| Équations équilibrées la veille |
Na2[Zn(OH)4] = Na2ZnO2 + 2 H2O
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
FeCl3 + C6N6FeK4 = KCl + C18Fe7N18 =>
4 FeCl3 + 3 C6N6FeK4 = 12 KCl + C18Fe7N18
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
Fe(NO3)3 + NaHCO3 = Fe2(CO3)3 + H2O + NaNO3 + CO2 =>
2 Fe(NO3)3 + 6 NaHCO3 = Fe2(CO3)3 + 3 H2O + 6 NaNO3 + 3 CO2
Cu2S + O2 + H{+} = Cu{2+} + SO4{2-} + H2O =>
2 Cu2S + 5 O2 + 4 H{+} = 4 Cu{2+} + 2 SO4{2-} + 2 H2O
Au + SnCl2 = AuCl + Sn =>
2 Au + SnCl2 = 2 AuCl + Sn
ZnSO4 + NH3 = (Zn(NH3)4)SO4 =>
ZnSO4 + 4 NH3 = (Zn(NH3)4)SO4
C3H14O3 + O2 = CO2 + H2O =>
C3H14O3 + 5 O2 = 3 CO2 + 7 H2O
Ca(HS)2 + HNO3 = Ca(NO3)2 + NO2 + S + H2O =>
Ca(HS)2 + 6 HNO3 = Ca(NO3)2 + 4 NO2 + 2 S + 4 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C8H18O2(l) + O2(g) = CO2 + H2O =>
2 C8H18O2(l) + 23 O2(g) = 16 CO2 + 18 H2O
Fe(s) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
C8H18 + CO = CCO + HCO =>
C8H18 + 26 CO = 8 CCO + 18 HCO
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
C12H22O11 + KNO3 = K2CO3 + CO2 + H2O + N2 = C12H22O11 + KNO3 = K2CO3 + CO2 + H2O + N2 =>
5 C12H22O11 + 48 KNO3 = 24 K2CO3 + 36 CO2 + 55 H2O + 24 N2
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
Cr2(SO4)3 + KCl = CrCl3 + K2SO4 =>
Cr2(SO4)3 + 6 KCl = 2 CrCl3 + 3 K2SO4
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Fr + H2O = FrOH + H2 =>
2 Fr + 2 H2O = 2 FrOH + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
KI + Ca(NO3)2 = KNO3 + CaI2 =>
2 KI + Ca(NO3)2 = 2 KNO3 + CaI2
C2H3Cl + Na = C4H6 + NaCl =>
2 C2H3Cl + 2 Na = C4H6 + 2 NaCl
C6H4(COOH)2 + CH3OH = C6H4(COOCH3)2 + H2O =>
C6H4(COOH)2 + 2 CH3OH = C6H4(COOCH3)2 + 2 H2O
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
C3H7O2N + O2 = CO2 + H2O + CH4N2O =>
2 C3H7O2N + 6 O2 = 5 CO2 + 5 H2O + CH4N2O
SO2(g) + H2O(l) = H2S(g) + O2(g) =>
2 SO2(g) + 2 H2O(l) = 2 H2S(g) + 3 O2(g)
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
Fe2O3 + SO2 = FeS2 + O2 =>
2 Fe2O3 + 8 SO2 = 4 FeS2 + 11 O2
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
C4H9NO3(aq) + O2(g) = CO2(g)H2O(l) + CH4N2O =>
2 C4H9NO3(aq) + 8 O2(g) = 7 CO2(g)H2O(l) + CH4N2O
MnO4{-} + S2O3{2-} + H2SO4 = MnO2 + SO4{2-} + OH{-} =>
16 MnO4{-} + 6 S2O3{2-} + H2SO4 = 16 MnO2 + 13 SO4{2-} + 2 OH{-}
K2CrO4 + KBr + H2O = CrO2 + KBr03 + KOH =>
K2CrO4 + 3 KBr + 2 H2O = CrO2 + KBr03 + 4 KOH
Cl2 + H2 = HCl =>
Cl2 + H2 = 2 HCl
K2SO4 + Pb(ClO3)2 = KClO3 + PbSO4 =>
K2SO4 + Pb(ClO3)2 = 2 KClO3 + PbSO4
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
IrCl3 + Ca(OH)2 = Ir2O3 + HCl + CaCl2 =>
4 IrCl3 + 3 Ca(OH)2 = 2 Ir2O3 + 6 HCl + 3 CaCl2
FeCl3 + NH4CNS = NH4Cl + Fe(CNS)3 =>
FeCl3 + 3 NH4CNS = 3 NH4Cl + Fe(CNS)3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
H3PO4 + NiCl3 = HCl + NiPO4 =>
H3PO4 + NiCl3 = 3 HCl + NiPO4
FeCl3 + NaOH = (Fe(OH)3) + (NaCl) =>
FeCl3 + 3 NaOH = (Fe(OH)3) + 3(NaCl)
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
BaCl2 + H2SO4 = HCl + BaSO4 =>
BaCl2 + H2SO4 = 2 HCl + BaSO4
K2CrO7 + KJ + H2SO4 = Cr(SO4)3 + J2 + K2SO4 + H2O =>
K2CrO7 + 6 KJ + 7 H2SO4 = Cr(SO4)3 + 3 J2 + 4 K2SO4 + 7 H2O
KNO3 + CuCl2 = CuNO3 + KCl2 =>
KNO3 + CuCl2 = CuNO3 + KCl2
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