| Équations équilibrées la veille |
C2H6OS + H2O2 = C2H6O2S + H2O
C6H12N2O4S2 + O2 = CO2 + H2O + NO2 + SO2 =>
C6H12N2O4S2 + 11 O2 = 6 CO2 + 6 H2O + 2 NO2 + 2 SO2
KBrO3 + KBr + HNO3 = KNO3 + Br2 + H2O =>
KBrO3 + 5 KBr + 6 HNO3 = 6 KNO3 + 3 Br2 + 3 H2O
(NH4)2C2O4 + AlCl3 = Al2(C2O4)3 + NH4Cl =>
3(NH4)2C2O4 + 2 AlCl3 = Al2(C2O4)3 + 6 NH4Cl
Na + HNO3 = NaNO3 + H2 =>
2 Na + 2 HNO3 = 2 NaNO3 + H2
Cl + Ca(OH)2 = Ca(OCl)2 + CaCl2 + H2O =>
4 Cl + 2 Ca(OH)2 = Ca(OCl)2 + CaCl2 + 2 H2O
NaH + Na2SO4 = Na2S + NaOH =>
4 NaH + Na2SO4 = Na2S + 4 NaOH
Na + HNO3 = NaNO3 + NO + H2O =>
3 Na + 4 HNO3 = 3 NaNO3 + NO + 2 H2O
Ca(OH)2 + Cl = Ca(ClO3)2 + CaCl2 + HCl =>
3 Ca(OH)2 + 12 Cl = Ca(ClO3)2 + 2 CaCl2 + 6 HCl
MnO + PbO2 + H2SO4 = HMnO4 + PbSO4 + H2O =>
2 MnO + 5 PbO2 + 5 H2SO4 = 2 HMnO4 + 5 PbSO4 + 4 H2O
K2SO4 + K2S = K2SO3 =>
3 K2SO4 + K2S = 4 K2SO3
FeCl3 + K2S = FeS + KCl + S =>
2 FeCl3 + 3 K2S = 2 FeS + 6 KCl + S
Ba(NO3)2(aq) + K2SO4(aq) = BaSO4(s) + KNO3(aq) =>
Ba(NO3)2(aq) + K2SO4(aq) = BaSO4(s) + 2 KNO3(aq)
Na + HNO3 = NaNO3 + N2O + H2O =>
8 Na + 10 HNO3 = 8 NaNO3 + N2O + 5 H2O
Ca(OH)2 + Cl = CaCl2 + OH =>
Ca(OH)2 + 2 Cl = CaCl2 + 2 OH
SeO2*2H2O = SeO2*H2O + H2O =>
SeO2*2H2O = SeO2*H2O + H2O
Na3H2IO6 + MnSO4 + H2SO4 = HMnO4 + Na2SO4 + NaIO3 + H2O =>
5 Na3H2IO6 + 2 MnSO4 + 3 H2SO4 = 2 HMnO4 + 5 Na2SO4 + 5 NaIO3 + 7 H2O
Na + HNO3 = NaNO3 + NH3 + H2O =>
8 Na + 9 HNO3 = 8 NaNO3 + NH3 + 3 H2O
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
SO2 + NaClO3 = ClO2 + Na2SO4 =>
SO2 + 2 NaClO3 = 2 ClO2 + Na2SO4
K2Cr2O7 + S = K20 + Cr2O3 + SO2 =>
10 K2Cr2O7 + 20 S = K20 + 10 Cr2O3 + 20 SO2
Na + HNO3 = NaNO3 + H =>
Na + HNO3 = NaNO3 + H
Ba(OH)2 + H3PO2 = Ba(H2PO2)2 + H2O =>
Ba(OH)2 + 2 H3PO2 = Ba(H2PO2)2 + 2 H2O
Hg(NO3)2 = HgO + NO2 + O2 =>
2 Hg(NO3)2 = 2 HgO + 4 NO2 + O2
AlOH2 + H2O = Al(OH)2 + H3O =>
AlOH2 + 3 H2O = Al(OH)2 + 2 H3O
H3PO2 + Ba(OH)2 = BaHPO2 + H2O =>
H3PO2 + Ba(OH)2 = BaHPO2 + 2 H2O
Ti + I2 = TiI4 =>
Ti + 2 I2 = TiI4
AlCl3(s) = Al(s) + Cl2(g) =>
2 AlCl3(s) = 2 Al(s) + 3 Cl2(g)
Ca(PO4)4 + SiO2 + C = P4 + CaSiO3 + CO =>
Ca(PO4)4 + SiO2 + 15 C = P4 + CaSiO3 + 15 CO
C3H5(OH)3 + HNO3 = H2O + C3H5(NO3)3 =>
C3H5(OH)3 + 3 HNO3 = 3 H2O + C3H5(NO3)3
SO2 + O2 = SO3 = SO3 + H2O = H2SO4 =>
2 SO2 + O2 = 2 SO3
MgBr2 + Cl2 = MgCl2 + Br2 =>
MgBr2 + Cl2 = MgCl2 + Br2
KI + HCl + MnO2 = I2 + H2O + KCl + MnCl2 =>
2 KI + 4 HCl + MnO2 = I2 + 2 H2O + 2 KCl + MnCl2
Na2CO3 + HCl = NaCl(aq) + H2O(l) + CO2(g) =>
Na2CO3 + 2 HCl = 2 NaCl(aq) + H2O(l) + CO2(g)
C12H24O2 + CH4O = C13H26O2 + C3H8O3 =>
11 C12H24O2 + CH4O = 10 C13H26O2 + C3H8O3
CaO + HNO3 = Ca(NO3) + HO =>
CaO + HNO3 = Ca(NO3) + HO
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
H2 + NaNO2 = NaNO + H2O =>
H2 + NaNO2 = NaNO + H2O
KI + HCl + MnO2 = I + H2O + KCl + MnCl2 =>
2 KI + 4 HCl + MnO2 = 2 I + 2 H2O + 2 KCl + MnCl2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ca + S8 = CaS =>
8 Ca + S8 = 8 CaS
AlCl3(s) = Al(s) + Cl2(g) =>
2 AlCl3(s) = 2 Al(s) + 3 Cl2(g)
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Mg{2+} + Ca(OH)2 + HCO3{-} = CaCO3 + MgCO3 + H2O =>
Mg{2+} + Ca(OH)2 + 2 HCO3{-} = CaCO3 + MgCO3 + 2 H2O
Na2S + Sb2S3 + S = Na3SbS4 =>
3 Na2S + Sb2S3 + 2 S = 2 Na3SbS4
MnO2 + KI + H2O = MnI2 + I2 + KOH =>
MnO2 + 4 KI + 2 H2O = MnI2 + I2 + 4 KOH
Na + HNO3 = NaNO3 + H2 =>
2 Na + 2 HNO3 = 2 NaNO3 + H2
MnO2 + KI + H2O = Mn(OH)2 + I2 + KOH =>
MnO2 + 2 KI + 2 H2O = Mn(OH)2 + I2 + 2 KOH
HNO3 + Li2SO4 = HSO4 + Li2NO3 =>
HNO3 + Li2SO4 = HSO4 + Li2NO3
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