Équations équilibrées la veille | Équations équilibrées le lendemain |
Co + H2O = CoO + H2
Sn{2+} + Au{3+}(aq) = Au(s) + Sn{4+}(aq) =>
3 Sn{2+} + 2 Au{3+}(aq) = 2 Au(s) + 3 Sn{4+}(aq)
Ca(OH)2 + AlNO3 = Ca(NO3)2 + AlOH =>
Ca(OH)2 + 2 AlNO3 = Ca(NO3)2 + 2 AlOH
Magnesiumchloride + sodiumcarbonate = magnesiumcarbonate + sodiumchloride =>
MgCl2 + Na2CO3 = MgCO3 + 2 NaCl
NaHSO4 + H2SO4 = SO2 + NaSO4 + H2O =>
2 NaHSO4 + H2SO4 = SO2 + 2 NaSO4 + 2 H2O
Na2Cr2O7 + HCl = NaCl + CrCl3 + Cl2 + H2O =>
Na2Cr2O7 + 14 HCl = 2 NaCl + 2 CrCl3 + 3 Cl2 + 7 H2O
ClCu2Br = Cu2ClBr =>
ClCu2Br = Cu2ClBr
H2C2O4 + NaOH = CO2 + H2O + CHNa =>
3 H2C2O4 + NaOH = 5 CO2 + 3 H2O + CHNa
K2(CO3) + Br2 = KBr + KBrO3 + CO2 =>
3 K2(CO3) + 3 Br2 = 5 KBr + KBrO3 + 3 CO2
Ag + ZnCl2 = AgCl2 + Zn =>
Ag + ZnCl2 = AgCl2 + Zn
(NH4)2SO4(aq) + CuCl2(aq) = (NH4)2Cl2(aq) + CuSO4(s) =>
(NH4)2SO4(aq) + CuCl2(aq) = (NH4)2Cl2(aq) + CuSO4(s)
C15H30 + O2 = CO2 + H2O =>
2 C15H30 + 45 O2 = 30 CO2 + 30 H2O
Fe(OH)2 + Al2O3 = Fe2O2 + Al(OH)3 =>
6 Fe(OH)2 + 2 Al2O3 = 3 Fe2O2 + 4 Al(OH)3
Pb(NO3) + Na2CO3 = Pb(CO3) + Na2 + NO3 =>
Pb(NO3) + Na2CO3 = Pb(CO3) + Na2 + NO3
KOHCu(No3)2 = K(No3)2CuOH =>
KOHCu(No3)2 = K(No3)2CuOH
SO2NO2 = SO3 + NO =>
SO2NO2 = SO3 + NO
Mn2O3 + PbO2 + HNO3 = H2MnO7 + Pb(NO3)2 + H2O =>
Mn2O3 + 9 PbO2 + 18 HNO3 = 2 H2MnO7 + 9 Pb(NO3)2 + 7 H2O
NaCl + (UO2)(CH3COO)2 + CH3COOH = Na(UO2)(CH3COO)3 + HCl =>
NaCl + (UO2)(CH3COO)2 + CH3COOH = Na(UO2)(CH3COO)3 + HCl
Li2OAl2O34SiO2 + H2SO4 = Li2SO4 + H2OAl2O34SiO2 =>
Li2OAl2O34SiO2 + H2SO4 = Li2SO4 + H2OAl2O34SiO2
NiCl2H2O = NiOHClHCl =>
NiCl2H2O = NiOHClHCl
NaCl + H2O = NaOH + Cl2H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2H2
W + NaNO3 + NaOH = NaNO2 + Na2WO4 + H2O =>
W + 3 NaNO3 + 2 NaOH = 3 NaNO2 + Na2WO4 + H2O
LiOH(aq) + KCl(s) = LiCl(s) + KOH(aq) =>
LiOH(aq) + KCl(s) = LiCl(s) + KOH(aq)
Pb(CH3COO)2 + Zn = Zn(CH3COO)2 + Pb =>
Pb(CH3COO)2 + Zn = Zn(CH3COO)2 + Pb
AsO2{-} + I2 + H2O = I{-} + HAsO4{2-} + H{+} =>
AsO2{-} + I2 + 2 H2O = 2 I{-} + HAsO4{2-} + 3 H{+}
ReCl5 + H2O = HReO4 + ReO2 + HCl =>
3 ReCl5 + 8 H2O = HReO4 + 2 ReO2 + 15 HCl
CH3NH2 + O2 + OH{-} = CO3{2-} + H2O + N2 =>
4 CH3NH2 + 9 O2 + 8 OH{-} = 4 CO3{2-} + 14 H2O + 2 N2
Zn + CdClO3 = Zn(ClO3)2 + Cd =>
Zn + 2 CdClO3 = Zn(ClO3)2 + 2 Cd
HS(O2)OH + NaNO3 = NaS(O2)OH + HNO3 =>
HS(O2)OH + NaNO3 = NaS(O2)OH + HNO3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
C3H7Cl + H2O = C3H8O + HCl =>
C3H7Cl + H2O = C3H8O + HCl
CH2NH2COOH + C2H5OH = CH2NH2COOC2H5 + H2O =>
CH2NH2COOH + C2H5OH = CH2NH2COOC2H5 + H2O
C3H6O3 + SO4{2-} = CO2 + H2S + H2O + H{-} =>
C3H6O3 + SO4{2-} = 3 CO2 + H2S + H2O + 2 H{-}
CaSO4H2O = Ca + SO4 + H2O =>
CaSO4H2O = Ca + SO4 + H2O
Zn + Cu2S = Zn2S + Cu =>
2 Zn + Cu2S = Zn2S + 2 Cu
Iron + oxygen = iron(iii)oxide =>
4 Fe + 3 O2 = 2 Fe2O3
Mg2Si + HBr = SiH4 + MgBr2 =>
Mg2Si + 4 HBr = SiH4 + 2 MgBr2
HCl + MnCl2 = Mn2Cl7 + H2 =>
6 HCl + 4 MnCl2 = 2 Mn2Cl7 + 3 H2
NaC2H3O2 + H2SO4 = C2H3O2H + Na2(SO4) =>
2 NaC2H3O2 + H2SO4 = 2 C2H3O2H + Na2(SO4)
NaNO3 + PO4{3-} = Na3PO4 + NO3{-} =>
3 NaNO3 + PO4{3-} = Na3PO4 + 3 NO3{-}
Cr2O3 + Na2CO3 + KNO3 = KNO2 + Na2CrO4 + CO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 3 KNO2 + 2 Na2CrO4 + 2 CO2
P2O3 + HNO3 = P2O5 + NO2 + H2O =>
P2O3 + 4 HNO3 = P2O5 + 4 NO2 + 2 H2O
C7H5N306 + NH4NO3 = CO2 + H2O + N2 =>
2 C7H5N306 + 33 NH4NO3 = 14 CO2 + 71 H2O + 339 N2
H2S(g) + Fe(OH)2(s) = FeS + H2O(g) =>
H2S(g) + Fe(OH)2(s) = FeS + 2 H2O(g)
HCl + KNO2 = HNO2 + KCl =>
HCl + KNO2 = HNO2 + KCl
NaBr + ClO2 + H2SO4 = H2O + Br2 + Na2SO4 + NaCl =>
10 NaBr + 2 ClO2 + 4 H2SO4 = 4 H2O + 5 Br2 + 4 Na2SO4 + 2 NaCl
Pb(NO3)2(aq) + NaI(aq) = Na(NO3)2(aq) + PbI(s) =>
Pb(NO3)2(aq) + NaI(aq) = Na(NO3)2(aq) + PbI(s)
Li4Si + H2SO4 = Li2SO4 + SiH4 =>
Li4Si + 2 H2SO4 = 2 Li2SO4 + SiH4
CH3CH2CH2CH2Br + NaI = CH3CH2CH2CH2I + NaBr =>
CH3CH2CH2CH2Br + NaI = CH3CH2CH2CH2I + NaBr
CH3CH2BrKOH = CH3CH2OHKBr =>
CH3CH2BrKOH = CH3CH2OHKBr
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