| Équations équilibrées la veille |
C2H5OH(s) + 3 O2 = 2 CO2(s) + 3 H2O(s)
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
(NH4)2U2O7 = U3O8 + NH3 + H2O + N2 =>
9(NH4)2U2O7 = 6 U3O8 + 14 NH3 + 15 H2O + 2 N2
C18O2H36 + O2 = CO2 + H2O =>
C18O2H36 + 26 O2 = 18 CO2 + 18 H2O
HCOOHLiOH = LiHCOOH2O =>
HCOOHLiOH = LiHCOOH2O
K3PO4 + Fe1Br2 = KBr + Fe3(PO4)2 =>
2 K3PO4 + 3 Fe1Br2 = 6 KBr + Fe3(PO4)2
Na2SO3 + Na3PO4 = Na2SO4 + P2O3 + Na2O =>
2 Na2SO3 + 2 Na3PO4 = 2 Na2SO4 + P2O3 + 3 Na2O
CaOH + SO2 = H2O + Ca2SO3 =>
2 CaOH + SO2 = H2O + Ca2SO3
In2O3 + HClO2 = In2O3(ClO2) + H2 =>
2 In2O3 + 2 HClO2 = 2 In2O3(ClO2) + H2
Gr2O3 + Mg = Gr + MgO =>
Gr2O3 + 3 Mg = 2 Gr + 3 MgO
U72Si47Y = U + Y5Si4 + U3Si2 =>
10 U72Si47Y = 27 U + 2 Y5Si4 + 231 U3Si2
H2SO4 + K2Cr2O7 + C2H4O = Cr2(SO4)3 + H2O + C2H4O2 + K2SO4 =>
4 H2SO4 + K2Cr2O7 + 3 C2H4O = Cr2(SO4)3 + 4 H2O + 3 C2H4O2 + K2SO4
K2SO4(aq) + BaBr2(aq) = K2SO4Br2 + Ba =>
K2SO4(aq) + BaBr2(aq) = K2SO4Br2 + Ba
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C8H10O2 + HNO3 = C8H9NO4 + H2O =>
C8H10O2 + HNO3 = C8H9NO4 + H2O
CaCl2 + Li3(PO4) = Ca3(PO4)2 + LiCl =>
3 CaCl2 + 2 Li3(PO4) = Ca3(PO4)2 + 6 LiCl
Fe2S3 + Mg(NO3)2 = Fe(NO3)3 + MgS =>
Fe2S3 + 3 Mg(NO3)2 = 2 Fe(NO3)3 + 3 MgS
C + Ca2(PO4)2 + SiO2 = CaSiO3 + P4 + CO =>
12 C + 2 Ca2(PO4)2 + 4 SiO2 = 4 CaSiO3 + P4 + 12 CO
Ni{+2} + CrO4{-} = Ni(CrO4){+} =>
Ni{+2} + CrO4{-} = Ni(CrO4){+}
CO2 + NaOH = H2O + Na2CO3 =>
CO2 + 2 NaOH = H2O + Na2CO3
MgCO3 + C3H6O3 = Mg(C3H5O3)2 + H2O + CO2 =>
MgCO3 + 2 C3H6O3 = Mg(C3H5O3)2 + H2O + CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH3(CH2)11O + SO3Na = CH3(CH2)11OSO3Na =>
CH3(CH2)11O + SO3Na = CH3(CH2)11OSO3Na
NaHCO3 + CH3CO2H = H2CO3 + NaC2H3O2 =>
NaHCO3 + CH3CO2H = H2CO3 + NaC2H3O2
H2Cr2O7 + Cr(OH)3 = Cr(HCr2O7)3 + H2O =>
3 H2Cr2O7 + Cr(OH)3 = Cr(HCr2O7)3 + 3 H2O
KMnO4 + FeSO4 + HSO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + H2O =>
2 KMnO4 + 26 FeSO4 + 16 HSO4 = 2 MnSO4 + 13 Fe2(SO4)3 + K2SO4 + 8 H2O
C5H7O2N + H2O = CO2 + CH4 + NH3 =>
2 C5H7O2N + 6 H2O = 5 CO2 + 5 CH4 + 2 NH3
Cu + (OH)2 + H4P2O7 = CuP2O7 + H2O =>
Cu + 2(OH)2 + H4P2O7 = CuP2O7 + 4 H2O
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Ba(OH)2 + CO2 = BaCO3 + H2O =>
Ba(OH)2 + CO2 = BaCO3 + H2O
Cl + NaBr = ClNa + Br =>
Cl + NaBr = ClNa + Br
Bi2O3(s) + NH4Cl(aq) = BiCl3 + H2O + NH3 =>
Bi2O3(s) + 6 NH4Cl(aq) = 2 BiCl3 + 3 H2O + 6 NH3
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cl + NaBr = ClNa + Br =>
Cl + NaBr = ClNa + Br
Fe + H3PO4 = H2 + Fe3(PO4)3 =>
6 Fe + 6 H3PO4 = 9 H2 + 2 Fe3(PO4)3
CuCO3(s) + NaOH = Cu(OH)2 + Na2CO3 =>
CuCO3(s) + 2 NaOH = Cu(OH)2 + Na2CO3
CUSO4*5H2O + H2SO4 = CUSO4*H2O + H2SO4*2H2O =>
CUSO4*5H2O + 2 H2SO4 = CUSO4*H2O + 2 H2SO4*2H2O
Fe + C6 = FeC5 =>
6 Fe + 5 C6 = 6 FeC5
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
MgS + O2 = MgO + S8 =>
8 MgS + 4 O2 = 8 MgO + S8
FeO + N2 = Fe + N2O5 =>
5 FeO + N2 = 5 Fe + N2O5
SO2 + H2Cr2O7 = Cr2(SO4)3 + H2O =>
3 SO2 + H2Cr2O7 = Cr2(SO4)3 + H2O
PbNa + Zn = Zn(Na2) + Pb =>
2 PbNa + Zn = Zn(Na2) + 2 Pb
C4H10O + KMnO4 = C2H4O2 + H2O + KOH + MnO =>
5 C4H10O + 8 KMnO4 = 10 C2H4O2 + H2O + 8 KOH + 8 MnO
S8 + OH{-} = S{-2} + S2O3{-2} + H2O =>
S8 + 12 OH{-} = 4 S{-2} + 2 S2O3{-2} + 6 H2O
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
Br{2+} + S{2+}O{3+}{2-} + H2O = Br + SO{4+}{2-} + H{+} =>
2 Br{2+} + S{2+}O{3+}{2-} + H2O = 2 Br + SO{4+}{2-} + 2 H{+}
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