| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
NH3 + O2 = NO2 + H20 =>
20 NH3 + 20 O2 = 20 NO2 + 3 H20
MgCO3 + HC2H3O2 = MgC2H3O2 + HCO3 =>
MgCO3 + HC2H3O2 = MgC2H3O2 + HCO3
SO2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
3 SO2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
MgCO3 + HC2H3O2 = MgC2H3O2 + CO2 + H2O =>
8 MgCO3 + 9 HC2H3O2 = 8 MgC2H3O2 + 10 CO2 + 6 H2O
Mg(OH)2(aq) + HBr(aq) = MgBr2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HBr(aq) = MgBr2(aq) + 2 H2O(l)
Ba + H2SO4 = BaSO4 + S + H2O =>
3 Ba + 4 H2SO4 = 3 BaSO4 + S + 4 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
NaH + H2SO4 = Na2SO4 + H2 =>
2 NaH + H2SO4 = Na2SO4 + 2 H2
H2O(g) + CO(g) = CO2(g) + H2(g) =>
H2O(g) + CO(g) = CO2(g) + H2(g)
Na2SO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + SO2(g) =>
Na2SO3(s) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l) + SO2(g)
CdSO4 + K4[Fe(CN)6] + NH4NO3 = Cd2[Fe(CN)6]*4(NH4)4[Fe(CN)6] + K2SO4 + KNO3 =>
2 CdSO4 + 5 K4[Fe(CN)6] + 16 NH4NO3 = Cd2[Fe(CN)6]*4(NH4)4[Fe(CN)6] + 2 K2SO4 + 16 KNO3
H2So4 + ZN(OH)2 = ZNSo4 + H2O =>
H2So4 + ZN(OH)2 = ZNSo4 + 2 H2O
CO(g) + H2O(g) = CO2(g) + H2(g) =>
CO(g) + H2O(g) = CO2(g) + H2(g)
H2So4 + ZN(OH)2 = ZNSo4 + H2O =>
H2So4 + ZN(OH)2 = ZNSo4 + 2 H2O
Cr2O3 + Mg = MgO + Cr =>
Cr2O3 + 3 Mg = 3 MgO + 2 Cr
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Sb(s) + O2(g) = Sb2O3(s) =>
4 Sb(s) + 3 O2(g) = 2 Sb2O3(s)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
BeO + CO2 = BeCO3 =>
BeO + CO2 = BeCO3
CUSO4*5H2O + H2O = CUSO4*6H2O =>
CUSO4*5H2O + H2O = CUSO4*6H2O
Cr2O3 + Mg = MgO + Cr =>
Cr2O3 + 3 Mg = 3 MgO + 2 Cr
PbO + SiO2 = PbSiO3 =>
PbO + SiO2 = PbSiO3
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
ZnCl2 + AgNO3 = AgCl + Zn(NO3)2 =>
ZnCl2 + 2 AgNO3 = 2 AgCl + Zn(NO3)2
NaCl + Ba(No3)2 = NaNo3 + BaCl2 =>
2 NaCl + Ba(No3)2 = 2 NaNo3 + BaCl2
Mg + H2SO4 = MgSO4 + H2O + H2S =>
4 Mg + 5 H2SO4 = 4 MgSO4 + 4 H2O + H2S
P + HNO3 + H20 = H3PO4 + NO =>
20 P + 40 HNO3 + H20 = 20 H3PO4 + 40 NO
HCl + CaO = CaCl2 + H2O =>
2 HCl + CaO = CaCl2 + H2O
Zn + FeSO4 = ZnSO4 + Fe2 =>
2 Zn + 2 FeSO4 = 2 ZnSO4 + Fe2
Zn + FeSO4 = ZnSO4 + Fe =>
Zn + FeSO4 = ZnSO4 + Fe
HNO3 + I2 = HIO3 + NO2 + H2O =>
10 HNO3 + I2 = 2 HIO3 + 10 NO2 + 4 H2O
NaOH + C9H8O4 = H2O + Na + C9H4O4 =>
4 NaOH + C9H8O4 = 4 H2O + 4 Na + C9H4O4
Li3N + H2O = LiOH + NH3 =>
Li3N + 3 H2O = 3 LiOH + NH3
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
FeCuS2 + O2 = CuO + Fe2O3 + SO2 =>
4 FeCuS2 + 13 O2 = 4 CuO + 2 Fe2O3 + 8 SO2
Na2CO3 + Cu(NO3)2 = NaNO3 + CuCO3 =>
Na2CO3 + Cu(NO3)2 = 2 NaNO3 + CuCO3
NACl + H2O = NAOH + Cl2 + H2 =>
2 NACl + 2 H2O = 2 NAOH + Cl2 + H2
CH3CH2OH(l) + O2(g) = H2O + CH3COOH =>
CH3CH2OH(l) + O2(g) = H2O + CH3COOH
KMNO4 + NH3 = KNO3 + MNO2 + KOH + H20 =>
20 KMNO4 + 10 NH3 = 10 KNO3 + 20 MNO2 + 10 KOH + H20
Li2S(s) + HBr(aq) = H2S(g) + LiBr(aq) =>
Li2S(s) + 2 HBr(aq) = H2S(g) + 2 LiBr(aq)
FeCl3 + NaOH = FeOH + NaCl3 =>
FeCl3 + NaOH = FeOH + NaCl3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/03/19
Équations équilibrées sur10/03/18
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