| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2CO3 + Mg(NO3)2 = MgCO3(s) + 2 NaNO3
SO2 + O2 = S2O5 =>
4 SO2 + O2 = 2 S2O5
HNO3 + CaCO3 = Ca(NO3)2 + H2O + CO2 =>
2 HNO3 + CaCO3 = Ca(NO3)2 + H2O + CO2
MgI2 + H2O = MgO + I2 + H2 =>
MgI2 + H2O = MgO + I2 + H2
Ca + HNO3 = Ca(NO3)2 + NO + H2O =>
3 Ca + 8 HNO3 = 3 Ca(NO3)2 + 2 NO + 4 H2O
KOH + H3PO4 = K2HPO4 + H2O =>
2 KOH + H3PO4 = K2HPO4 + 2 H2O
Ca + HNO3 = Ca(NO3)2 + NO + H2O =>
3 Ca + 8 HNO3 = 3 Ca(NO3)2 + 2 NO + 4 H2O
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
AlF3 + O2 = Al2O3 + F2 =>
4 AlF3 + 3 O2 = 2 Al2O3 + 6 F2
LiBr + HNO3 = LiNO3 + HBr =>
LiBr + HNO3 = LiNO3 + HBr
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
NH4 + Ca(OH)2 = NH3 + Ca + H2O =>
2 NH4 + Ca(OH)2 = 2 NH3 + Ca + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
K2Cr2O7 + S8 = K2O + Cr2O3 + SO2 =>
16 K2Cr2O7 + 3 S8 = 16 K2O + 16 Cr2O3 + 24 SO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Au(s) + HNO3(aq) + HCl(aq) = HAuCl4(aq) + NO2(g) + H2O(l) =>
Au(s) + 3 HNO3(aq) + 4 HCl(aq) = HAuCl4(aq) + 3 NO2(g) + 3 H2O(l)
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HCl + Zn = ZnCl + H =>
HCl + Zn = ZnCl + H
Ca + V2O5 = CaO + V =>
5 Ca + V2O5 = 5 CaO + 2 V
I2 + C6H12 = CI + H =>
3 I2 + C6H12 = 6 CI + 12 H
H2SO4 + CaCO3 = CaSO4 + H2O + CO2 =>
H2SO4 + CaCO3 = CaSO4 + H2O + CO2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
I2 + C6H12 = HI + C =>
6 I2 + C6H12 = 12 HI + 6 C
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Na2SO4 + C = Na2S + CO2 =>
Na2SO4 + 2 C = Na2S + 2 CO2
(NH4)2CO3 = H2O + NH3 + CO2 =>
(NH4)2CO3 = H2O + 2 NH3 + CO2
Na + CH3COOH = NaCH3COO + H2 =>
2 Na + 2 CH3COOH = 2 NaCH3COO + H2
CH3OH + CO = CH3COOH =>
CH3OH + CO = CH3COOH
KI + Pb(NO3)2 = PbI2 + KNO3 =>
2 KI + Pb(NO3)2 = PbI2 + 2 KNO3
Na2CO3 + HNO3 = NaNO3 + H2O + CO2 =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + H2O + CO2
C + H2 = CH4 =>
C + 2 H2 = CH4
FeO + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeO + 4 H2SO4 = Fe2(SO4)3 + SO2 + 4 H2O
C2H6O + O2 = H2O + CO2 =>
C2H6O + 3 O2 = 3 H2O + 2 CO2
Fe + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 6 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
NH3 + H3PO4 = (NH4)3PO4 =>
3 NH3 + H3PO4 = (NH4)3PO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ag2O + Zn = ZnO + Ag =>
Ag2O + Zn = ZnO + 2 Ag
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Fe + C12 = FeC13 =>
12 Fe + 13 C12 = 12 FeC13
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
Al(NO3)3(aq) + CuCl2(aq) = Cu(NO3)2 + AlCl3 =>
2 Al(NO3)3(aq) + 3 CuCl2(aq) = 3 Cu(NO3)2 + 2 AlCl3
Al(NO3)3 + CuCl2 = Cu(NO3)2 + AlCl3 =>
2 Al(NO3)3 + 3 CuCl2 = 3 Cu(NO3)2 + 2 AlCl3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/14/13
Équations équilibrées sur08/13/12
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