| Équations équilibrées la veille |
HBrO3(aq) + NaOH(aq) = H2O(l) + NaBrO3(s)
FeCl3 + Br2 + KOH = K2FeO4 + KBr + KCl + H2O =>
2 FeCl3 + 3 Br2 + 16 KOH = 2 K2FeO4 + 6 KBr + 6 KCl + 8 H2O
Na + HO + C = NaHCO3 + H2 =>
Na + 3 HO + C = NaHCO3 + H2
CH3CH3COOH + O2 = H2O + CO2 =>
4 CH3CH3COOH + 15 O2 = 14 H2O + 12 CO2
SnO2 + Ba(MnO4)2 = BaO + Sn(MnO4)4 =>
SnO2 + 2 Ba(MnO4)2 = 2 BaO + Sn(MnO4)4
NO2{-} + H2SO4 = HNO2 + SO4{2-} =>
2 NO2{-} + H2SO4 = 2 HNO2 + SO4{2-}
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
KClO3 + Mg + Ca(OH)2 = MgO + KOH + CaCl2 =>
2 KClO3 + 6 Mg + Ca(OH)2 = 6 MgO + 2 KOH + CaCl2
FeSO3 + HNO3 + H2SO4 = Fe2(SO4)3 + NO2 + H2O =>
2 FeSO3 + 6 HNO3 + H2SO4 = Fe2(SO4)3 + 6 NO2 + 4 H2O
NaIO3 + SIO2 + H2O = NaHSO4 + H2SO4 + I2 =>
4 NaIO3 + 10 SIO2 + 8 H2O = 4 NaHSO4 + 6 H2SO4 + 7 I2
Al(HSO3)3 + HCl = AlCl3 + H2O + SO2 =>
Al(HSO3)3 + 3 HCl = AlCl3 + 3 H2O + 3 SO2
C7H16O + O2 = CO4 + H2O =>
2 C7H16O + 35 O2 = 14 CO4 + 16 H2O
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
NaOH + C6H5NH2 = NaNH2 + C6H6O =>
NaOH + C6H5NH2 = NaNH2 + C6H6O
NaF + H2O = NaFH2O =>
NaF + H2O = NaFH2O
HBr(aq) + Al(k) = AlBr3(aq) + H2(d) =>
6 HBr(aq) + 2 Al(k) = 2 AlBr3(aq) + 3 H2(d)
KBr + KClO3 + H2SO4 = KCl + Br + K2SO4 + H2O =>
6 KBr + KClO3 + 3 H2SO4 = KCl + 6 Br + 3 K2SO4 + 3 H2O
Pb + Na2O2 = Na2PbO2 =>
Pb + Na2O2 = Na2PbO2
NaOAc + AgNO3 = AgOAc + NaNO3 =>
NaOAc + AgNO3 = AgOAc + NaNO3
C6H12O + K2Cr2O7 + H2SO4 = C6H12O2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C6H12O + K2Cr2O7 + 4 H2SO4 = 3 C6H12O2 + K2SO4 + Cr2(SO4)3 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C + CrO3 = Cr2O3 + CO2 =>
3 C + 4 CrO3 = 2 Cr2O3 + 3 CO2
CaCO3(s) + H3PO4(aq) = Ca3(PO4)2(aq) + CO2(g) + H2O(l) =>
3 CaCO3(s) + 2 H3PO4(aq) = Ca3(PO4)2(aq) + 3 CO2(g) + 3 H2O(l)
Br + I = BrI2 =>
Br + 2 I = BrI2
Pb(OH)2 + KOH = (Pb(OH)4) + K =>
Pb(OH)2 + 2 KOH = (Pb(OH)4) + 2 K
C2H4O2 + HCl = C2H4O2H + Cl =>
C2H4O2 + HCl = C2H4O2H + Cl
CO2(g) + H(g) = CH4(g) + H2O(g) =>
CO2(g) + 8 H(g) = CH4(g) + 2 H2O(g)
CuBr2 + HClO4 = CuO + HCl + Br2 =>
4 CuBr2 + HClO4 = 4 CuO + HCl + 4 Br2
Fe2O3 + C = CO2 + Fe =>
2 Fe2O3 + 3 C = 3 CO2 + 4 Fe
BrCl + Br{-} = Br2 + Cl{-} =>
BrCl + Br{-} = Br2 + Cl{-}
S + OH{-} = S2O3{2-} + S{-} + H2O =>
6 S + 6 OH{-} = S2O3{2-} + 4 S{-} + 3 H2O
MgCO3 + HClO4 = Mg(ClO4)2 + H2CO3 =>
MgCO3 + 2 HClO4 = Mg(ClO4)2 + H2CO3
MnSO4 + NH3 = MnNH3 + SO4 =>
MnSO4 + NH3 = MnNH3 + SO4
C6H5CH2CN + H2O = C6H5CH2COOH + NH3 =>
C6H5CH2CN + 2 H2O = C6H5CH2COOH + NH3
I5O5 + CO = I2 + CO2 =>
2 I5O5 + 10 CO = 5 I2 + 10 CO2
HCl + NaOH = H + NaClO =>
HCl + NaOH = 2 H + NaClO
Fe(s) + Ag(NO3)(aq) = Fe(NO3)2(aq) + Ag(s) =>
Fe(s) + 2 Ag(NO3)(aq) = Fe(NO3)2(aq) + 2 Ag(s)
AlH3 + H2O = AlOH + H2 =>
AlH3 + H2O = AlOH + 2 H2
H2O + Cu(C2H3O2)2*H2O + NaC7H4SO3N*H2O = Cu(C7H4SO3N)2*(H2O)4(H2O)2 + Na(C2H3O2) =>
3 H2O + Cu(C2H3O2)2*H2O + 2 NaC7H4SO3N*H2O = Cu(C7H4SO3N)2*(H2O)4(H2O)2 + 2 Na(C2H3O2)
HCl + MgSO4 = MgCl + HSO4 =>
HCl + MgSO4 = MgCl + HSO4
Co + NiSO4 = CoSO4 + Ni =>
Co + NiSO4 = CoSO4 + Ni
CaHPO4 + HBr = CaBr2 + P2O5 + H2O =>
2 CaHPO4 + 4 HBr = 2 CaBr2 + P2O5 + 3 H2O
Cr + H3AsO4 = Cr2O7 + H3AsO3 =>
2 Cr + 7 H3AsO4 = Cr2O7 + 7 H3AsO3
C16H10N2O2 + H2O = CO2 + CH4 + N2 =>
4 C16H10N2O2 + 50 H2O = 29 CO2 + 35 CH4 + 4 N2
KHSO4 + Ag = Ag2SO4 + SO2 + K2SO4 + H2O =>
4 KHSO4 + 2 Ag = Ag2SO4 + SO2 + 2 K2SO4 + 2 H2O
K2 + MnO4 = KMnO4 =>
K2 + 2 MnO4 = 2 KMnO4
NH4{+} + Cr2O7{2-} + H{+} = Cr{3+} + N2 + H2O =>
2 NH4{+} + Cr2O7{2-} + 6 H{+} = 2 Cr{3+} + N2 + 7 H2O
NaCl + K2Cr2O7 + H2SO4 = Cl2 + H2O + K2SO4 + Na2SO4 + Cr2SO4 =>
10 NaCl + K2Cr2O7 + 7 H2SO4 = 5 Cl2 + 7 H2O + K2SO4 + 5 Na2SO4 + Cr2SO4
Na2[Be(OH)4] + H2SO4 = Na2SO4 + Be(OH)2 + H2O =>
Na2[Be(OH)4] + H2SO4 = Na2SO4 + Be(OH)2 + 2 H2O
C6H5CH3 + HNO3 = C6H2CH3(NO2)3 + H2O =>
C6H5CH3 + 3 HNO3 = C6H2CH3(NO2)3 + 3 H2O
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