| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 CH4N2O + 13 CH3COOH + 2 C2H5OH = 4 C10H9N5O + 34 H2O
SO3 + NaOH = Na2SO4 + H2O =>
SO3 + 2 NaOH = Na2SO4 + H2O
CuCl2 + K2Cr2O7 + H2SO4 = CrO2Cl2 + KHSO4 + Cu(HSO4)2 + H2O =>
2 CuCl2 + K2Cr2O7 + 6 H2SO4 = 2 CrO2Cl2 + 2 KHSO4 + 2 Cu(HSO4)2 + 3 H2O
K2Cr2O7 + HCl + C2H6O = CrCl3 + KCl + C2H4O + H2O =>
K2Cr2O7 + 8 HCl + 3 C2H6O = 2 CrCl3 + 2 KCl + 3 C2H4O + 7 H2O
KMnO4 + BiBr3 + H2SO4 = Br2 + MnS + Bi2(SO4)3 + K2SO4 + H2O =>
6 KMnO4 + 26 BiBr3 + 48 H2SO4 = 39 Br2 + 6 MnS + 13 Bi2(SO4)3 + 3 K2SO4 + 48 H2O
Ca + Na(NO3)2 = Na + Ca(NO3)2 =>
Ca + Na(NO3)2 = Na + Ca(NO3)2
Ba{2} + SO4{-2} = BaSO4 =>
Ba{2} + SO4{-2} = BaSO4
HCHO + Cl2 = COCl2 + H2 =>
HCHO + Cl2 = COCl2 + H2
Br(OH) + HNO3 = BrNO3 + H2O =>
Br(OH) + HNO3 = BrNO3 + H2O
Na2S(aq) + KCl(aq) = NaCl + K2S =>
Na2S(aq) + 2 KCl(aq) = 2 NaCl + K2S
ZnS + H2SO4 = SO2 + H2O + ZnO =>
ZnS + 3 H2SO4 = 4 SO2 + 3 H2O + ZnO
CuI2 + Br2 = CuBr2 + I2 =>
CuI2 + Br2 = CuBr2 + I2
Ba3[Al(OH)6]2 + HCl = BaCl2 + H2O + Al(OH)3 =>
Ba3[Al(OH)6]2 + 6 HCl = 3 BaCl2 + 6 H2O + 2 Al(OH)3
S + HClO4 = SO4 + HCl =>
S + HClO4 = SO4 + HCl
CaSO2 + CuNO3 = CaNO3 + CuSO2 =>
CaSO2 + CuNO3 = CaNO3 + CuSO2
NaClO4 + (NH4)2SO4 = (NH4)ClO4 + Na2SO4 =>
2 NaClO4 + (NH4)2SO4 = 2(NH4)ClO4 + Na2SO4
C12H26(liq) + O2 = CO2(g) + H2O(liq) =>
2 C12H26(liq) + 37 O2 = 24 CO2(g) + 26 H2O(liq)
HNO3 + C20H14O4 = N + H2O + CO2 =>
86 HNO3 + 5 C20H14O4 = 86 N + 78 H2O + 100 CO2
Ga + Ca{+2} = Ga{+3} + Ca =>
2 Ga + 3 Ca{+2} = 2 Ga{+3} + 3 Ca
C2H4O2 + H2O = CO2 + H2 =>
C2H4O2 + 2 H2O = 2 CO2 + 4 H2
La2(O3) + H2O = La(OH)3 =>
La2(O3) + 3 H2O = 2 La(OH)3
Cr2O7{2-} + HSO3{-} + H{+} = Cr3{+} + SO42{-} + H2O =>
237 Cr2O7{2-} + 34 HSO3{-} + 632 H{+} = 158 Cr3{+} + 34 SO42{-} + 333 H2O
N2H5OH + C3H5(OH)3 = CN + H2 + O2 =>
6 N2H5OH + 4 C3H5(OH)3 = 12 CN + 34 H2 + 9 O2
CO2 + H2O = H2CO3 = H + HCO =>
CO2 + H2O = H2CO3
C6H8O6 + Fe2O3 = C6H8Fe + O =>
2 C6H8O6 + Fe2O3 = 2 C6H8Fe + 15 O
N2 + O2 = N2O3 =>
2 N2 + 3 O2 = 2 N2O3
CuCl2 + NaHCO3 = NaCl2 + CuHCO3 =>
CuCl2 + NaHCO3 = NaCl2 + CuHCO3
CuSO4 + Na2SO3 = Cu2SO3*CuSO3 + Na2SO4 + SO2 =>
3 CuSO4 + 4 Na2SO3 = Cu2SO3*CuSO3 + 4 Na2SO4 + SO2
KIO2 + KI + H2SO4 = K2SO4 + H2O + I3 =>
3 KIO2 + 9 KI + 6 H2SO4 = 6 K2SO4 + 6 H2O + 4 I3
CH3OOH + Al(OH)3 = H2O + Al(C2H3O2)3 =>
6 CH3OOH + Al(OH)3 = 9 H2O + Al(C2H3O2)3
C2H4O(ethanol) + O2 = CO2 + H2O =>
2 C2H4O(ethanol) + 5 O2 = 4 CO2 + 4 H2O
H2(SO)3 + Na(OH) = Na2(SO)3 + H2O =>
H2(SO)3 + 2 Na(OH) = Na2(SO)3 + 2 H2O
NaHCO3 + CH3COOH = CH3COONa + H2O + C3O6 =>
3 NaHCO3 + 3 CH3COOH = 3 CH3COONa + 3 H2O + C3O6
H3PO4 + CaOH = H4PO5Ca =>
H3PO4 + CaOH = H4PO5Ca
MgO + H22 = MgH2 + H2O =>
11 MgO + 2 H22 = 11 MgH2 + 11 H2O
CH3CSNH2(s) + H2O(l) = CH3CONH2(aq) + H2S(g) =>
CH3CSNH2(s) + H2O(l) = CH3CONH2(aq) + H2S(g)
Cu(NH3)4(H2O)2Cl2 + H2SO4 = CuSO4 + (NH4)2SO4 + H2O + HCl =>
Cu(NH3)4(H2O)2Cl2 + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H2O + 2 HCl
Cu6O + CH4 = Cu + CO2 + H2O =>
4 Cu6O + CH4 = 24 Cu + CO2 + 2 H2O
P + HNO3(d) + H2O = H3PO4 + NO =>
3 P + 5 HNO3(d) + 2 H2O = 3 H3PO4 + 5 NO
H2ClO4 + K = H2 + KClO4 =>
H2ClO4 + K = H2 + KClO4
Zn(NO3) + K4Fe(CN)6 = Zn4Fe(CN)6 + KNO3 =>
4 Zn(NO3) + K4Fe(CN)6 = Zn4Fe(CN)6 + 4 KNO3
Pb3(OH)2(CO3)2 + HNO3 = Pb2(CO3)4 + PbNO3 + H2O =>
2 Pb3(OH)2(CO3)2 + 4 HNO3 = Pb2(CO3)4 + 4 PbNO3 + 4 H2O
C4H12O + O2 = CO2 + H2 =>
2 C4H12O + 7 O2 = 8 CO2 + 12 H2
C5H8O + C5H4O2 = C15H12O3 + H2O =>
C5H8O + 2 C5H4O2 = C15H12O3 + 2 H2O
Al + N2 = Al(N2)3 =>
Al + 3 N2 = Al(N2)3
C3H6 + C6H6 = C6H5C3H7 =>
C3H6 + C6H6 = C6H5C3H7
CH3OH + KMnO4 + H2SO4 = CO + K2SO4 + MnSO4 + H2O =>
5 CH3OH + 4 KMnO4 + 6 H2SO4 = 5 CO + 2 K2SO4 + 4 MnSO4 + 16 H2O
CH4 + Cl2 = CH3C + HCl =>
4 CH4 + 5 Cl2 = 2 CH3C + 10 HCl
NaBr + Cl2 + H2O = NaCl + HBr + HClO3 =>
5 NaBr + 3 Cl2 + 3 H2O = 5 NaCl + 5 HBr + HClO3
AlO + CO = Al + CO2 =>
AlO + CO = Al + CO2
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