| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cl2O(g) + H2O(g) = 2 HOCl(g)
CuO + FeCl3 = Fe2O3 + CuCl2 =>
3 CuO + 2 FeCl3 = Fe2O3 + 3 CuCl2
BaCl2 + K2C2O4 = KCl + BaC2O4 =>
BaCl2 + K2C2O4 = 2 KCl + BaC2O4
ZnO + KOH = K2ZnO2 + H2O =>
ZnO + 2 KOH = K2ZnO2 + H2O
Be(NO3)2 = BeO + N2O5 =>
Be(NO3)2 = BeO + N2O5
Pb + H2SO4(conc) = PbSO4 + H2O + SO2 =>
Pb + 2 H2SO4(conc) = PbSO4 + 2 H2O + SO2
NaOH + NiCl3 = NaCl + NiOH + Cl =>
NaOH + NiCl3 = NaCl + NiOH + 2 Cl
S2O3{2-} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H{+} =>
S2O3{2-} + 4 Cl2 + 5 OH{-} = 2 SO4{2-} + 8 Cl{-} + 5 H{+}
S2O3{2-} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H2O =>
S2O3{2-} + 4 Cl2 + 10 OH{-} = 2 SO4{2-} + 8 Cl{-} + 5 H2O
Be(NO3)2 = Be(NO2)2 + O2 =>
Be(NO3)2 = Be(NO2)2 + O2
ZnO + CaCO3 = CaO + ZnCO3 =>
ZnO + CaCO3 = CaO + ZnCO3
CO2 + H2 = C2OH + H2O =>
4 CO2 + 7 H2 = 2 C2OH + 6 H2O
C6H12O6 + NaOH + CuSO4 = C6H11O7Na + Na2SO4 + Cu2O + H2O =>
C6H12O6 + 5 NaOH + 2 CuSO4 = C6H11O7Na + 2 Na2SO4 + Cu2O + 3 H2O
NaICO2 = NaO2CI =>
NaICO2 = NaO2CI
FB = BF =>
FB = BF
Cu2O + H2SO4 = Cu2SO4 + H2O =>
Cu2O + H2SO4 = Cu2SO4 + H2O
K2CO3 + Al(NO3)3 = Al2CO3 + K(NO3)3 =>
K2CO3 + 2 Al(NO3)3 = Al2CO3 + 2 K(NO3)3
K2CO3 + BaCl2 = KCl + Ba2(CO3)2 =>
2 K2CO3 + 2 BaCl2 = 4 KCl + Ba2(CO3)2
FeSO4 + K2Cr2O7 + H2SO4 = Fe(SO4)3 + Cr2(SO4)3 + H2O + K2SO4 =>
3 FeSO4 + 2 K2Cr2O7 + 14 H2SO4 = 3 Fe(SO4)3 + 2 Cr2(SO4)3 + 14 H2O + 2 K2SO4
BCl3 + H2 = HB + HCl =>
BCl3 + 2 H2 = HB + 3 HCl
CH3CH2OH + O2 = CH3COOH + H2O =>
CH3CH2OH + O2 = CH3COOH + H2O
O2 + CuO = CuO3 =>
O2 + CuO = CuO3
Na2CO3 + HCl = NaCl + NaCO3 + H2 =>
2 Na2CO3 + 2 HCl = 2 NaCl + 2 NaCO3 + H2
NaCl3 + F2 = NaF + Cl2 =>
2 NaCl3 + F2 = 2 NaF + 3 Cl2
CuN2O4 = Cu(NO3)NO =>
CuN2O4 = Cu(NO3)NO
NH3 + O3 = NH4NO3 + O2 + H2O =>
2 NH3 + 4 O3 = NH4NO3 + 4 O2 + H2O
NaClO2 + H2SO4 = HClO2 + Na2SO4 =>
2 NaClO2 + H2SO4 = 2 HClO2 + Na2SO4
C4N4 = C3N3 =>
3 C4N4 = 4 C3N3
Al(OH)3(aq) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(aq) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 6 H2O(l)
Sr(OH)2 + NH4Cl = NH3 + SrCl2 + H2O =>
Sr(OH)2 + 2 NH4Cl = 2 NH3 + SrCl2 + 2 H2O
C3H8O + H2O = CO + H2 =>
C3H8O + 2 H2O = 3 CO + 6 H2
P + H5IO6 = H3PO4 + I2 + H2O =>
14 P + 10 H5IO6 = 14 H3PO4 + 5 I2 + 4 H2O
(NH4)3PO4 = H3PO4 + NH3 =>
(NH4)3PO4 = H3PO4 + 3 NH3
NH3 + O3 = NO + H2O =>
6 NH3 + 5 O3 = 6 NO + 9 H2O
CaCO3 + Mg3Si4O10(OH)2 = Ca2Mg5Si8O22(OH)2 + Mg2SiO4 + CO2 + H2O =>
10 CaCO3 + 11 Mg3Si4O10(OH)2 = 5 Ca2Mg5Si8O22(OH)2 + 4 Mg2SiO4 + 10 CO2 + 6 H2O
CuBr2 + K2O = CuO + KBr =>
CuBr2 + K2O = CuO + 2 KBr
Mg + N2 = Mg3*N2 =>
3 Mg + N2 = Mg3*N2
Na(CO3) + HF = NaF + H(CO3) =>
Na(CO3) + HF = NaF + H(CO3)
V2(s) + O2(g) = V2O5(s) =>
2 V2(s) + 5 O2(g) = 2 V2O5(s)
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
CuOH2 = CuH2O =>
CuOH2 = CuH2O
HCl + Na2CO3 = CO2 + H2O + NaCl =>
2 HCl + Na2CO3 = CO2 + H2O + 2 NaCl
Al(OH)3(aq) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(aq) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 6 H2O(l)
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
NiCl2 + HCHO + NaOH = Ni + NaCl + CH3OH + O2 =>
NiCl2 + HCHO + 2 NaOH = Ni + 2 NaCl + CH3OH + O2
ClOKOH = KClKClO3H2O =>
2 ClOKOH = KClKClO3H2O
KNO3 + CuO = Cu(NO3)2 + K2O =>
2 KNO3 + CuO = Cu(NO3)2 + K2O
AgCl + KCN = KAg(CN)2 + KCl =>
AgCl + 2 KCN = KAg(CN)2 + KCl
Ba(OH)2 + Ca(oh)2 = Ba(oh)2 + Ca(OH)2 =>
2 Ba(OH)2 + Ca(oh)2 = Ba(oh)2 + 2 Ca(OH)2
P2O5 + Al = Al2O3 + P2O3 =>
3 P2O5 + 4 Al = 2 Al2O3 + 3 P2O3
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Équations équilibrées sur11/17/24
Équations équilibrées sur12/17/23
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