| Équations équilibrées la veille |
2 NaIO3 + 3 NaCl + 5 NaHSO3 = I2 + 5 Na2SO4 + 3 HCl + H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Ca(NO3)2 + K2CO3 = CaCO3 + KNO3 =>
Ca(NO3)2 + K2CO3 = CaCO3 + 2 KNO3
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
Na2MnO4 + Na2SO3 + HNO3 = Mn(NO3)2 + Na2SO4 + NaNO3 + H2O =>
Na2MnO4 + 2 Na2SO3 + 4 HNO3 = Mn(NO3)2 + 2 Na2SO4 + 2 NaNO3 + 2 H2O
Fe2O3 + H2SO3 = Fe2(SO3)3 + H2O =>
Fe2O3 + 3 H2SO3 = Fe2(SO3)3 + 3 H2O
HNO3(aq) + Ca(OH)2(aq) = Ca(NO3)2(aq) + H2O =>
2 HNO3(aq) + Ca(OH)2(aq) = Ca(NO3)2(aq) + 2 H2O
Mg + Ag{3+} = Mg{2+} + Ag =>
3 Mg + 2 Ag{3+} = 3 Mg{2+} + 2 Ag
Ag(C2H3O2) + SrI2 = AgI + Sr(C2H3O2)2 =>
2 Ag(C2H3O2) + SrI2 = 2 AgI + Sr(C2H3O2)2
NaBrO3 + HI = NaBr + I2 + H2O =>
NaBrO3 + 6 HI = NaBr + 3 I2 + 3 H2O
Na + Li2O = Na2O + Li =>
2 Na + Li2O = Na2O + 2 Li
C4H8 + H2O = CH3CH2OH =>
C4H8 + 2 H2O = 2 CH3CH2OH
KOH + BeCl2 = KCl2 + BeOH =>
KOH + BeCl2 = KCl2 + BeOH
Nb2ZrC2O2 = Nb6C5 + ZrO2 + C =>
3 Nb2ZrC2O2 = Nb6C5 + 3 ZrO2 + C
Ca + NH3 + K2C2O4 = CaC2O4 + KNH3 =>
Ca + 2 NH3 + K2C2O4 = CaC2O4 + 2 KNH3
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
SO2 + CaCl2 + H2O = CaSO3 + HCl =>
SO2 + CaCl2 + H2O = CaSO3 + 2 HCl
Na2HPO4 + AgCl = Ag3PO4 + HCl + NaCl =>
Na2HPO4 + 3 AgCl = Ag3PO4 + HCl + 2 NaCl
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NH4NO3 + H2O =>
4 Cu + 10 HNO3 = 4 Cu(NO3)2 + NH4NO3 + 3 H2O
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
NH4I + AgNO3 = NH4NO3 + AgI =>
NH4I + AgNO3 = NH4NO3 + AgI
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
CoS + HNO3 + HCl = NO + S2 + CoCl2 + H2O =>
6 CoS + 4 HNO3 + 12 HCl = 4 NO + 3 S2 + 6 CoCl2 + 8 H2O
CH3CH2COOH + Br2 = CH3CHBrCOOH + HBr =>
CH3CH2COOH + Br2 = CH3CHBrCOOH + HBr
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KCI + HOH = KOH + HCI =>
KCI + HOH = KOH + HCI
Na2S + H2O = NaOH + H2S =>
Na2S + 2 H2O = 2 NaOH + H2S
KOH + BeCl2 = KCl2 + BeOH =>
KOH + BeCl2 = KCl2 + BeOH
Pb3O4 + HNO3 + MnCl2 = Pb(NO3)2 + HMnO4 + HCl + H2O =>
5 Pb3O4 + 30 HNO3 + 2 MnCl2 = 15 Pb(NO3)2 + 2 HMnO4 + 4 HCl + 12 H2O
Ba(NO3)2 + H2O = Ba(OH)2 + HNO3 =>
Ba(NO3)2 + 2 H2O = Ba(OH)2 + 2 HNO3
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Nb2ZrC2O2 = Nb6C5 + ZrO2 + C =>
3 Nb2ZrC2O2 = Nb6C5 + 3 ZrO2 + C
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
MgSO4(aq) + NaOH(aq) = Na2SO4(s) + Mg(OH)2(aq) =>
MgSO4(aq) + 2 NaOH(aq) = Na2SO4(s) + Mg(OH)2(aq)
Na2MnO4 + Na2SO3 + HNO3 = Mn(NO3)2 + Na2SO4 + NaNO3 + H2O =>
Na2MnO4 + 2 Na2SO3 + 4 HNO3 = Mn(NO3)2 + 2 Na2SO4 + 2 NaNO3 + 2 H2O
Fe2 + Cl = FeCl1 =>
Fe2 + 2 Cl = 2 FeCl1
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
HNO2 + Cl2 + H2O = HNO3 + HCl =>
HNO2 + Cl2 + H2O = HNO3 + 2 HCl
Al + C = AlC3 =>
Al + 3 C = AlC3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Au + CuSO4 = Au4SO4 + Cu =>
4 Au + CuSO4 = Au4SO4 + Cu
Fe + O2Fe2O3 = FeO2 =>
Fe + 2 O2Fe2O3 = 5 FeO2
C2H5N + O2 = N2 + H2O + CO2 =>
4 C2H5N + 13 O2 = 2 N2 + 10 H2O + 8 CO2
Na4P2O7 + ZnSO4 = Zn2P2O7 + Na2SO4 =>
Na4P2O7 + 2 ZnSO4 = Zn2P2O7 + 2 Na2SO4
H2SeO4 + NaOH = Na2SeO4 + H2O =>
H2SeO4 + 2 NaOH = Na2SeO4 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2O + Fe3 = H2OFe6 =>
H2O + 2 Fe3 = H2OFe6
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
H3P + Ni(OH)2 = Ni3P2 + H2O =>
2 H3P + 3 Ni(OH)2 = Ni3P2 + 6 H2O
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Équations équilibrées sur11/04/24
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