| Équations équilibrées la veille |
CuCO3 + 2 CH3COOH = CO2 + C4H6CuO4 + H2O
KMnO4 + Na2C2O4 + H2SO4 = MnSO4 + CO2 + H2O + KHSO4 + NaHSO4 =>
2 KMnO4 + 5 Na2C2O4 + 14 H2SO4 = 2 MnSO4 + 10 CO2 + 8 H2O + 2 KHSO4 + 10 NaHSO4
Ba(OH)2(excess) + KHSO4 = BaSO4 + K2SO4 + H2O =>
Ba(OH)2(excess) + 2 KHSO4 = BaSO4 + K2SO4 + 2 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
VO3{-} + KI = I{-} + KVO3 =>
VO3{-} + KI = I{-} + KVO3
NI3(s) = N2(g) + I2(l) =>
2 NI3(s) = N2(g) + 3 I2(l)
Hg(OH2) = Hg + H2O =>
Hg(OH2) = Hg + H2O
CoCl2 + Zn(NO3)2 = ZnCl2 + Co(NO3)2 =>
CoCl2 + Zn(NO3)2 = ZnCl2 + Co(NO3)2
K2Cr2O7 + H2SO4 + SO2 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 + 3 SO2 = Cr2(SO4)3 + K2SO4 + H2O
CO2 + H2O + Cl2 = C2H3O2Cl + O2 =>
8 CO2 + 6 H2O + 2 Cl2 = 4 C2H3O2Cl + 7 O2
FeCl2 + Na2S2O3 = FeS2 + NaCl + O2 =>
2 FeCl2 + 2 Na2S2O3 = 2 FeS2 + 4 NaCl + 3 O2
NaCl + HF = HCl + NaF =>
NaCl + HF = HCl + NaF
CuBr2(aq) + NH4NO3(aq) = Cu(NO3)2(s) + NH4Br(aq) =>
CuBr2(aq) + 2 NH4NO3(aq) = Cu(NO3)2(s) + 2 NH4Br(aq)
X + EJZ3 = XJZ3 + E2Z + JZ =>
3 X + 4 EJZ3 = 3 XJZ3 + 2 E2Z + JZ
H2O2 + Mn = Mn(OH)4 =>
2 H2O2 + Mn = Mn(OH)4
FeCl3 + HNO3 = Fe(NO3)3 + HCl =>
FeCl3 + 3 HNO3 = Fe(NO3)3 + 3 HCl
AgCl + CrSO4 = Ag2 + SO4 + Cr2Cl =>
2 AgCl + 4 CrSO4 = Ag2 + 4 SO4 + 2 Cr2Cl
BaI2 + Na3PO4 = Ba3(PO4)2 + NaI =>
3 BaI2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaI
Ni + NO3{-} + H{+} = Ni{2+} + NH4{+} + H2O =>
4 Ni + NO3{-} + 10 H{+} = 4 Ni{2+} + NH4{+} + 3 H2O
CuI + Br = CuIBr =>
CuI + Br = CuIBr
KMnO4 + H2C2O4 + HClO4 = KKClO4 + Mn(ClO4)2 + CO2 + H2O =>
4 KMnO4 + 11 H2C2O4 + 10 HClO4 = 2 KKClO4 + 4 Mn(ClO4)2 + 22 CO2 + 16 H2O
Fe(OH)3 + MgSe = Fe2Se3 + Mg(OH)2 =>
2 Fe(OH)3 + 3 MgSe = Fe2Se3 + 3 Mg(OH)2
Pd + HNO3 = PdNO3 + H2 =>
2 Pd + 2 HNO3 = 2 PdNO3 + H2
Cu3 + S4 = CuS =>
4 Cu3 + 3 S4 = 12 CuS
CH3CH2COONa + H2SO4 = CH3CH2COOH + NaHSO4 =>
CH3CH2COONa + H2SO4 = CH3CH2COOH + NaHSO4
KO2 + Na2SO3 + H2SO4 = K2SO4 + Na2SO4 + H2O =>
2 KO2 + 3 Na2SO3 + H2SO4 = K2SO4 + 3 Na2SO4 + H2O
C2H5OH = C + H + OH =>
C2H5OH = 2 C + 5 H + OH
C6H96O46N0036S001 + O2 = NO2 + H2O + CO2 + SO2 =>
C6H96O46N0036S001 + 44 O2 = 36 NO2 + 48 H2O + 6 CO2 + SO2
HCl + K2O = K2Cl2 + H2O =>
2 HCl + K2O = K2Cl2 + H2O
CH4 + Mg = MgH2 + C =>
CH4 + 2 Mg = 2 MgH2 + C
AgNO3 + K + I = AgKI + KNO3 =>
AgNO3 + 2 K + I = AgKI + KNO3
NiO + SO2 = Ni + SO4 =>
2 NiO + SO2 = 2 Ni + SO4
NaHCO3 + C2H4O2 = CO2 + H2O + NaH3C2O2 =>
NaHCO3 + C2H4O2 = CO2 + H2O + NaH3C2O2
CH3COONa + HCl = HC2H3O2 + NaCl =>
CH3COONa + HCl = HC2H3O2 + NaCl
Ni(s) + Cu(NO3)2(aq) = NiNO3 + Cu =>
2 Ni(s) + Cu(NO3)2(aq) = 2 NiNO3 + Cu
Re2S7 + O2 = Re2O7 + SO2 =>
2 Re2S7 + 21 O2 = 2 Re2O7 + 14 SO2
Fe(MnO4)3 = Fe + Mn + O2 =>
Fe(MnO4)3 = Fe + 3 Mn + 6 O2
Au + HI = AuH + I2 =>
2 Au + 2 HI = 2 AuH + I2
KCl + I2 + Cl2 = KICl2 =>
2 KCl + I2 + Cl2 = 2 KICl2
ZnCl{2} = Zn + Cl{2} =>
ZnCl{2} = Zn + Cl{2}
H2O + NaPO2 = NaH2PO2 + O =>
H2O + NaPO2 = NaH2PO2 + O
Cu + FeCl3 = FeCuCl3 =>
Cu + FeCl3 = FeCuCl3
CaCo3 + HF = HCo3 + CaF =>
CaCo3 + HF = HCo3 + CaF
Cu + FeCl3 = FeCuCl3 =>
Cu + FeCl3 = FeCuCl3
P + O{2} = PO{2} =>
P + O{2} = PO{2}
Zn(SO4) + H2O = Zn + O2 + H2(SO4) =>
2 Zn(SO4) + 2 H2O = 2 Zn + O2 + 2 H2(SO4)
Au + KCN + O2 + H2O = KAu(CN)2 + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 KAu(CN)2 + 4 KOH
KClO21 = KClO22 + KCl =>
22 KClO21 = 21 KClO22 + KCl
NaHCO3(aq) + HCl(aq) = NaCl(aq) + H2(g) + CO3(g) =>
NaHCO3(aq) + HCl(aq) = NaCl(aq) + H2(g) + CO3(g)
Li6NiMn3(CH3O)5 + O2 = Li6NiMn3O10 + H2O + CO2 =>
4 Li6NiMn3(CH3O)5 + 45 O2 = 4 Li6NiMn3O10 + 30 H2O + 20 CO2
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