Équations équilibrées la veille |
C + H2 + H2O = CH4O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C8H18 + Fe(MnO4)3 + H3PO4 = CO2 + Fe2(HPO4)3 + Mn(H2PO4)2 + H2O =>
3 C8H18 + 10 Fe(MnO4)3 + 75 H3PO4 = 24 CO2 + 5 Fe2(HPO4)3 + 30 Mn(H2PO4)2 + 72 H2O
Ni(OH)2 + KOH + Cl2 = Ni(OH)3 + KCl =>
2 Ni(OH)2 + 2 KOH + Cl2 = 2 Ni(OH)3 + 2 KCl
Co + Zn{+2} = Co{3+} + Zn =>
2 Co + 3 Zn{+2} = 2 Co{3+} + 3 Zn
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
HCl + CaSiO3 = HSiO3 + CaCl =>
HCl + CaSiO3 = HSiO3 + CaCl
H2SO4 + NaBr = SO2 + Na2SO4 + H2O + Br2 =>
2 H2SO4 + 2 NaBr = SO2 + Na2SO4 + 2 H2O + Br2
Pb + Ni(NO3)2 = Ni + Pb(NO3)2 =>
Pb + Ni(NO3)2 = Ni + Pb(NO3)2
KNO3 + H2SO4 = HNO3 + KHSO4 =>
KNO3 + H2SO4 = HNO3 + KHSO4
AlCl3 + CuSO4 = Al(SO4)3 + CuCl =>
AlCl3 + 3 CuSO4 = Al(SO4)3 + 3 CuCl
HBr + Ca(OH)2 = H2Ca + Br2(OH)2 =>
2 HBr + Ca(OH)2 = H2Ca + Br2(OH)2
Zn + H2Se = ZnSe + H2 =>
Zn + H2Se = ZnSe + H2
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
CH2I2 + Cu = CuI + CH2 = CH2 =>
CH2I2 + 2 Cu = 2 CuI + CH2
Cu + AlCl3 = CuCl2 + Al =>
3 Cu + 2 AlCl3 = 3 CuCl2 + 2 Al
C3H7O6P + H2O2 = C3H9O6P + O2 =>
C3H7O6P + H2O2 = C3H9O6P + O2
P2O5(g) + H2O(l) = H3PO4(aq) =>
P2O5(g) + 3 H2O(l) = 2 H3PO4(aq)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
(NH4)2S(aq) + CoCl2(aq) = (NH4)Cl + CoS =>
(NH4)2S(aq) + CoCl2(aq) = 2(NH4)Cl + CoS
CCl4 + CHCl3 = C2HCl7 =>
CCl4 + CHCl3 = C2HCl7
H2SO3 + CaCO3 = CaSO3 + H2O + CO2 =>
H2SO3 + CaCO3 = CaSO3 + H2O + CO2
Al3S3 = AlS =>
Al3S3 = 3 AlS
CH3COOH + C2H5OH = CH3COOC2H5 + H2O =>
CH3COOH + C2H5OH = CH3COOC2H5 + H2O
NiCl2 + Na2CO3 = NiCO3 + NaCl =>
NiCl2 + Na2CO3 = NiCO3 + 2 NaCl
(NH4)2CO3 + H3PO4 = (NH4)3PO4 + H2O + CO2 =>
3(NH4)2CO3 + 2 H3PO4 = 2(NH4)3PO4 + 3 H2O + 3 CO2
Cl2 + CrBr3 = Br2 + CrCl3 =>
3 Cl2 + 2 CrBr3 = 3 Br2 + 2 CrCl3
K2S + H2CO3 = K2CO3 + H2S =>
K2S + H2CO3 = K2CO3 + H2S
Fe2 + Na3N = Fe3N2 + Na =>
3 Fe2 + 4 Na3N = 2 Fe3N2 + 12 Na
OO4 = O =>
OO4 = 5 O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
CH2CHCH2 + O2 = CO2 + H2O =>
4 CH2CHCH2 + 17 O2 = 12 CO2 + 10 H2O
FeSO4 + NaNO3 + H3PO4 = H2O + NO + Na2SO4 + Fe2(SO4)3 + FePO4 =>
18 FeSO4 + 6 NaNO3 + 8 H3PO4 = 12 H2O + 6 NO + 3 Na2SO4 + 5 Fe2(SO4)3 + 8 FePO4
Nb5 + O2 = Nb2O5 =>
4 Nb5 + 25 O2 = 10 Nb2O5
NH4OH + NbBr5 = NH4Br + Nb(OH)5 =>
5 NH4OH + NbBr5 = 5 NH4Br + Nb(OH)5
CaCO3 + H2 = CaO + CH2O2 =>
CaCO3 + H2 = CaO + CH2O2
KNO3 + AgCl + NH4OH = AgOH + NH4NO3 + KCl =>
KNO3 + AgCl + NH4OH = AgOH + NH4NO3 + KCl
CuCl + MgSO4 = MgCl + CuSO4 =>
CuCl + MgSO4 = MgCl + CuSO4
Fe + (PO4)3 + BaI2 = Ba3(PO4)2 + Fe2I3 =>
12 Fe + 2(PO4)3 + 9 BaI2 = 3 Ba3(PO4)2 + 6 Fe2I3
K2SO4 + NH4CH3COO = KCH3COO + (NH4)2SO4 =>
K2SO4 + 2 NH4CH3COO = 2 KCH3COO + (NH4)2SO4
H2O2 + P2H4 = PO4 + H2O =>
10 H2O2 + P2H4 = 2 PO4 + 12 H2O
Va + O2 = Va2O3 =>
4 Va + 3 O2 = 2 Va2O3
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
C6H10O5H2O = C2H5OHCO2 =>
C6H10O5H2O = 2 C2H5OHCO2
Co + (NH4)SCN = [Co(SCN)4] + NH4 =>
Co + 4(NH4)SCN = [Co(SCN)4] + 4 NH4
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
Al + NH3 = AlNH3 =>
Al + NH3 = AlNH3
Ag + O = Ag2O =>
2 Ag + O = Ag2O
HCe + NH3 = NH4Ce =>
HCe + NH3 = NH4Ce
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
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