Équations équilibrées la veille | Équations équilibrées le lendemain |
5 HCH3CO2 + 6 OH = 12 H2O + 2 CHC3CO2
Fe(NO3)2 + Na2(SO3) = Fe(SO3) + Na(NO3) =>
Fe(NO3)2 + Na2(SO3) = Fe(SO3) + 2 Na(NO3)
Fe + NaNo3 = Na + Fe(No3)2 =>
Fe + 2 NaNo3 = 2 Na + Fe(No3)2
K2Cr2O7 + CH3CH2OH + HNO3 = Cr(NO3)3 + KNO3 + CH3COOH + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 16 HNO3 = 4 Cr(NO3)3 + 4 KNO3 + 3 CH3COOH + 11 H2O
Na3[Cr(OH)6] + HI = Cr(OH)3 + NaI + H2O =>
Na3[Cr(OH)6] + 3 HI = Cr(OH)3 + 3 NaI + 3 H2O
MgO + CO2 = C + MgO2 =>
2 MgO + CO2 = C + 2 MgO2
HO2{-} + CrO2{-} = CrO4{-2} + OH{-} + H2O =>
3 HO2{-} + 2 CrO2{-} = 2 CrO4{-2} + OH{-} + H2O
Na2O2 + H2SO4 = Na2SO4 + H2O2 =>
Na2O2 + H2SO4 = Na2SO4 + H2O2
CuCl2(aq) + Na2CO3(aq) = CuCO3 + Na2Cl2 =>
CuCl2(aq) + Na2CO3(aq) = CuCO3 + Na2Cl2
H2CrO4 + AgNO3 = Ag2CrO4 + HNO3 =>
H2CrO4 + 2 AgNO3 = Ag2CrO4 + 2 HNO3
AgNO3 + K2Cr3O4 = Ag2Cr3O4 + KNO3 =>
2 AgNO3 + K2Cr3O4 = Ag2Cr3O4 + 2 KNO3
CH3OH + HCl = CH3Cl + H2O =>
CH3OH + HCl = CH3Cl + H2O
C3OH + O2 = CO2 + H2O =>
4 C3OH + 11 O2 = 12 CO2 + 2 H2O
HNO2 + NaOH = NaNO2(aq) + H2O(l) =>
HNO2 + NaOH = NaNO2(aq) + H2O(l)
H6TeO6 + Na = Na6TeO6 + H2 =>
H6TeO6 + 6 Na = Na6TeO6 + 3 H2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
NaCrO2 + Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
2 NaCrO2 + 3 Cl2 + 8 NaOH = 2 Na2CrO4 + 6 NaCl + 4 H2O
CaC2 + H2O + CO2 = Ca(OH)2 + C3H4O2 =>
6 CaC2 + 16 H2O + 3 CO2 = 6 Ca(OH)2 + 5 C3H4O2
K + NaOH = K(OH)2 + Na =>
K + 2 NaOH = K(OH)2 + 2 Na
Zh + NaOH = Na2ZhO2 + H2 =>
Zh + 2 NaOH = Na2ZhO2 + H2
F2 + Cu = CuF =>
F2 + 2 Cu = 2 CuF
NNH3 + O2 = N2 + H2O =>
4 NNH3 + 3 O2 = 4 N2 + 6 H2O
CH3CH2CH2CH2OH + O2 = CO2 + H2O =>
CH3CH2CH2CH2OH + 6 O2 = 4 CO2 + 5 H2O
AgF + MgCl2 = MgF + AgCl2 =>
AgF + MgCl2 = MgF + AgCl2
C16HO32 + O2 = CO2 + H2O =>
4 C16HO32 + O2 = 64 CO2 + 2 H2O
Fe(OH)2 = Fe + OH =>
Fe(OH)2 = Fe + 2 OH
NH4OH + BaPO4 = NH4PO4 + BaOH =>
NH4OH + BaPO4 = NH4PO4 + BaOH
C34H18O2 + O2 = CO2 + H2O =>
2 C34H18O2 + 75 O2 = 68 CO2 + 18 H2O
CoO = Co + O =>
CoO = Co + O
HCI + CaCO3 = CaCI2 + H2O + CO =>
2 HCI + CaCO3 = CaCI2 + H2O + 2 CO
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
Na + ZnI2 = NaI + NaZn4 =>
9 Na + 4 ZnI2 = 8 NaI + NaZn4
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
HI + Ba(OH)2 = BaI2(aq) + H2O(l) =>
2 HI + Ba(OH)2 = BaI2(aq) + 2 H2O(l)
CO2 + Al = Al2O3 + C =>
3 CO2 + 4 Al = 2 Al2O3 + 3 C
CaO + Fe2O3 = Ca2Fe2O5 =>
2 CaO + Fe2O3 = Ca2Fe2O5
Na + CO3 + HCl = NaCl + H2CO3 =>
2 Na + CO3 + 2 HCl = 2 NaCl + H2CO3
Pt + I2 = PtI6 =>
Pt + 3 I2 = PtI6
NO + HCl = NClOH =>
NO + HCl = NClOH
CoCO3(s) = CO2CoO =>
CoCO3(s) = CO2CoO
AgNO3(aq) + Na2CrO4(aq) = Ag2CrO4(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CrO4(aq) = Ag2CrO4(s) + 2 NaNO3(aq)
Cl2 + NaBr = NaCl + Br =>
Cl2 + 2 NaBr = 2 NaCl + 2 Br
KBrO3 + Na2SSO3 + H2O = KBr + Na2SO4H2SO4 =>
4 KBrO3 + 3 Na2SSO3 + 3 H2O = 4 KBr + 3 Na2SO4H2SO4
NiO(s) + H2SO4(aq) = NiSO4(aq) + H2O(l) =>
NiO(s) + H2SO4(aq) = NiSO4(aq) + H2O(l)
H3N + CO2 = CH4ON2 + H2O =>
2 H3N + CO2 = CH4ON2 + H2O
FeSO4H2O = FeSO4 + H2O =>
FeSO4H2O = FeSO4 + H2O
NaOH + NH4HCO3 = NaHCO3 + NH4OH =>
NaOH + NH4HCO3 = NaHCO3 + NH4OH
NaOH + Br2 = NaBrO + H2O + NaBr =>
2 NaOH + Br2 = NaBrO + H2O + NaBr
CaC2O4 + CH3COOH = Ca(CH3COO)2 + H2C2O4 =>
CaC2O4 + 2 CH3COOH = Ca(CH3COO)2 + H2C2O4
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