Équations équilibrées la veille |
2 TlNO3 + 6 KOH + 2 Cl2 = Tl2O3 + 2 KNO3 + 4 KCl + 3 H2O
AgNO3 + (NH4)2CO3 = AgCO3 + NO3(NH4)2 =>
AgNO3 + (NH4)2CO3 = AgCO3 + NO3(NH4)2
Pb(NO3)2 + NaOH = PbNa2 + NO3OH =>
Pb(NO3)2 + 2 NaOH = PbNa2 + 2 NO3OH
HClO3 + Cd(OH)2 = Cd(ClO3)2 + H2O =>
2 HClO3 + Cd(OH)2 = Cd(ClO3)2 + 2 H2O
NaVO3 + NaI + H2SO4 = VOSO4 + I2 + H2O + Na2SO4 =>
2 NaVO3 + 2 NaI + 4 H2SO4 = 2 VOSO4 + I2 + 4 H2O + 2 Na2SO4
Ba(s) + S = BaS =>
Ba(s) + S = BaS
CdSO4 + Na2CO3 + H2O = (CdOH)2CO3 + CO2 + Na2SO4 =>
2 CdSO4 + 2 Na2CO3 + H2O = (CdOH)2CO3 + CO2 + 2 Na2SO4
Pb(NO3)2Na2S = PbSNa2(NO3)2 =>
Pb(NO3)2Na2S = PbSNa2(NO3)2
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
CuSO4 = Cu + S + O2 =>
CuSO4 = Cu + S + 2 O2
Cu(NO3)2 = CuO + O2 + NO2 =>
2 Cu(NO3)2 = 2 CuO + O2 + 4 NO2
Fe2S3 + H2O + O2 = Fe(OH)3 + S =>
2 Fe2S3 + 6 H2O + 3 O2 = 4 Fe(OH)3 + 6 S
SiO2 + N2 = Si3N4 + O2 =>
3 SiO2 + 2 N2 = Si3N4 + 3 O2
NH4Fe(SO4)2 + BaCl2 = NH4Cl + FeCl3 + BaSO4 =>
NH4Fe(SO4)2 + 2 BaCl2 = NH4Cl + FeCl3 + 2 BaSO4
COOHCH(OH)CH2COOH + NaOH = COONaCH(ONa)CH2COONa + H2O =>
COOHCH(OH)CH2COOH + 3 NaOH = COONaCH(ONa)CH2COONa + 3 H2O
NH4 = H2 + N2 =>
2 NH4 = 4 H2 + N2
ZnS + Li2O = ZnO + Li2S =>
ZnS + Li2O = ZnO + Li2S
CrCl3*6H2O + NaOH = Cr(OH)3 + NaCl + H2O =>
CrCl3*6H2O + 3 NaOH = Cr(OH)3 + 3 NaCl + 6 H2O
HCOOH + NaOH = HCOOH2 + NaO =>
HCOOH + NaOH = HCOOH2 + NaO
NaIO3 + HCl = NaCl + HIO3 =>
NaIO3 + HCl = NaCl + HIO3
Fe(OH)2Cl + KOH = Fe(OH)3 + KCl =>
Fe(OH)2Cl + KOH = Fe(OH)3 + KCl
SCl2 + Al = S + AlCl3 =>
3 SCl2 + 2 Al = 3 S + 2 AlCl3
NaHSO3 = Na2SO4 + SO2 + H2 =>
2 NaHSO3 = Na2SO4 + SO2 + H2
NiSO4 + Li3PO4 = Ni3(PO4)2 + Li2SO4 =>
3 NiSO4 + 2 Li3PO4 = Ni3(PO4)2 + 3 Li2SO4
NaOH + SrF2 = Sr(OH)2 + NaF =>
2 NaOH + SrF2 = Sr(OH)2 + 2 NaF
C6H8N2O3 + O2 = NH3 + CO2 + H2O =>
C6H8N2O3 + 5 O2 = 2 NH3 + 6 CO2 + H2O
Al2(SO4)3 + H2O = Al(OH)3 + H2SO4 =>
Al2(SO4)3 + 6 H2O = 2 Al(OH)3 + 3 H2SO4
NH4Fe(SO4)2 + BaCl2 = NH4Cl + FeCl3 + BaSO4 =>
NH4Fe(SO4)2 + 2 BaCl2 = NH4Cl + FeCl3 + 2 BaSO4
SnCl2 + BiCl3 + NaOH = Bi + Sn(OH)4 + NaCl =>
3 SnCl2 + 2 BiCl3 + 12 NaOH = 2 Bi + 3 Sn(OH)4 + 12 NaCl
Fe7S8 + O2 = Fe3O4 + SO2 =>
3 Fe7S8 + 38 O2 = 7 Fe3O4 + 24 SO2
Ba(s) + S = BaS =>
Ba(s) + S = BaS
ClO2 + H2O = HClO2 + HClO3 =>
2 ClO2 + H2O = HClO2 + HClO3
X2CH23O4P + O2 = X + H2O + P2O5 + CO2 =>
2 X2CH23O4P + 12 O2 = 4 X + 23 H2O + P2O5 + 2 CO2
Cu2 = Cu7 =>
7 Cu2 = 2 Cu7
Na + MgO = Mg + Na2O =>
2 Na + MgO = Mg + Na2O
SO2Na2SO4 = SO3Na2SO3 =>
SO2Na2SO4 = SO3Na2SO3
Na3 = Na =>
Na3 = 3 Na
CrCl3 + H2O = CrOH + H2 + Cl =>
2 CrCl3 + 2 H2O = 2 CrOH + H2 + 6 Cl
NH2CH2CO2H + O2 = CO2 + H2O + CO(NH2)2 =>
2 NH2CH2CO2H + 3 O2 = 3 CO2 + 3 H2O + CO(NH2)2
C27H09O04 + O2 = CO2 + H2O =>
4 C27H09O04 + 109 O2 = 108 CO2 + 18 H2O
NO2Cl = NO2 + Cl =>
NO2Cl = NO2 + Cl
Zn(OH)2CH2COOH = Zn(CH3COO2)H2O =>
Zn(OH)2CH2COOH = Zn(CH3COO2)H2O
H2SO4HNO3 = HNO2SO4H2O =>
H2SO4HNO3 = HNO2SO4H2O
Na2SO4 + H2CO3 = Na2CO3 + H2SO4 =>
Na2SO4 + H2CO3 = Na2CO3 + H2SO4
Cs(s) + I2(s) = CsI(s) =>
2 Cs(s) + I2(s) = 2 CsI(s)
N2O5(s)Ca(OH)2(aq) = Ca(NO3)2H2O =>
N2O5(s)Ca(OH)2(aq) = Ca(NO3)2H2O
Rb(OH) + BaBr2 = RbBr + Ba(OH)2 =>
2 Rb(OH) + BaBr2 = 2 RbBr + Ba(OH)2
Cl2 + CaCl2 + H2O = Ca(ClO)2 + HCl =>
2 Cl2 + CaCl2 + 2 H2O = Ca(ClO)2 + 4 HCl
KOH + SiO2 = KO2 + SiOH =>
KOH + SiO2 = KO2 + SiOH
Cu(NO3)2 + H2O2 = Cu + O2 + HNO3 =>
Cu(NO3)2 + H2O2 = Cu + O2 + 2 HNO3
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