| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe + 2 S = FeS2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Co + F2 = CoF3 =>
2 Co + 3 F2 = 2 CoF3
Al + KNO3 = KAlO2 + Al2O3 + N2 =>
10 Al + 6 KNO3 = 6 KAlO2 + 2 Al2O3 + 3 N2
Fe2O3(s) + C(s) = Fe(s) + CO(g) =>
Fe2O3(s) + 3 C(s) = 2 Fe(s) + 3 CO(g)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
Cr + I = CrI2 =>
Cr + 2 I = CrI2
Mg(s) + Br2(l) = MgBr2(s) =>
Mg(s) + Br2(l) = MgBr2(s)
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C4H10O4 + O2 = CO2 + H2O =>
2 C4H10O4 + 9 O2 = 8 CO2 + 10 H2O
NaCN + Au + O2 + H2O = NaAu(CN)2 + NaOH =>
8 NaCN + 4 Au + O2 + 2 H2O = 4 NaAu(CN)2 + 4 NaOH
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
HCl(aq) + Mg(OH)2(aq) = MgCl2(aq) + H2O(l) =>
2 HCl(aq) + Mg(OH)2(aq) = MgCl2(aq) + 2 H2O(l)
NaCrO2 + PbO2 + NaOH = Na2CrO4 + Na2PbO2 + H2O =>
2 NaCrO2 + 3 PbO2 + 8 NaOH = 2 Na2CrO4 + 3 Na2PbO2 + 4 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
HCHO2 + NaOH = NaCHO2 + H2O =>
HCHO2 + NaOH = NaCHO2 + H2O
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
Cu + H2SO4 = Cu2SO4 + H2O + SO2 =>
2 Cu + 2 H2SO4 = Cu2SO4 + 2 H2O + SO2
CrCl3 + Br2 + NaOH = Na2CrO4 + NaBr + NaCl + H2O =>
2 CrCl3 + 3 Br2 + 16 NaOH = 2 Na2CrO4 + 6 NaBr + 6 NaCl + 8 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
MgCl2 + AgNO3 = AgCl + Mg(NO3)2 =>
MgCl2 + 2 AgNO3 = 2 AgCl + Mg(NO3)2
C6H5NO2 + O2 = CO2 + H2O + NO2 =>
4 C6H5NO2 + 29 O2 = 24 CO2 + 10 H2O + 4 NO2
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
C4H8O + O2 = CO2 + H2O =>
2 C4H8O + 11 O2 = 8 CO2 + 8 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
KBrO3 + HBr + HCl = KCl + H2O + Br2 =>
KBrO3 + 5 HBr + HCl = KCl + 3 H2O + 3 Br2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
ZnO(s) + CO(g) = Zn(s) + CO2(g) =>
ZnO(s) + CO(g) = Zn(s) + CO2(g)
C6H7N + O2 = CO2 + H2O + N2 =>
4 C6H7N + 31 O2 = 24 CO2 + 14 H2O + 2 N2
H3PO4 + Pb = Pb(PO4)4 + H2 =>
4 H3PO4 + Pb = Pb(PO4)4 + 6 H2
Ag2S + KCN = KAg(CN)2 + K2S =>
Ag2S + 4 KCN = 2 KAg(CN)2 + K2S
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
HI + H2SO4 = H2S + I2 + H2O =>
8 HI + H2SO4 = H2S + 4 I2 + 4 H2O
Mg(OH)2 = Mg2 + HO =>
2 Mg(OH)2 = Mg2 + 4 HO
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Mg(OH)2 = Mg + HO =>
Mg(OH)2 = Mg + 2 HO
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
FeCl2(aq) + Ag3PO4(aq) = Fe3(PO4)2(aq) + AgCl(s) =>
3 FeCl2(aq) + 2 Ag3PO4(aq) = Fe3(PO4)2(aq) + 6 AgCl(s)
Fe2S2 + HCl = FeCl2 + H2S =>
Fe2S2 + 4 HCl = 2 FeCl2 + 2 H2S
H2So4 + Ca(OH)2 = CaSo4 + H2O =>
H2So4 + Ca(OH)2 = CaSo4 + 2 H2O
HNO3(aq) + KOH(aq) = KNO3(aq) + H2O(l) =>
HNO3(aq) + KOH(aq) = KNO3(aq) + H2O(l)
NO2 + H2O = N2O + OH =>
2 NO2 + 3 H2O = N2O + 6 OH
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Hg(l) + O2(g) = HgO =>
2 Hg(l) + O2(g) = 2 HgO
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/20/19
Équations équilibrées sur04/19/18
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