| Équations équilibrées la veille |
NiC2O4*2H2O = NiCO3 + 2 H2O + CO
C20H40O20 + O40 = CO + H2O =>
2 C20H40O20 + O40 = 40 CO + 40 H2O
CO = C + CO2 =>
2 CO = C + CO2
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
SNS2(s) + O2(g) = SNO2(s) + SO2(g) =>
SNS2(s) + 3 O2(g) = SNO2(s) + 2 SO2(g)
C6H16N2O4 = C6H8N2 + H2O =>
C6H16N2O4 = C6H8N2 + 4 H2O
KI + HClO = I2 + KOH + Cl2 =>
2 KI + 2 HClO = I2 + 2 KOH + Cl2
HgS + HNO4 + HCl = S + NO + HgCl2 + H2O =>
5 HgS + 2 HNO4 + 10 HCl = 5 S + 2 NO + 5 HgCl2 + 6 H2O
C28H36N4O4 = C28H36N4O2 + CO2 + H2O + N2 =>
36 C28H36N4O4 = 35 C28H36N4O2 + 28 CO2 + 18 H2O + 2 N2
NH3 + Cu(NO3)2 + H2O = Cu(OH)2 + NH(NO3)2 =>
2 NH3 + 5 Cu(NO3)2 + 4 H2O = 5 Cu(OH)2 + 4 NH(NO3)2
CuI2 + Na2S2O3 = CuI + Na2S4O6 + NaI =>
2 CuI2 + 2 Na2S2O3 = 2 CuI + Na2S4O6 + 2 NaI
C5H5 + Fe = Fe(C5H5)2 =>
2 C5H5 + Fe = Fe(C5H5)2
K + HCl = KCl + H2 =>
2 K + 2 HCl = 2 KCl + H2
H3PO4 + (NH4)MoO4 + HNO3 = (NH4)PO4*12MoO3 + NH4NO3 + H2O =>
4 H3PO4 + 48(NH4)MoO4 + 34 HNO3 = 4(NH4)PO4*12MoO3 + 39 NH4NO3 + 33 H2O
C3H6O + NaOCl = CH3COONa + NaOH + CHCl3 =>
C3H6O + 3 NaOCl = CH3COONa + 2 NaOH + CHCl3
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
VO{3+} + NaOH = Na{+} + VO4{3-} + H2O =>
VO{3+} + 6 NaOH = 6 Na{+} + VO4{3-} + 3 H2O
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
(C6H5)2CO + H2O = (C6H5)3COH + OH =>
19(C6H5)2CO + 24 H2O = 13(C6H5)3COH + 30 OH
SnCl2 + K2Cr2O7 + H2SO4 = Sn(SO4)2 + CrCl3 + K2SO4 + H2O =>
3 SnCl2 + K2Cr2O7 + 7 H2SO4 = 3 Sn(SO4)2 + 2 CrCl3 + K2SO4 + 7 H2O
NaOH(aq) + KI(aq) = KOH(aq) + NaI(l) =>
NaOH(aq) + KI(aq) = KOH(aq) + NaI(l)
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
C4H8O4 + O2 = CO2 + H2O =>
C4H8O4 + 4 O2 = 4 CO2 + 4 H2O
NaOCl + CH3COOH = HClO + CH3COONa =>
NaOCl + CH3COOH = HClO + CH3COONa
Ca(NO3)2 = Ca + N2 + O2 =>
Ca(NO3)2 = Ca + N2 + 3 O2
S8 + HNO3 = H2SO4 + NO =>
S8 + 16 HNO3 = 8 H2SO4 + 16 NO
Fe2(SO4)3 + Fe(OH)3 = FeOHSO4 =>
Fe2(SO4)3 + Fe(OH)3 = 3 FeOHSO4
H3PO4 + Mn(OH)2 = Mn3(PO4)2 + H2O =>
2 H3PO4 + 3 Mn(OH)2 = Mn3(PO4)2 + 6 H2O
Cd(OH)2 + NH4OH = [Cd(H2O)2(NH3)4](OH)2 + H2O =>
Cd(OH)2 + 4 NH4OH = [Cd(H2O)2(NH3)4](OH)2 + 2 H2O
HNO3 + C20H14O4 + NaOH = HNO3C20H14O4NaOH =>
HNO3 + C20H14O4 + NaOH = HNO3C20H14O4NaOH
K + Pb(IO)2 = K(IO) + Pb =>
2 K + Pb(IO)2 = 2 K(IO) + Pb
H2Se + Zr(OH)4 = H2O + Zr2Se4 =>
4 H2Se + 2 Zr(OH)4 = 8 H2O + Zr2Se4
MnO4{-} + HCl + Ce{4+} = Ce{3+} + HClO4 + Mn{2+} =>
MnO4{-} + HCl + 3 Ce{4+} = 3 Ce{3+} + HClO4 + Mn{2+}
Cl2 + CrCl2 = CrCl4 =>
Cl2 + CrCl2 = CrCl4
CuSO4*5H2O + Ca(OH)2 = CaSO4 + Cu(OH)2 + H2O =>
CuSO4*5H2O + Ca(OH)2 = CaSO4 + Cu(OH)2 + 5 H2O
H2SO3 + CaCl2 = CaSO3 + HCl =>
H2SO3 + CaCl2 = CaSO3 + 2 HCl
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
Mg + H2O = MgOH + H2 =>
2 Mg + 2 H2O = 2 MgOH + H2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Pb(NO3)2 + BaCl2 = PbCl2 + Ba(NO3)2 =>
Pb(NO3)2 + BaCl2 = PbCl2 + Ba(NO3)2
K3[Fe(CN)6] + NaOH = KOH + Na3[Fe(CN)6] =>
K3[Fe(CN)6] + 3 NaOH = 3 KOH + Na3[Fe(CN)6]
CH3COOH + C6H5CH2OH = CH3COO(CH2)H5C6 + H2O =>
CH3COOH + C6H5CH2OH = CH3COO(CH2)H5C6 + H2O
Ca + HNO3 = Ca(NO3)2 + N2O + H2O = =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
Ba(OH)2 + NH4SCN = Ba(SCN)2 + NH4OH =>
Ba(OH)2 + 2 NH4SCN = Ba(SCN)2 + 2 NH4OH
AgHNO3 + Cu = Cu(HNO3)2 + Ag =>
2 AgHNO3 + Cu = Cu(HNO3)2 + 2 Ag
Si + B2O3 = B4Si3 + SiO2 =>
6 Si + 2 B2O3 = B4Si3 + 3 SiO2
Cu2{+} + O2{-} = CuO =>
Cu2{+} + O2{-} = 2 CuO
CuBr + F2 = CuF + Br2 =>
2 CuBr + F2 = 2 CuF + Br2
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