| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Zn + CH3COOH = Zn(CH3COO) + H2 =>
2 Zn + 2 CH3COOH = 2 Zn(CH3COO) + H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
BAO + NAOH = BAOH + NAO =>
BAO + NAOH = BAOH + NAO
KOH + CuSO4 = KSO4 + CuOH =>
KOH + CuSO4 = KSO4 + CuOH
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
Mg + Cu(NO3)3 = Cu + Mg(NO3)2 =>
3 Mg + 2 Cu(NO3)3 = 2 Cu + 3 Mg(NO3)2
PbN6 + CrMn2O8 = Pb3O4 + Cr2O3 + MnO2 + N0 =>
15 PbN6 + 8 CrMn2O8 = 5 Pb3O4 + 4 Cr2O3 + 16 MnO2 + 90 N0
Na(s) + Cl2(g) = NaCl(s) =>
2 Na(s) + Cl2(g) = 2 NaCl(s)
Al + Zn(NO3)2 = Al(NO3)3 + Zn =>
2 Al + 3 Zn(NO3)2 = 2 Al(NO3)3 + 3 Zn
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Li(s) + H2O(l) = LiOH(aq) + H2(g) =>
2 Li(s) + 2 H2O(l) = 2 LiOH(aq) + H2(g)
NO3 + H = NO2 + H2O =>
NO3 + 2 H = NO2 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C3H3O4 + O2 = CO2 + H2O =>
4 C3H3O4 + 7 O2 = 12 CO2 + 6 H2O
Mg + S = MgS =>
Mg + S = MgS
B2H6(l) + O2(g) = B2O3(s) + H2O(l) =>
B2H6(l) + 3 O2(g) = B2O3(s) + 3 H2O(l)
SO3 + NaOH = Na2SO4 + H2O =>
SO3 + 2 NaOH = Na2SO4 + H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
NH3(g) + O2(g) = NO2(g) + H2O(g) =>
4 NH3(g) + 7 O2(g) = 4 NO2(g) + 6 H2O(g)
K2CrO7(aq) + HCl(aq) = H2CrO7(aq) + KCl(aq) =>
K2CrO7(aq) + 2 HCl(aq) = H2CrO7(aq) + 2 KCl(aq)
SI + HNO3 + HF = SIF4 + NO + H2O =>
3 SI + 4 HNO3 + 12 HF = 3 SIF4 + 4 NO + 8 H2O
KClO3 + Al + NaOH = KCl + NaAlO2 + H2O =>
KClO3 + 2 Al + 2 NaOH = KCl + 2 NaAlO2 + H2O
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
Cr(NO3)3 + NaBiO3 + HNO3 = H2Cr2O7 + Bi(NO3)3 + NaNO3 + H2O =>
2 Cr(NO3)3 + 3 NaBiO3 + 6 HNO3 = H2Cr2O7 + 3 Bi(NO3)3 + 3 NaNO3 + 2 H2O
Rb + P = Rb3P =>
3 Rb + P = Rb3P
K2Cr2O7(aq) + HCl(aq) = H2Cr2O7(aq) + KCl(aq) =>
K2Cr2O7(aq) + 2 HCl(aq) = H2Cr2O7(aq) + 2 KCl(aq)
N2H4 + O2 = N2 + H2O =>
N2H4 + O2 = N2 + 2 H2O
KOH(aq) + BaCl2(aq) = KCl2(s) + BaOH(aq) =>
KOH(aq) + BaCl2(aq) = KCl2(s) + BaOH(aq)
PbO2 + HCl = H2O + PbCl2 + Cl2 =>
PbO2 + 4 HCl = 2 H2O + PbCl2 + Cl2
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
PB(NO3)2(s) = PBO2(s) + NO2(g) =>
PB(NO3)2(s) = PBO2(s) + 2 NO2(g)
Fe2O3 + KNO3 + KOH = K2FeO4 + KNO2 + H2O =>
Fe2O3 + 3 KNO3 + 4 KOH = 2 K2FeO4 + 3 KNO2 + 2 H2O
Na3PO4 + MgCl2 = Mg3(PO4)2 + NaCl =>
2 Na3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 NaCl
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Na2O + (NH4)2SO4 = Na2SO4 + H2O + NH3 =>
Na2O + (NH4)2SO4 = Na2SO4 + H2O + 2 NH3
KMNO4 + HCl = KCl + MNCl2 + H2O + Cl2 =>
2 KMNO4 + 16 HCl = 2 KCl + 2 MNCl2 + 8 H2O + 5 Cl2
MnSO4 + H2O2 + KOH = MnO2 + K2SO4 + H2O =>
MnSO4 + H2O2 + 2 KOH = MnO2 + K2SO4 + 2 H2O
C4H8O2 + O2 = CO2 + H2O =>
C4H8O2 + 5 O2 = 4 CO2 + 4 H2O
C6H5OH + HNO3 = C6H4NO2OH + H2O =>
C6H5OH + HNO3 = C6H4NO2OH + H2O
C4H8O + O2 = CO2 + H2O =>
2 C4H8O + 11 O2 = 8 CO2 + 8 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
N2 + H2 = NH4 =>
N2 + 4 H2 = 2 NH4
IO3(aq) + Mn(aq) = I2(s) + MnO4(aq) =>
4 IO3(aq) + 3 Mn(aq) = 2 I2(s) + 3 MnO4(aq)
SO2 + H2O = SO4 + H =>
SO2 + 2 H2O = SO4 + 4 H
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
Na2 + Cl2 = Na2Cl =>
2 Na2 + Cl2 = 2 Na2Cl
BaCl2(aq) + K2CrO4(aq) = KCl(aq) + BaCrO4(s) =>
BaCl2(aq) + K2CrO4(aq) = 2 KCl(aq) + BaCrO4(s)
Ca(OH)2 + H2SO4 = HOH + CaSO4 =>
Ca(OH)2 + H2SO4 = 2 HOH + CaSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/05/17
Équations équilibrées sur10/05/16
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