| Équations équilibrées la veille |
HC2H3O2 + 4 Ba(OH)2 = 6 H2O + 2 CO2 + 4 Ba
Co = Co2 =>
2 Co = Co2
Fr + FrNO3 = Fr2O + N2 =>
10 Fr + 2 FrNO3 = 6 Fr2O + N2
Na2SO3 + K2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 Na2SO3 + K2Cr2O7 + 4 H2SO4 = 3 Na2SO4 + Cr2(SO4)3 + K2SO4 + 4 H2O
C6H5NH2 + Br2 = C6H2Br3NH2 + HBr =>
C6H5NH2 + 3 Br2 = C6H2Br3NH2 + 3 HBr
K2S + ZnCl2 = KCl + ZnS =>
K2S + ZnCl2 = 2 KCl + ZnS
H2O + MnO4{-} + I{-} = MnO2 + I2 + OH{-} =>
4 H2O + 2 MnO4{-} + 6 I{-} = 2 MnO2 + 3 I2 + 8 OH{-}
MgCO3 + HBr = MgBr2 + CO2 + H2O =>
MgCO3 + 2 HBr = MgBr2 + CO2 + H2O
S2 = S =>
S2 = 2 S
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Sr + HNO3 = Sr(NO3)2 + NO2 + H2O =>
Sr + 4 HNO3 = Sr(NO3)2 + 2 NO2 + 2 H2O
MgO + H3PO4 = Mg3(PO4)2 + H2O =>
3 MgO + 2 H3PO4 = Mg3(PO4)2 + 3 H2O
Cu(k) + H2SO4(konc) = CuSO4(aq) + SO2(d) + H2O(s) =>
Cu(k) + 2 H2SO4(konc) = CuSO4(aq) + SO2(d) + 2 H2O(s)
CuH2ONaOH = Cu(OH)Na(H2O) =>
CuH2ONaOH = Cu(OH)Na(H2O)
NaOH(ac) + MgSO4(ac) = Mg(OH)2(s) + Na2SO4(ac) =>
2 NaOH(ac) + MgSO4(ac) = Mg(OH)2(s) + Na2SO4(ac)
Co = Co2 =>
2 Co = Co2
H3P + CaO = H2O + Ca3P2 =>
2 H3P + 3 CaO = 3 H2O + Ca3P2
H3AsO3 + KOH = KH2AsO3 + H2O =>
H3AsO3 + KOH = KH2AsO3 + H2O
H2O2 = H2O + O =>
H2O2 = H2O + O
Sr + HNO3 = Sr(NO3)2 + NO + H2O =>
3 Sr + 8 HNO3 = 3 Sr(NO3)2 + 2 NO + 4 H2O
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3 =>
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
PbSO4 + Cu(NO3)2 = Pb(NO3)2 + CuSO4 =>
PbSO4 + Cu(NO3)2 = Pb(NO3)2 + CuSO4
Na2SH2O = Na2OH2S =>
Na2SH2O = Na2OH2S
AgNO3 + CuSO4 = Ag2SO4 + Cu(NO3)2 =>
2 AgNO3 + CuSO4 = Ag2SO4 + Cu(NO3)2
PF5 + H2 = P + HF =>
2 PF5 + 5 H2 = 2 P + 10 HF
NH2CH2COOH*HClO4*NH4ClO4 = CO2 + H2O + N2 + Cl2 + O2 =>
2 NH2CH2COOH*HClO4*NH4ClO4 = 4 CO2 + 10 H2O + 2 N2 + 2 Cl2 + O2
C8H8 + HBr = C8H10 + Br =>
C8H8 + 2 HBr = C8H10 + 2 Br
FeCl3(aq) + Na2SiO3(aq) = Fe2(SiO3)3 + NaCl =>
2 FeCl3(aq) + 3 Na2SiO3(aq) = Fe2(SiO3)3 + 6 NaCl
N2O3 + H2O = NHO2 =>
N2O3 + H2O = 2 NHO2
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
FeBr3HS = FeBr2HBrS =>
FeBr3HS = FeBr2HBrS
H2OCH5N = H3OCH4N =>
H2OCH5N = H3OCH4N
C5H8 + F2 = CF4 + HF =>
C5H8 + 14 F2 = 5 CF4 + 8 HF
H8 = H2 =>
H8 = 4 H2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
HNO3 + Cu = Cu(NO3)2 + NO + H2O =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 2 NO + 4 H2O
CH2OHC6H4CH2OH + K2Cr2O7 + H2SO4 = HOOCC6H4COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH2OHC6H4CH2OH + 4 K2Cr2O7 + 16 H2SO4 = 3 HOOCC6H4COOH + 4 Cr2(SO4)3 + 4 K2SO4 + 22 H2O
NaHCO3AgNO3 = NaHCAgNO6 =>
NaHCO3AgNO3 = NaHCAgNO6
CH2OHC6H4CH2OH + K2Cr2O7 + H2SO4 = HOOCC6H4COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH2OHC6H4CH2OH + 4 K2Cr2O7 + 16 H2SO4 = 3 HOOCC6H4COOH + 4 Cr2(SO4)3 + 4 K2SO4 + 22 H2O
CuO(s) + C(s) = Cu(s) + CO2(g) =>
2 CuO(s) + C(s) = 2 Cu(s) + CO2(g)
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
O = O40 =>
40 O = O40
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
K2(Zn(OH)4)CO2 = K2CO3Zn(OH)2H2O =>
K2(Zn(OH)4)CO2 = K2CO3Zn(OH)2H2O
NaOH + H2S + I2 = S + NaI + H2O =>
2 NaOH + H2S + I2 = S + 2 NaI + 2 H2O
CH2OHC6H4CH2OH + K2Cr2O7 + H2SO4 = HOOCC6H4COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH2OHC6H4CH2OH + 4 K2Cr2O7 + 16 H2SO4 = 3 HOOCC6H4COOH + 4 Cr2(SO4)3 + 4 K2SO4 + 22 H2O
CuHg(No3)2 = Cu(No3)2Hg =>
CuHg(No3)2 = Cu(No3)2Hg
CH2OHC6H4CH2OH + K2Cr2O7 + H2SO4 = HOOCC6H4COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH2OHC6H4CH2OH + 4 K2Cr2O7 + 16 H2SO4 = 3 HOOCC6H4COOH + 4 Cr2(SO4)3 + 4 K2SO4 + 22 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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