| Équations équilibrées la veille | Équations équilibrées le lendemain |
KNO3 + Pb = PbO + KNO2
Au + H2So4 = Au(So4)3 + H2 =>
Au + 3 H2So4 = Au(So4)3 + 3 H2
Cr2O3 + NaCO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 4 NaCO3 + KNO3 = 2 Na2CrO4 + 4 CO2 + KNO2
NaHCO3(s)(heat) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s)(heat) = Na2CO3(s) + CO2(g) + H2O(g)
ZnCl2 + Cu(NO3)4 + Na2SO3 = ZnCuS + NaCl + O2 + N =>
2 ZnCl2 + 2 Cu(NO3)4 + 2 Na2SO3 = 2 ZnCuS + 4 NaCl + 15 O2 + 8 N
KMno4 + NH3 + KOH = K2Mno4 + KNO3 + H20 =>
20 KMno4 + 10 NH3 + 30 KOH = 20 K2Mno4 + 10 KNO3 + 3 H20
ZnCl2 + Cu(NO3)4 + Na2SO3 = ZnCuS + NaCl + O2 + N2 =>
2 ZnCl2 + 2 Cu(NO3)4 + 2 Na2SO3 = 2 ZnCuS + 4 NaCl + 15 O2 + 4 N2
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
Na2CO3(s)(heat) = Na2O(s) + CO2 =>
Na2CO3(s)(heat) = Na2O(s) + CO2
Sn + NaOH = Na2SnO2 + H2 =>
Sn + 2 NaOH = Na2SnO2 + H2
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
H2O + PCl5 = H3PO4 + HCl =>
4 H2O + PCl5 = H3PO4 + 5 HCl
Ca(HCo3)2 + Ca(OH)2 = CaCo3 + H2O =>
Ca(HCo3)2 + Ca(OH)2 = 2 CaCo3 + 2 H2O
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
Cu + S = Cu2S =>
2 Cu + S = Cu2S
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
C7H15NH2 + O2 = H2O + NO2 + CO2 = HNO3 =>
4 C7H15NH2 + 49 O2 = 34 H2O + 4 NO2 + 28 CO2
SI + KOH + H2O = K2SIO3 + H2 =>
SI + 2 KOH + H2O = K2SIO3 + 2 H2
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
Mg + Fe2O3 = MgO + Fe =>
3 Mg + Fe2O3 = 3 MgO + 2 Fe
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cu + AgNO3 = Ag + CuNO3 =>
Cu + AgNO3 = Ag + CuNO3
Al + Ag{+} = Al{3+} + Ag =>
Al + 3 Ag{+} = Al{3+} + 3 Ag
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Co + CaO = CaCo3 + O2 =>
6 Co + 2 CaO = 2 CaCo3 + O2
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
C + ZnO = Zn + CO =>
C + ZnO = Zn + CO
C6H5CH3 + O2 = CO2 + H2O =>
C6H5CH3 + 9 O2 = 7 CO2 + 4 H2O
C7H5N3O6 + O2 = N2 + H2O + CO2 =>
4 C7H5N3O6 + 21 O2 = 6 N2 + 10 H2O + 28 CO2
Ca(NO3)2 + NaOH = Ca(OH)2 + NO3Na =>
Ca(NO3)2 + 2 NaOH = Ca(OH)2 + 2 NO3Na
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Ca(NO3)2(ac) + Na2SO4(ac) = CaSO4(s) + NaNO3(ac) =>
Ca(NO3)2(ac) + Na2SO4(ac) = CaSO4(s) + 2 NaNO3(ac)
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
K2CrO7 + KI + HCl = CrCl3 + I2 + KCl + H2O =>
2 K2CrO7 + 18 KI + 28 HCl = 2 CrCl3 + 9 I2 + 22 KCl + 14 H2O
NaI + NaIO3 + H2SO4 = I2 + Na2SO4 + H2O =>
5 NaI + NaIO3 + 3 H2SO4 = 3 I2 + 3 Na2SO4 + 3 H2O
H2SO4 = SO3 + H2O =>
H2SO4 = SO3 + H2O
Zn(NO3)2 + Na2CO3 = ZnCO3 + NaNO3 =>
Zn(NO3)2 + Na2CO3 = ZnCO3 + 2 NaNO3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
KBrO3 + H2SO4 + FeSO4 = KBr + Fe2(SO4)3 + H2O =>
KBrO3 + 3 H2SO4 + 6 FeSO4 = KBr + 3 Fe2(SO4)3 + 3 H2O
H + I = HI =>
H + I = HI
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
CaCl2(ac) + KNO3(ac) = Ca(NO3)2(s) + KCl(ac) =>
CaCl2(ac) + 2 KNO3(ac) = Ca(NO3)2(s) + 2 KCl(ac)
P2O5 + H2O = HPO3 =>
P2O5 + H2O = 2 HPO3
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
H2SO4 = SO3 + H2O =>
H2SO4 = SO3 + H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/16
Équations équilibrées sur03/18/15
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