| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaI + PbO2 + 2 H2SO4 = Na2SO4 + PbSO4 + I2 + 2 H2O
CaO + NaCl = Na2O + CaCl2 =>
CaO + 2 NaCl = Na2O + CaCl2
UO3 + BrF3 = UF4 + Br2 + O2 =>
6 UO3 + 8 BrF3 = 6 UF4 + 4 Br2 + 9 O2
HCl + Zn(OH)2 = ZnCl2 + H2O =>
2 HCl + Zn(OH)2 = ZnCl2 + 2 H2O
HfS2 + H2O = HfO2 + H2S =>
HfS2 + 2 H2O = HfO2 + 2 H2S
PCl3(s) + Cl2(g) = PCl5(s) =>
PCl3(s) + Cl2(g) = PCl5(s)
HfS2 + H2O = HfO2 + H2S =>
HfS2 + 2 H2O = HfO2 + 2 H2S
CaBr2 + Na2S = CaS + NaBr =>
CaBr2 + Na2S = CaS + 2 NaBr
Al + V2O5 = V + Al2O3 =>
10 Al + 3 V2O5 = 6 V + 5 Al2O3
S + NaOH = Na2S + Na2SO3 + H2O =>
3 S + 6 NaOH = 2 Na2S + Na2SO3 + 3 H2O
MNO2 + HCl = Cl2 + MNCl2 + H2O =>
MNO2 + 4 HCl = Cl2 + MNCl2 + 2 H2O
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Fe2O3 + SO2 = Fe2(SO3)3 =>
Fe2O3 + 3 SO2 = Fe2(SO3)3
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
HCl + Zn(OH)2 = ZnCl2 + H2O =>
2 HCl + Zn(OH)2 = ZnCl2 + 2 H2O
Cd{+2} + Ag = Ag{+} + Cd =>
Cd{+2} + 2 Ag = 2 Ag{+} + Cd
Na2CO3 + HNO3 = CO2 + H2O + NaNO3 =>
Na2CO3 + 2 HNO3 = CO2 + H2O + 2 NaNO3
M + HNO3 = M(NO3)2 + N2 + H2O =>
5 M + 12 HNO3 = 5 M(NO3)2 + N2 + 6 H2O
KMNO4 + HCl = KCl + MNCl2 + H2O + Cl2 =>
2 KMNO4 + 16 HCl = 2 KCl + 2 MNCl2 + 8 H2O + 5 Cl2
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
CO + Fe2O3 = CO2 + Fe =>
3 CO + Fe2O3 = 3 CO2 + 2 Fe
Na + CaSO4 = Ca + NaSO4 =>
Na + CaSO4 = Ca + NaSO4
Li3N + H2O = LiOH + NH3 =>
Li3N + 3 H2O = 3 LiOH + NH3
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
CaCl2 + H2O + CO2 = HCl + Ca(HCO3)2 =>
CaCl2 + 2 H2O + 2 CO2 = 2 HCl + Ca(HCO3)2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Mg + H3PO4 = Mg3(PO4) + H2 =>
6 Mg + 2 H3PO4 = 2 Mg3(PO4) + 3 H2
C4H8O + N2H4 = C4H8N2H2 + H2O =>
C4H8O + N2H4 = C4H8N2H2 + H2O
Cr2(SO4)3 + Cl2 + KOH = K2CrO4 + KCl + K2SO4 + H2O =>
Cr2(SO4)3 + 3 Cl2 + 16 KOH = 2 K2CrO4 + 6 KCl + 3 K2SO4 + 8 H2O
K2O + NO2 = KNO3 + KNO2 =>
K2O + 2 NO2 = KNO3 + KNO2
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
ZNS + H2SO4 = ZNSO4 + H2S =>
ZNS + H2SO4 = ZNSO4 + H2S
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
C6H5CHO + O = C6H5COOH =>
C6H5CHO + O = C6H5COOH
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Br2 + Al = AlBr3 =>
3 Br2 + 2 Al = 2 AlBr3
Pt + HCl + HNO3 = H2PtCl4 + NO2 + H2O =>
Pt + 4 HCl + 2 HNO3 = H2PtCl4 + 2 NO2 + 2 H2O
SiO2 = Si + O =>
SiO2 = Si + 2 O
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
Zn(NO3)2 = ZnO + NO2 + O2 =>
2 Zn(NO3)2 = 2 ZnO + 4 NO2 + O2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C2H5OH(l) + O2(g) = CO2(g) + H2O(g) =>
C2H5OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
HCOOH + NH4OH = HCOONH4 + H2O =>
HCOOH + NH4OH = HCOONH4 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/13/15
Équations équilibrées sur01/12/15
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