Équations équilibrées la veille |
3 Pb + 3 FeAsO4 = Pb3(AsO4)3 + 3 Fe
FeMnO4 = Fe{+} + MnO4{-} =>
FeMnO4 = Fe{+} + MnO4{-}
Xe + OH = HXeO4 + H2O =>
Xe + 7 OH = HXeO4 + 3 H2O
Cu(OH)2 = CuO + H2O = =>
Cu(OH)2 = CuO + H2O
Cu{2} + e = Cu =>
Cu{2} + 2e = Cu
Ni(OH)2(s) + H2SO4(aq) = NiSO4(aq) + H2O(aq) =>
Ni(OH)2(s) + H2SO4(aq) = NiSO4(aq) + 2 H2O(aq)
NH + N2O = N2 + H2O =>
2 NH + N2O = 2 N2 + H2O
Fe(HCO3)2 + H2O = Fe(OH)2 + H2CO3 =>
Fe(HCO3)2 + 2 H2O = Fe(OH)2 + 2 H2CO3
CuF2 + H2S = CuS + HF =>
CuF2 + H2S = CuS + 2 HF
FeO + AgNO3 = Fe2O3 + Ag + NO =>
4 FeO + AgNO3 = 2 Fe2O3 + Ag + NO
K2SO4 + Ba(C2H3O2)2 = K(C2H3O2)2 + Ba2SO4 =>
K2SO4 + 2 Ba(C2H3O2)2 = 2 K(C2H3O2)2 + Ba2SO4
HCl = H* + Cl =>
HCl = H* + Cl
C15H16O2 + COCl2 = C16H14O3 + HCl =>
C15H16O2 + COCl2 = C16H14O3 + 2 HCl
K2Cr2O7 + H2SO4 + Fe2SO4 = K2SO4 + Fe2(SO4)3 + Cr2(SO4)3 + H2O =>
2 K2Cr2O7 + 14 H2SO4 + 3 Fe2SO4 = 2 K2SO4 + 3 Fe2(SO4)3 + 2 Cr2(SO4)3 + 14 H2O
Sc(s) + Br2(l) = ScBr3(s) =>
2 Sc(s) + 3 Br2(l) = 2 ScBr3(s)
LaCl3 + Na2Co3 = La2(Co3)3 + NaCl =>
2 LaCl3 + 3 Na2Co3 = La2(Co3)3 + 6 NaCl
RbOH + H2Cr2O7 = Rb2Cr2O7 + H2O =>
2 RbOH + H2Cr2O7 = Rb2Cr2O7 + 2 H2O
H2S + V(OH)4 = VS2 + H2O =>
2 H2S + V(OH)4 = VS2 + 4 H2O
KMnO4 + NaOH = Na2MnO4 + O2 + H2O + KOH =>
4 KMnO4 + 8 NaOH = 4 Na2MnO4 + O2 + 2 H2O + 4 KOH
CaO + O = CaO2 =>
CaO + O = CaO2
Na2S(aq) + ZnSO4(aq) = Na2SO4(aq) + ZnS(s) =>
Na2S(aq) + ZnSO4(aq) = Na2SO4(aq) + ZnS(s)
Sb + HBr = SbBr3 + H2 =>
2 Sb + 6 HBr = 2 SbBr3 + 3 H2
Na2CO3 + Ca(NO3)2 = CaCO3 + NaNO3 =>
Na2CO3 + Ca(NO3)2 = CaCO3 + 2 NaNO3
Pr(OH)3 + H2SeO4 = Pr2(SeO4)3 + H2O =>
2 Pr(OH)3 + 3 H2SeO4 = Pr2(SeO4)3 + 6 H2O
Pb(NO3)2 + HNO3 = Pb(NO3)3 + H2 =>
2 Pb(NO3)2 + 2 HNO3 = 2 Pb(NO3)3 + H2
CH3CH2OHC2H5 + HCl = CH3CH2ClC2H5 + H2O =>
CH3CH2OHC2H5 + HCl = CH3CH2ClC2H5 + H2O
NaCl + Al = Na + AlCl =>
NaCl + Al = Na + AlCl
MnO4{-}(aq) + Cl{-}(aq) + H{+}(aq) = Mn{2+}(aq) + Cl2(g) + H2O(l) =>
2 MnO4{-}(aq) + 10 Cl{-}(aq) + 16 H{+}(aq) = 2 Mn{2+}(aq) + 5 Cl2(g) + 8 H2O(l)
Co(NO3)2 + MgCl2 = CoCl2 + Mg(NO3)2 =>
Co(NO3)2 + MgCl2 = CoCl2 + Mg(NO3)2
Cr2O7{-}2 + Cl{-} + H{+} = Cr3{+} + Cl2 + H2O =>
6 Cr2O7{-}2 + 74 Cl{-} + 84 H{+} = 4 Cr3{+} + 37 Cl2 + 42 H2O
CH3COOH + C5H10 = CH3COOC5H11 =>
CH3COOH + C5H10 = CH3COOC5H11
LiCl + (NH4)2SO4 = Li2SO4 + NH4Cl =>
2 LiCl + (NH4)2SO4 = Li2SO4 + 2 NH4Cl
CuF2 + H2S = CuS + HF =>
CuF2 + H2S = CuS + 2 HF
MgSO4 + NH4OH + NH4Cl + Na2HPO4 = MgNH4PO4 + NaCl + (NH4)2SO4 + H2O =>
MgSO4 + NH4OH + 2 NH4Cl + Na2HPO4 = MgNH4PO4 + 2 NaCl + (NH4)2SO4 + H2O
CuCl2 + NaNO3 = Cu(NO3)2 + NaCl =>
CuCl2 + 2 NaNO3 = Cu(NO3)2 + 2 NaCl
Ag16Cu3 + HNO3 = AgNO3 + Cu(NO3)2 + H2 =>
Ag16Cu3 + 22 HNO3 = 16 AgNO3 + 3 Cu(NO3)2 + 11 H2
HCl + Ca(NO3)2 = CaCl2 + H(NO3) =>
2 HCl + Ca(NO3)2 = CaCl2 + 2 H(NO3)
H2SO3 + NaCO3 = H2O + CO2 + NaSO3 =>
H2SO3 + NaCO3 = H2O + CO2 + NaSO3
CU(s) + O2(g) = CUO2 =>
CU(s) + O2(g) = CUO2
Na2Cr2O7 + H2C2O2 + HCl = CrCl3 + CO2 + H2O + NaCl =>
Na2Cr2O7 + H2C2O2 + 8 HCl = 2 CrCl3 + 2 CO2 + 5 H2O + 2 NaCl
LiOH + (NH4)2S = Li2S + NH3 + H2O =>
2 LiOH + (NH4)2S = Li2S + 2 NH3 + 2 H2O
Cu(OH)2 + NH4OH = (Cu(NH3)4(H2O)2)(OH)2 + H2O =>
Cu(OH)2 + 4 NH4OH = (Cu(NH3)4(H2O)2)(OH)2 + 2 H2O
Cr + CO2 = Cr2O3 + CO =>
2 Cr + 3 CO2 = Cr2O3 + 3 CO
LaN3O9*6H2O + Sr(NO3)2 + Mn(NO3)2*4H2O + C2H5NO2 = La7Sr3MnO3 + N2 + H2 + CO2 =>
14 LaN3O9*6H2O + 6 Sr(NO3)2 + 2 Mn(NO3)2*4H2O + 130 C2H5NO2 = 2 La7Sr3MnO3 + 94 N2 + 417 H2 + 260 CO2
Cu{+} + PbO2 + H{+} + SO4{-2} = Cu{+2} + PbSO4 + H2O =>
2 Cu{+} + PbO2 + 4 H{+} + SO4{-2} = 2 Cu{+2} + PbSO4 + 2 H2O
K2SO4(aq) + NaNO3(aq) = K2NO3(aq) + NaSO4(s) =>
K2SO4(aq) + NaNO3(aq) = K2NO3(aq) + NaSO4(s)
NS + Cl2 = NSCl =>
2 NS + Cl2 = 2 NSCl
Mg + KMnO4 + H2SO4 = MnSO4 + MgSO4 + K2SO4 + H2O =>
5 Mg + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 5 MgSO4 + K2SO4 + 8 H2O
PhMgBr + CO2 + H2O = PhCOOH + HOMgBr =>
PhMgBr + CO2 + H2O = PhCOOH + HOMgBr
C2H5NHCH3 + O2 = CO2 + H2O + N2 =>
4 C2H5NHCH3 + 21 O2 = 12 CO2 + 18 H2O + 2 N2
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