| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + 2 H2O = 2 NaOH + H2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
Na + H2So4 = Na2So4 + H2 =>
2 Na + H2So4 = Na2So4 + H2
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
Fe + H2SO4 = Fe(SO4)3 + H2 =>
Fe + 3 H2SO4 = Fe(SO4)3 + 3 H2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Cr + H2SO4 = CrSO4 + SO2 + H2O =>
Cr + 2 H2SO4 = CrSO4 + SO2 + 2 H2O
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Cl(aq) + KI(s) = KCl(aq) + I2(s) =>
2 Cl(aq) + 2 KI(s) = 2 KCl(aq) + I2(s)
sodiumoxide + water = sodiumhydroxide =>
Na2O + H2O = 2 NaOH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
BF3 + H2O = HBF4 + B(OH)3 =>
4 BF3 + 3 H2O = 3 HBF4 + B(OH)3
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Na2Sio3 + HCl = NaCl + H2Sio3 =>
Na2Sio3 + 2 HCl = 2 NaCl + H2Sio3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaHCO3 + H3C6H5O7 = Na3C6H5O7 + H2O + CO2 =>
3 NaHCO3 + H3C6H5O7 = Na3C6H5O7 + 3 H2O + 3 CO2
C2H5COOH + CH2 = C2H5COOCH3 =>
C2H5COOH + CH2 = C2H5COOCH3
Fe8 + H2SO4 = Fe8(SO4)3 + H2 =>
Fe8 + 3 H2SO4 = Fe8(SO4)3 + 3 H2
SF6 = S + F2 =>
SF6 = S + 3 F2
Na + H2So4 = Na2So4 + H2 =>
2 Na + H2So4 = Na2So4 + H2
Li(s) + H2O(l) = LiOH(aq) + H2(g) =>
2 Li(s) + 2 H2O(l) = 2 LiOH(aq) + H2(g)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Mg + Fe3Cl = MgCl + Fe3 =>
Mg + Fe3Cl = MgCl + Fe3
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
Si + KOH + H2O = K2SiO3 + H2 =>
Si + 2 KOH + H2O = K2SiO3 + 2 H2
FePO4 + Na2SO4 = Fe2(SO4)3 + Na3PO4 =>
2 FePO4 + 3 Na2SO4 = Fe2(SO4)3 + 2 Na3PO4
C4H7NO4 + H2O = C3H7COOH + HNO3 =>
C4H7NO4 + H2O = C3H7COOH + HNO3
Cr2O7{-2} + H{+} + I{-} = Cr{+3} + H2O + I2 =>
Cr2O7{-2} + 14 H{+} + 6 I{-} = 2 Cr{+3} + 7 H2O + 3 I2
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
K + Cl = KCl =>
K + Cl = KCl
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
K + Cl = KCl =>
K + Cl = KCl
FeSO4(heat) = Fe2O3 + S02 + SO3 =>
12 FeSO4(heat) = 6 Fe2O3 + S02 + 10 SO3
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
CH3OH + CuO = Cu + H2O + HCOH =>
CH3OH + CuO = Cu + H2O + HCOH
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Sn3(PO4)4 + Na2CO3 = Sn(CO3)2 + Na3PO4 =>
Sn3(PO4)4 + 6 Na2CO3 = 3 Sn(CO3)2 + 4 Na3PO4
CH3OH + CuO = Cu + H2O + HCOH =>
CH3OH + CuO = Cu + H2O + HCOH
OH{-} + Cl2 + Br2 = OBr{-} + Cl{-} + H2O =>
4 OH{-} + Cl2 + Br2 = 2 OBr{-} + 2 Cl{-} + 2 H2O
NaI + Br = NaBr + I =>
NaI + Br = NaBr + I
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cu(s) + AgNo3(aq) = Cu(No3)2(l) + Ag(s) =>
Cu(s) + 2 AgNo3(aq) = Cu(No3)2(l) + 2 Ag(s)
KOH + Cl2 = KCl + KClO + H2O =>
2 KOH + Cl2 = KCl + KClO + H2O
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
iron + water = Fe3O4 + hydrogen =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
FeSO4 = Fe2O3 + SO2 + SO3 =>
2 FeSO4 = Fe2O3 + SO2 + SO3
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/07/18
Équations équilibrées sur02/06/17
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