S + Cd(NO3)2 = 2 HNO3 + CdS
K + [Al(OH)4] + H2SO4 = Al + H2O + K2SO4 =>
4 K + [Al(OH)4] + 2 H2SO4 = Al + 4 H2O + 2 K2SO4
Ce(NO3)3 + KIO3 = Ce(IO3)3 + K(NO3) =>
Ce(NO3)3 + 3 KIO3 = Ce(IO3)3 + 3 K(NO3)
C + Cl2 = CCl4 =>
C + 2 Cl2 = CCl4
K3[Fe(CN)6] = KCN + Fe3C + N2 + C2N2 =>
6 K3[Fe(CN)6] = 18 KCN + 2 Fe3C + N2 + 8 C2N2
Pb(s) + Cl2(g) = PbCl4 =>
Pb(s) + 2 Cl2(g) = PbCl4
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
KNO3(s) + C(s) = K2CO3(s) + CO(g) + N(g) =>
2 KNO3(s) + 4 C(s) = K2CO3(s) + 3 CO(g) + 2 N(g)
Co(OH)3 + HI = I2 + CoI2 + H2O =>
2 Co(OH)3 + 6 HI = I2 + 2 CoI2 + 6 H2O
Fl + O = FlO =>
Fl + O = FlO
NOH + H3PO4 = N3PO4 + H2O =>
3 NOH + H3PO4 = N3PO4 + 3 H2O
K2Cr2O7 = K2CrO4 + Cr2O3 + O2 =>
4 K2Cr2O7 = 4 K2CrO4 + 2 Cr2O3 + 3 O2
C9H12O6 + O2 = CO + H2O =>
2 C9H12O6 + 9 O2 = 18 CO + 12 H2O
MgO + Al = AlO + Mg =>
MgO + Al = AlO + Mg
TeO2 + HBrO3 + H2O = H6TeO6 + Br2 =>
5 TeO2 + 2 HBrO3 + 14 H2O = 5 H6TeO6 + Br2
AlCl3*6H2O + NH3 = Al(OH)3 + NH4Cl + H2O =>
AlCl3*6H2O + 3 NH3 = Al(OH)3 + 3 NH4Cl + 3 H2O
NaCl + CaS = Na2S + CaCl2 =>
2 NaCl + CaS = Na2S + CaCl2
Ca(IO3)2 + KI + HCI = CaCI2 + KCI2 + I2 + H2O =>
2 Ca(IO3)2 + 22 KI + 24 HCI = 2 CaCI2 + 22 KCI2 + I2 + 12 H2O
NiO + C = Ni + CO =>
NiO + C = Ni + CO
K2S + K2Cr2O7 + KHSO4 = K2SO4 + Cr2(SO4)3 + H2O =>
3 K2S + 4 K2Cr2O7 + 32 KHSO4 = 23 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
NaOH + Fe = Fe2O3 + NaH =>
3 NaOH + 2 Fe = Fe2O3 + 3 NaH
CuFeS2(s) + O2(g) = Cu2S(s) + Fe3O4(s) + SO2(g) =>
6 CuFeS2(s) + 13 O2(g) = 3 Cu2S(s) + 2 Fe3O4(s) + 9 SO2(g)
V + O = V2O5 =>
2 V + 5 O = V2O5
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
(NH4)2S + HCl = NH4Cl + H2S =>
(NH4)2S + 2 HCl = 2 NH4Cl + H2S
HCl + ZnSO4 = H2SO4 + ZnCl2 =>
2 HCl + ZnSO4 = H2SO4 + ZnCl2
H2SO4 + Ni2O3 = NiSO4 + H2O + O2 =>
4 H2SO4 + 2 Ni2O3 = 4 NiSO4 + 4 H2O + O2
H2O2 + CN{-} = HCO3{-} + H2O + N2 =>
5 H2O2 + 2 CN{-} = 2 HCO3{-} + 4 H2O + N2
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