| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 5 HNO2 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 HNO3 + 3 H2O
HCHO2 + NaOH = NaCHO2 + H2O =>
HCHO2 + NaOH = NaCHO2 + H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
Ag2S(s) + H2(g) = Ag(s) + H2S(g) =>
Ag2S(s) + H2(g) = 2 Ag(s) + H2S(g)
O2 + C2H2 = CO2 + H2O =>
5 O2 + 2 C2H2 = 4 CO2 + 2 H2O
NaOH + HCl = H2O + NaCl =>
NaOH + HCl = H2O + NaCl
Ca + SnCl4 = CaCl4 + Sn =>
Ca + SnCl4 = CaCl4 + Sn
C2H6 + O = CO2 + H2O =>
C2H6 + 7 O = 2 CO2 + 3 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
Cl(g) + H2O(l) = HCl(aq) + HClO3(aq) =>
6 Cl(g) + 3 H2O(l) = 5 HCl(aq) + HClO3(aq)
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
K2Cr2O7 + HCl = CrCl3 + H2O + KCl + Cl2 =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 7 H2O + 2 KCl + 3 Cl2
H2SO4 + HBr = SO2 + Br2 + H2O =>
H2SO4 + 2 HBr = SO2 + Br2 + 2 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Na2SO3(aq) + S8(s) = Na2S2O3(aq) =>
8 Na2SO3(aq) + S8(s) = 8 Na2S2O3(aq)
As2S2 + HNO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 As2S2 + 22 HNO3 + 4 H2O = 6 H2SO4 + 6 H3AsO4 + 22 NO
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
Na + KOH = NaOH + K =>
Na + KOH = NaOH + K
KHCO3 = CO2 + H2O + K2CO3 =>
2 KHCO3 = CO2 + H2O + K2CO3
Bi(NO3)3 + KOH = H3BiO3 + KNO3 =>
Bi(NO3)3 + 3 KOH = H3BiO3 + 3 KNO3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
HCl + AgNO3 = HNO3 + AgCl =>
HCl + AgNO3 = HNO3 + AgCl
FeS2 + O2 = SO2 + Fe2O3 =>
4 FeS2 + 11 O2 = 8 SO2 + 2 Fe2O3
Cu2S + O2 = CuO + SO2 =>
Cu2S + 2 O2 = 2 CuO + SO2
HCHO2 + NaOH = NaCHO2 + H2O =>
HCHO2 + NaOH = NaCHO2 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H6 + H2 = CH4 =>
C2H6 + H2 = 2 CH4
HCH2ClCO2 + NaOH = NaCH2ClCO2 + H2O =>
HCH2ClCO2 + NaOH = NaCH2ClCO2 + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
MnO4{-} + H{+} + C2O4{2-} = Mn{2+} + H2O + CO2 =>
2 MnO4{-} + 16 H{+} + 5 C2O4{2-} = 2 Mn{2+} + 8 H2O + 10 CO2
Cu + O2 = CuO2 =>
Cu + O2 = CuO2
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
ZnS + O2 = SO2 + ZnO =>
2 ZnS + 3 O2 = 2 SO2 + 2 ZnO
Zn(NO3)2 + Na2(CO3) = Zn2(CO3) + Na(NO3)2 =>
2 Zn(NO3)2 + Na2(CO3) = Zn2(CO3) + 2 Na(NO3)2
Na + KOH = NaOH + K =>
Na + KOH = NaOH + K
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
ZnI2 + AgNO3 = AgI + Zn(NO3)2 =>
ZnI2 + 2 AgNO3 = 2 AgI + Zn(NO3)2
HF + KOH = H2O + KF =>
HF + KOH = H2O + KF
MnO4{-} + H2S + H3O{+} = Mn{2+} + S + H2O =>
2 MnO4{-} + 5 H2S + 6 H3O{+} = 2 Mn{2+} + 5 S + 14 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
FeCl2 + NaOH = NaCl + Fe(OH)2 =>
FeCl2 + 2 NaOH = 2 NaCl + Fe(OH)2
Ca + H2SO3 = CaSO3 + H2 =>
Ca + H2SO3 = CaSO3 + H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/05/14
Équations équilibrées sur11/04/13
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