Équations équilibrées la veille |
3 C5H5COOH + 12 NaOH = 2 C6H6 + 6 Na2CO3 + 9 H2
Al2(SO4)3 + Ca3(PO4)2 = Ca3(SO4)3 + Al2(PO4)2 =>
Al2(SO4)3 + Ca3(PO4)2 = Ca3(SO4)3 + Al2(PO4)2
MnO4{-} + OH{-} + HSO3{-} = MnO4{2-} + SO4{2-} + H2O =>
2 MnO4{-} + 3 OH{-} + HSO3{-} = 2 MnO4{2-} + SO4{2-} + 2 H2O
Al + Si = AlSi3 =>
Al + 3 Si = AlSi3
MgO + HClO3 = MgO(HClO3)2 =>
MgO + 2 HClO3 = MgO(HClO3)2
Al + Si = AlSi3 =>
Al + 3 Si = AlSi3
Al2(SO4)3 + Ca3(PO4)2 = Ca3(SO4)3 + Al2(PO4)2 =>
Al2(SO4)3 + Ca3(PO4)2 = Ca3(SO4)3 + Al2(PO4)2
Fe3O4 + SiO2 = FeOSiO2 + O2 =>
2 Fe3O4 + 6 SiO2 = 6 FeOSiO2 + O2
CaO + NH3 = Ca3N2 + H2O =>
3 CaO + 2 NH3 = Ca3N2 + 3 H2O
B2H6 + LiH + PO4 = LiB2PO4H7 =>
B2H6 + LiH + PO4 = LiB2PO4H7
CuSO4 + KI = Cu + K2SO4 + I2 =>
CuSO4 + 2 KI = Cu + K2SO4 + I2
KMnO4 + Fe3O4 = K2O + MnO + Fe2O3 =>
2 KMnO4 + 10 Fe3O4 = K2O + 2 MnO + 15 Fe2O3
CuSO4 + KI = Cu + K2SO4 + I2 =>
CuSO4 + 2 KI = Cu + K2SO4 + I2
C5H5COOH + NaOH = C6H6 + Na2CO3 + H2 =>
3 C5H5COOH + 12 NaOH = 2 C6H6 + 6 Na2CO3 + 9 H2
Sr + Na2CO3 = SrCO3 + Na =>
Sr + Na2CO3 = SrCO3 + 2 Na
ZnO + HClO = ZnO2Cl2 + H2O =>
ZnO + 2 HClO = ZnO2Cl2 + H2O
CaO + NH3 = Ca3N2 + H2O =>
3 CaO + 2 NH3 = Ca3N2 + 3 H2O
Mn2(SO4)7 + HCl = MnCl7 + H2SO4 =>
Mn2(SO4)7 + 14 HCl = 2 MnCl7 + 7 H2SO4
Al + Si = Al4Si3 =>
4 Al + 3 Si = Al4Si3
Al2(SO4)3 + Ca3(PO4)2 = Ca3(SO4)3 + Al2(PO4)2 =>
Al2(SO4)3 + Ca3(PO4)2 = Ca3(SO4)3 + Al2(PO4)2
Me + O + S = Me2SO4 =>
2 Me + 4 O + S = Me2SO4
Al + Si = AlSi3 =>
Al + 3 Si = AlSi3
(COOH)2H2O + NaOH = Na2C2O4 + H2O =>
(COOH)2H2O + 2 NaOH = Na2C2O4 + 3 H2O
Cr2O7{2-} + H2O2 + H3O{+} = CrO5 + H2O =>
Cr2O7{2-} + 4 H2O2 + 2 H3O{+} = 2 CrO5 + 7 H2O
HCOOH + Na2CO3 = HCOONa2 + CO3 + H2 =>
2 HCOOH + 2 Na2CO3 = 2 HCOONa2 + 2 CO3 + H2
HBrO2 = H{+} + BrO2{-} =>
HBrO2 = H{+} + BrO2{-}
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Pb(NO3)2 + Fe(OH)3 = Pb(OH)2 + Fe(NO3)3 =>
3 Pb(NO3)2 + 2 Fe(OH)3 = 3 Pb(OH)2 + 2 Fe(NO3)3
Al2(SO4)3 + Ca3(PO4)2 = Ca3(SO4)3 + Al2(PO4)2 =>
Al2(SO4)3 + Ca3(PO4)2 = Ca3(SO4)3 + Al2(PO4)2
CuSO4 + KI = Cu + K2SO4 + I2 =>
CuSO4 + 2 KI = Cu + K2SO4 + I2
PbO = Pb2O2 =>
2 PbO = Pb2O2
C5H5COOH + NaOH = C6H6 + Na2CO3 + H2 =>
3 C5H5COOH + 12 NaOH = 2 C6H6 + 6 Na2CO3 + 9 H2
KBr + NH4NO3 = KNH4 + BrNO3 =>
KBr + NH4NO3 = KNH4 + BrNO3
Mg(OH)2 + CO2 = MgCO3 + H2O =>
Mg(OH)2 + CO2 = MgCO3 + H2O
Mn + H3PO4 = Mn3(PO4)2 + H2 =>
3 Mn + 2 H3PO4 = Mn3(PO4)2 + 3 H2
Ba(s) + Fe(SO4)3 = BaSO4 + Fe(s) =>
3 Ba(s) + Fe(SO4)3 = 3 BaSO4 + Fe(s)
Na2S2O3 + HgCl2 = NaCl + HgS2O3 =>
Na2S2O3 + HgCl2 = 2 NaCl + HgS2O3
CaCO3 + HCl = CO3H + CaCl =>
CaCO3 + HCl = CO3H + CaCl
butane + O2 = CO + H2O =>
2 C4H10 + 9 O2 = 8 CO + 10 H2O
NaCl + Pb(NO3) = Na(NO3) + PbCl =>
NaCl + Pb(NO3) = Na(NO3) + PbCl
H + SO3 = SO2 + OH =>
H + SO3 = SO2 + OH
NH4OH(aq) + Al(NO3)3(aq) = NH4NO3(aq) + Al(OH)3(s) =>
3 NH4OH(aq) + Al(NO3)3(aq) = 3 NH4NO3(aq) + Al(OH)3(s)
OH{-} + H2 = H2O + e =>
2 OH{-} + H2 = 2 H2O + 2e
Na2S2O3 + I2 = Na2S2 + I2O3 =>
Na2S2O3 + I2 = Na2S2 + I2O3
NaCl + Pb(NO3) = Na(NO3) + PbCl =>
NaCl + Pb(NO3) = Na(NO3) + PbCl
Na2S2O3 + I2 = Na2S2 + I2O3 =>
Na2S2O3 + I2 = Na2S2 + I2O3
N2O + O2 = NO =>
2 N2O + O2 = 4 NO
H(CH2)24H + O2 = CO2 + H2O =>
2 H(CH2)24H + 73 O2 = 48 CO2 + 50 H2O
NH4OH(aq) + Al(NO3)3(aq) = NH4NO3(aq) + Al(OH)3(s) =>
3 NH4OH(aq) + Al(NO3)3(aq) = 3 NH4NO3(aq) + Al(OH)3(s)
NbBr5 + H2O = NbOBr3 + HBr =>
NbBr5 + H2O = NbOBr3 + 2 HBr
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