| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2O3 + H2O = 2 HNO2
CH10 + O2 = CO2 + H2O =>
2 CH10 + 7 O2 = 2 CO2 + 10 H2O
S + Fe = FeS =>
S + Fe = FeS
MnO2 + K2CO3 + KNO3 = K2MnO4 + KNO2 + CO2 =>
MnO2 + K2CO3 + KNO3 = K2MnO4 + KNO2 + CO2
HCl + Pb(OH)2 = PbCl2 + H2O =>
2 HCl + Pb(OH)2 = PbCl2 + 2 H2O
C3H4 + O2 = CO2 + H2O =>
C3H4 + 4 O2 = 3 CO2 + 2 H2O
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
Al + NaSO4 = Al(SO4)3 + Na =>
Al + 3 NaSO4 = Al(SO4)3 + 3 Na
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
calciumcarbonate = CO2 + CaO =>
CaCO3 = CO2 + CaO
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
Cl2 + Br2 + KOH = KCl + KBrO3 + H2O =>
5 Cl2 + Br2 + 12 KOH = 10 KCl + 2 KBrO3 + 6 H2O
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
Hg(NO3)2 + NO + H2O = Hg + HNO3 =>
3 Hg(NO3)2 + 2 NO + 4 H2O = 3 Hg + 8 HNO3
Mg + TiCl4 = MgCl2 + Ti =>
2 Mg + TiCl4 = 2 MgCl2 + Ti
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
Mg + TiCl4 = MgCl2 + Ti =>
2 Mg + TiCl4 = 2 MgCl2 + Ti
Fe + H2O = H2 + Fe2O3 =>
2 Fe + 3 H2O = 3 H2 + Fe2O3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2S + Br2 + H2O = H2SO4 + HBr =>
H2S + 4 Br2 + 4 H2O = H2SO4 + 8 HBr
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
N2 + I2 = NI3 =>
N2 + 3 I2 = 2 NI3
S + O2 = SO =>
2 S + O2 = 2 SO
K2Cr2O7 + HCl + H2S = KCl + CrCl3 + S + H2O =>
K2Cr2O7 + 8 HCl + 3 H2S = 2 KCl + 2 CrCl3 + 3 S + 7 H2O
HNO3 + Hg = Hg(NO3)2 + H2O + NO =>
8 HNO3 + 3 Hg = 3 Hg(NO3)2 + 4 H2O + 2 NO
Mg + H2SO4 = H2 + MgSO4 =>
Mg + H2SO4 = H2 + MgSO4
K2Cr2O7 + KI + H2O = Cr(OH)2 + KOH + I2 =>
K2Cr2O7 + 8 KI + 7 H2O = 2 Cr(OH)2 + 10 KOH + 4 I2
C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Zn(s) + AgNO3(aq) = Zn(NO3)2(aq) + Ag(s) =>
Zn(s) + 2 AgNO3(aq) = Zn(NO3)2(aq) + 2 Ag(s)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
K2Cr2O7 + KI + H2O = Cr(OH)3 + KOH + I2 =>
K2Cr2O7 + 6 KI + 7 H2O = 2 Cr(OH)3 + 8 KOH + 3 I2
C2 + H2O = CO + H2 =>
C2 + 2 H2O = 2 CO + 2 H2
Na + H2O = NaOH + H3 =>
3 Na + 3 H2O = 3 NaOH + H3
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/20/14
Équations équilibrées sur05/20/13
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