| Équations équilibrées la veille |
CuOH + NaSO4 = NaOH + CuSO4
HgS + HCl + O2 = Hg2Cl2 + SO2 + H2O =>
4 HgS + 4 HCl + 5 O2 = 2 Hg2Cl2 + 4 SO2 + 2 H2O
CuO + H2SO3 = (CuOH)2SO3 =>
2 CuO + H2SO3 = (CuOH)2SO3
BaS + O2 = Ba + SO2 =>
BaS + O2 = Ba + SO2
MgO + SIO2 = MgSIO3 =>
MgO + SIO2 = MgSIO3
NH3 + FeCl3 = Fe + N2 + HCl =>
2 NH3 + 2 FeCl3 = 2 Fe + N2 + 6 HCl
Ca(SO4) + NaCl = Na2(SO4) + CaCl2 =>
Ca(SO4) + 2 NaCl = Na2(SO4) + CaCl2
Ag + HNO3 = Ag(NO3)2 + N2O + H2O =>
4 Ag + 10 HNO3 = 4 Ag(NO3)2 + N2O + 5 H2O
Na + H2SO4 = Na2SO4 + Na2S + H2O =>
8 Na + 4 H2SO4 = 3 Na2SO4 + Na2S + 4 H2O
Sr(OH)2(aq) + HI = SrI2 + H2O =>
Sr(OH)2(aq) + 2 HI = SrI2 + 2 H2O
SOH + H2O = H3SO2 =>
SOH + H2O = H3SO2
Al(OH)3(aq) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(aq) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 6 H2O(l)
MnO + O2 = Mn3O4 =>
6 MnO + O2 = 2 Mn3O4
C6H14 + HNO3 = C6H13 + NO2 + H2O =>
C6H14 + HNO3 = C6H13 + NO2 + H2O
Al + NO3{-} + OH{-} + H2O = Al(OH)3{-} + NH3 =>
4 Al + NO3{-} + 3 OH{-} + 6 H2O = 4 Al(OH)3{-} + NH3
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
FeSO4 + H2SO4 + SO2 = Fe2(SO4)3 + H2S =>
4 FeSO4 + H2SO4 + 2 SO2 = 2 Fe2(SO4)3 + H2S
Fe + HOH + O2 = Fe2O3*3HOH =>
4 Fe + 6 HOH + 3 O2 = 2 Fe2O3*3HOH
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
MnSO4 + HNo3 = Mn(No3)2 + H2SO4 =>
MnSO4 + 2 HNo3 = Mn(No3)2 + H2SO4
BaO + CO = Ba2CO3 =>
2 BaO + CO = Ba2CO3
Ag + HNO3 = Ag(NO3)2 + N2O + H2O =>
4 Ag + 10 HNO3 = 4 Ag(NO3)2 + N2O + 5 H2O
BaS + O2 = Ba + SO2 =>
BaS + O2 = Ba + SO2
Ca(C2H3O2)2 + Na2(CO3) = CaCO3 + NaC2H3O2 =>
Ca(C2H3O2)2 + Na2(CO3) = CaCO3 + 2 NaC2H3O2
Al2O3 + Fe2 = Al + Fe2O3 =>
Al2O3 + Fe2 = 2 Al + Fe2O3
CH3CH2COH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COOH + H2O =>
3 CH3CH2COH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CH2COOH + 4 H2O
Na2NH + H2O = NH3 + NaOH =>
Na2NH + 2 H2O = NH3 + 2 NaOH
MnCl2 + NaOCl + NaOH = MnO2 + NaCl + H2O =>
MnCl2 + NaOCl + 2 NaOH = MnO2 + 3 NaCl + H2O
KMnO4 + CuI + H2SO4 = CuSO4 + I2 + MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 10 CuI + 16 H2SO4 = 10 CuSO4 + 5 I2 + 4 MnSO4 + 2 K2SO4 + 16 H2O
Na2TeO4 + Na + HCl = NaCl + Te + H2O =>
Na2TeO4 + 6 Na + 8 HCl = 8 NaCl + Te + 4 H2O
CuCO3 + HCl = CuCl2 + H2O + CO2 =>
CuCO3 + 2 HCl = CuCl2 + H2O + CO2
Ca2{+} + O2{-} = CaO =>
Ca2{+} + O2{-} = 2 CaO
CaCO3(s) + HCl(ag) = CaCl2(aq) + CO2(g) + H2O(l) =>
CaCO3(s) + 2 HCl(ag) = CaCl2(aq) + CO2(g) + H2O(l)
Zn(SO4)3 + Al = Al2(SO4)3 + Zn =>
Zn(SO4)3 + 2 Al = Al2(SO4)3 + Zn
C3H5NO2 + O2 = CO2 + NO2 + H2O =>
4 C3H5NO2 + 17 O2 = 12 CO2 + 4 NO2 + 10 H2O
Cu + CO2 = CuOCO =>
Cu + CO2 = CuOCO
FeCl2 + MgSO4 = Fe(SO4) + MgCl2 =>
FeCl2 + MgSO4 = Fe(SO4) + MgCl2
NH4OH + Cs3BO3 = CsNH3{+} + BO3{-3} + H2O =>
3 NH4OH + Cs3BO3 = 3 CsNH3{+} + BO3{-3} + 3 H2O
CuCl2 + NH4Cl + H2O = (NH4)2[CuCl4(H2O)2] =>
CuCl2 + 2 NH4Cl + 2 H2O = (NH4)2[CuCl4(H2O)2]
KMnO4 + Hg2(NO3)2 + HNO3 = Mn(NO3)2 + Hg(NO3)2 + KNO3 + H2O =>
2 KMnO4 + 5 Hg2(NO3)2 + 16 HNO3 = 2 Mn(NO3)2 + 10 Hg(NO3)2 + 2 KNO3 + 8 H2O
Al + KClO4 + H2SO4 = KCl + Al2(SO4)3 + H2O =>
8 Al + 3 KClO4 + 12 H2SO4 = 3 KCl + 4 Al2(SO4)3 + 12 H2O
HgO + H2O = H2 + HgO2 =>
HgO + H2O = H2 + HgO2
Na2SO3 + HNO3 = NaNO3 + SO2 + H2O =>
Na2SO3 + 2 HNO3 = 2 NaNO3 + SO2 + H2O
BaBr2 + Li3PO4 = Ba3(PO4)2 + LiBr =>
3 BaBr2 + 2 Li3PO4 = Ba3(PO4)2 + 6 LiBr
Bi(NO3)3 + NaOH + Na2SnO2 + H2O = Bi + Na2[Sn(OH)6] + NaNO3 =>
2 Bi(NO3)3 + 6 NaOH + 3 Na2SnO2 + 6 H2O = 2 Bi + 3 Na2[Sn(OH)6] + 6 NaNO3
KI2 + Cl2 = KCl2 + I =>
KI2 + Cl2 = KCl2 + 2 I
Cu(OH)2 + H3Po4 = Cu3(Po4)2 + H2O =>
3 Cu(OH)2 + 2 H3Po4 = Cu3(Po4)2 + 6 H2O
Cl + CaS = Ca + ClS =>
Cl + CaS = Ca + ClS
N + H2O = NOH + H2 =>
2 N + 2 H2O = 2 NOH + H2
KMnO4 + NaHSO3 + NaOH = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + NaHSO3 + 3 NaOH = K2MnO4 + Na2MnO4 + Na2SO4 + 2 H2O
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