| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C8H18O(l) = 8 C2 + 18 H2 + O2
K2Cr2O4 + H2SO4 = K2Cr2O7 + H2SO3 =>
K2Cr2O4 + 3 H2SO4 = K2Cr2O7 + 3 H2SO3
I2 + S2O3{2-} + OH{-} = I{-} + SO4{2-} + H2O =>
4 I2 + S2O3{2-} + 10 OH{-} = 8 I{-} + 2 SO4{2-} + 5 H2O
HNO3 + Zn(HCO3)2 = Zn(NO3)2 + H2O + CO2 =>
2 HNO3 + Zn(HCO3)2 = Zn(NO3)2 + 2 H2O + 2 CO2
Ag(s) + FeCl3(aq) = Fe + AgCl =>
3 Ag(s) + FeCl3(aq) = Fe + 3 AgCl
La2O3 + HNO3 = La(NO3)2 + H2O + O2 =>
2 La2O3 + 8 HNO3 = 4 La(NO3)2 + 4 H2O + O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CaOH2O = Ca(OH)2 =>
CaOH2O = Ca(OH)2
I2 + SO3{2-} + H2O = H{+} + I{-} + SO4{2-} =>
I2 + SO3{2-} + H2O = 2 H{+} + 2 I{-} + SO4{2-}
CH2H5OH + O2 = H2O + CO2 =>
2 CH2H5OH + 5 O2 = 8 H2O + 2 CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Se + Zn = SeZn =>
Se + Zn = SeZn
Rb + O2 = Rb2O =>
4 Rb + O2 = 2 Rb2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K + H2O = KOH + H*2 =>
K + H2O = KOH + H*2
MgSO4 + NH3 = NH3SO4 + Mg =>
MgSO4 + NH3 = NH3SO4 + Mg
CH3COOH + (Ca(CH3COO)2) = CH3COO + HCa =>
CH3COOH + (Ca(CH3COO)2) = 3 CH3COO + HCa
Br(NO3)2 + KOH = Br(OH)2 + KNO3 =>
Br(NO3)2 + 2 KOH = Br(OH)2 + 2 KNO3
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
VCl5 = V + Cl =>
VCl5 = V + 5 Cl
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Cl2 + KOH = KClO3 + KCl + H2O =>
3 Cl2 + 6 KOH = KClO3 + 5 KCl + 3 H2O
PbCl2 + H2CrO4 + Fe = Fe2O3 + H + CrCl3 + Pb =>
9 PbCl2 + 6 H2CrO4 + 16 Fe = 8 Fe2O3 + 12 H + 6 CrCl3 + 9 Pb
N204 + O2 + H2O = HNO3 =>
N204 + 255 O2 + 102 H2O = 204 HNO3
NN + HH = NHHH =>
NN + 3 HH = 2 NHHH
Mg + Cr{+3} = Mg{+2} + Cr{+2} =>
Mg + 2 Cr{+3} = Mg{+2} + 2 Cr{+2}
C6H6ClN + HCl = C6H7ClN + Cl =>
C6H6ClN + HCl = C6H7ClN + Cl
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
N2O5 + SO2 = SO3 + NO =>
N2O5 + 3 SO2 = 3 SO3 + 2 NO
C6H6ClN + HCl = C6H7ClN + Cl =>
C6H6ClN + HCl = C6H7ClN + Cl
Sc + CuO = ScO + Cu =>
Sc + CuO = ScO + Cu
C6H6ClN + HCl = C6H7ClN + Cl =>
C6H6ClN + HCl = C6H7ClN + Cl
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
BaCO3 + Ca(OH)2 = CaCO3 + H2O + BaO =>
BaCO3 + Ca(OH)2 = CaCO3 + H2O + BaO
Cu2S + O2 = Cu + SO2 =>
Cu2S + O2 = 2 Cu + SO2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Ni + Bi + Se = Ni3Bi2Se2 =>
3 Ni + 2 Bi + 2 Se = Ni3Bi2Se2
ClBr3 + Al2 = AlCl3 + Br2 =>
6 ClBr3 + Al2 = 2 AlCl3 + 9 Br2
Zn + NO3 + OH{-} = ZnO{-} + NH3 + H2O =>
9 Zn + NO3 + 9 OH{-} = 9 ZnO{-} + NH3 + 3 H2O
NaHCO3 + NiSO4 = NaSO4 + NiHCO3 =>
NaHCO3 + NiSO4 = NaSO4 + NiHCO3
Fe + KNO3 + KOH = KFeO2 + N2 + H2O =>
10 Fe + 6 KNO3 + 4 KOH = 10 KFeO2 + 3 N2 + 2 H2O
ClO2 + H2O = HClO3 + HCl =>
6 ClO2 + 3 H2O = 5 HClO3 + HCl
UO2SO4 + NaOH = UO2(OH)2 + Na2SO4 =>
UO2SO4 + 2 NaOH = UO2(OH)2 + Na2SO4
Ca3(PO4)2 + Na2Co3 = Na3PO4 + CaCo3 =>
Ca3(PO4)2 + 3 Na2Co3 = 2 Na3PO4 + 3 CaCo3
Br2 + K2SO3 + H2O = K2SO4 + HBr =>
Br2 + K2SO3 + H2O = K2SO4 + 2 HBr
CaOCO2 = CaCO3 =>
CaOCO2 = CaCO3
KClO3(calor) = KCl + O2 =>
2 KClO3(calor) = 2 KCl + 3 O2
Co + HCl = CoCl2 + H2 =>
Co + 2 HCl = CoCl2 + H2
La2O3 + La3ReO8 + MnO = La6Mn3ReO18 + La4Re2O10 =>
4 La2O3 + 16 La3ReO8 + 18 MnO = 6 La6Mn3ReO18 + 5 La4Re2O10
Al4 + O2 = Al2O3 =>
Al4 + 3 O2 = 2 Al2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/14/25
Équations équilibrées sur02/13/24
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