| Équations équilibrées la veille |
RCH3 + 3 MnO2 + 3 H2SO4 = RCOOH + 3 MnSO4 + 4 H2O
NaLi + SnO = Na2O + SnLi2 =>
2 NaLi + SnO = Na2O + SnLi2
CH3COOH + FeO = (CH3COO)2Fe + H2O =>
2 CH3COOH + FeO = (CH3COO)2Fe + H2O
Al(OH)3 + H2SO4 = Al({3+}) + SO4({2-}) + H2O =>
2 Al(OH)3 + 3 H2SO4 = 2 Al({3+}) + 3 SO4({2-}) + 6 H2O
Ba(OH)2 + Al2(SO4)3 + H2O = Ba[Al(OH)4(H2O)2]2 + BaSO4 =>
4 Ba(OH)2 + Al2(SO4)3 + 4 H2O = Ba[Al(OH)4(H2O)2]2 + 3 BaSO4
CH3COOH + NaOH = CH2COOHNa + H2O =>
CH3COOH + NaOH = CH2COOHNa + H2O
NH4F + HNO3 = HF + NH4NO3 =>
NH4F + HNO3 = HF + NH4NO3
Iron(iii)carbonate = Iron(iii)oxide + carbondioxide =>
Fe2(CO3)3 = Fe2O3 + 3 CO2
Ca(NO3)2 + CuO = Cu(NO3)2 + Ca + O2 =>
2 Ca(NO3)2 + 2 CuO = 2 Cu(NO3)2 + 2 Ca + O2
Me + H2SO4 = MeSO4 + S + H2O =>
3 Me + 4 H2SO4 = 3 MeSO4 + S + 4 H2O
Ca(NO3)2 + S = NO2 + SO2 + CaO =>
2 Ca(NO3)2 + S = 4 NO2 + SO2 + 2 CaO
Ca(MnO4)2 + Na = Na(MnO4)2 + Ca =>
Ca(MnO4)2 + Na = Na(MnO4)2 + Ca
Pb2S2 + H2O2 = Pb2(SO4)2 + H2O =>
Pb2S2 + 8 H2O2 = Pb2(SO4)2 + 8 H2O
H3PO4 + OH = PO4 + H4O =>
H3PO4 + OH = PO4 + H4O
C4H6O2(g) + O2(g) = CO2(g) + H2O(g) =>
2 C4H6O2(g) + 9 O2(g) = 8 CO2(g) + 6 H2O(g)
Si + NaOH + H2O = Na2SiO3 + H2 =>
Si + 2 NaOH + H2O = Na2SiO3 + 2 H2
(NH4)3Y2F9 + Y2O3 = Y5O4F7 + H2O + NH3 =>
14(NH4)3Y2F9 + 31 Y2O3 = 18 Y5O4F7 + 21 H2O + 42 NH3
Mn(NO3)2(aq) + Na3PO4(aq) = Mn3(PO4)2 + NaNO3(aq) =>
3 Mn(NO3)2(aq) + 2 Na3PO4(aq) = Mn3(PO4)2 + 6 NaNO3(aq)
Na2B4O7 + H2O + BaCl2 = Ba(BO2)2 + H3BO3 + NaCl =>
Na2B4O7 + 3 H2O + BaCl2 = Ba(BO2)2 + 2 H3BO3 + 2 NaCl
La(NO3)3 = La2O3 + NO2 + O2 =>
4 La(NO3)3 = 2 La2O3 + 12 NO2 + 3 O2
Ni + HClO4 = Ni(ClO4)3 + H2 =>
2 Ni + 6 HClO4 = 2 Ni(ClO4)3 + 3 H2
PbNO3 + NaI = PbINaNO3 =>
PbNO3 + NaI = PbINaNO3
NaOH + Cu(CH3COO)2 = CH3COONa + Cu(OH)2 =>
2 NaOH + Cu(CH3COO)2 = 2 CH3COONa + Cu(OH)2
C3H8(l) + O2(g) = H2O(g) + CO2(g) =>
C3H8(l) + 5 O2(g) = 4 H2O(g) + 3 CO2(g)
K2SiO3 + HCI = H2SiO3 + KCI =>
K2SiO3 + 2 HCI = H2SiO3 + 2 KCI
Sn + C2O4 = SnC2O4 =>
Sn + C2O4 = SnC2O4
C2H2 + O2 = CO + H2 =>
C2H2 + O2 = 2 CO + H2
FeCl3 + HI = HCl + FeCl + I2 =>
FeCl3 + 2 HI = 2 HCl + FeCl + I2
P2Br4 + P4 + H2O = PH4Br + H3PO4 =>
10 P2Br4 + 13 P4 + 128 H2O = 40 PH4Br + 32 H3PO4
Al{3+} + NH3 + H2O + X = NH4{+} + Al(OH)3*X =>
Al{3+} + 3 NH3 + 3 H2O + X = 3 NH4{+} + Al(OH)3*X
Ca(NO3)2 + C2H4O2 = Ca(CH3COO)2 + HNO3 =>
Ca(NO3)2 + 2 C2H4O2 = Ca(CH3COO)2 + 2 HNO3
Al + NHO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 NHO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
Co2O3 + Fe + H2SO4 = Fe2(SO4)3 + CoSO4 + H2O =>
3 Co2O3 + 2 Fe + 9 H2SO4 = Fe2(SO4)3 + 6 CoSO4 + 9 H2O
HCOOCH3 + NaOH = NaCOO + CH3OH =>
5 HCOOCH3 + 4 NaOH = 4 NaCOO + 6 CH3OH
KClO3 + H2O = KCl + O2H2 =>
KClO3 + 3 H2O = KCl + 3 O2H2
Na2S2O3 + NaOH + NaBrO3 = Na2SO4 + H2O + NaBr =>
3 Na2S2O3 + 6 NaOH + 4 NaBrO3 = 6 Na2SO4 + 3 H2O + 4 NaBr
K2 + Br2 = K2Br2 =>
K2 + Br2 = K2Br2
Fe + NiSO4 = FeSO4 + Ni =>
Fe + NiSO4 = FeSO4 + Ni
Na + C2H5COOH = C2H5COONa + H2 =>
2 Na + 2 C2H5COOH = 2 C2H5COONa + H2
HNO3 + Sb = H2O + NO + Sb2O3 =>
2 HNO3 + 2 Sb = H2O + 2 NO + Sb2O3
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Na2O + H3PO4 = Na3PO4 + H2O =>
3 Na2O + 2 H3PO4 = 2 Na3PO4 + 3 H2O
HCl(aq) + Pb(s) = H2(g) + PbCl2(aq) =>
2 HCl(aq) + Pb(s) = H2(g) + PbCl2(aq)
CuC2H3O2 + AgNO3 = Cu(NO3)2 + Ag2C2H3O2 =>
CuC2H3O2 + 2 AgNO3 = Cu(NO3)2 + Ag2C2H3O2
CO(NH2)2(aq) + H2O(aq) = NH3(g) + CO2(g) =>
CO(NH2)2(aq) + H2O(aq) = 2 NH3(g) + CO2(g)
Al + Zn(SO4)2 = Zn + Al2(SO4)3 =>
4 Al + 3 Zn(SO4)2 = 3 Zn + 2 Al2(SO4)3
HF + BaNO3 = BaF + HNO3 =>
HF + BaNO3 = BaF + HNO3
(HPO3) + (Ni(OH)2) = Ni(PO3)2 + H2O =>
2(HPO3) + (Ni(OH)2) = Ni(PO3)2 + 2 H2O
KI + Cl2 = K2Cl + I =>
4 KI + Cl2 = 2 K2Cl + 4 I
Br2 + Ni(NO3)2 + NaOH = NaBr + Ni2O3 + H2O + NaNO3 =>
Br2 + 2 Ni(NO3)2 + 6 NaOH = 2 NaBr + Ni2O3 + 3 H2O + 4 NaNO3
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