| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 3 SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O
FeCl2 + Al = AlCl + Fe =>
FeCl2 + 2 Al = 2 AlCl + Fe
C2H2 + [Cu(NH3)2]Cl = C2Cu2 + NH3 + NH4Cl =>
C2H2 + 2[Cu(NH3)2]Cl = C2Cu2 + 2 NH3 + 2 NH4Cl
MgSO3 + H2SO4 = MgSO4 + H2O + SO2 =>
MgSO3 + H2SO4 = MgSO4 + H2O + SO2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Sb2S + O2 = Sb2O3 + SO2 =>
2 Sb2S + 5 O2 = 2 Sb2O3 + 2 SO2
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Sb2S3 + O2 = Sb2O3 + SO2 =>
2 Sb2S3 + 9 O2 = 2 Sb2O3 + 6 SO2
Hg + HNO3 = Hg(NO3) + NO2 + H2O =>
Hg + 2 HNO3 = Hg(NO3) + NO2 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CrCl3 + NaOH = Cr(OH)3 + NaCl =>
CrCl3 + 3 NaOH = Cr(OH)3 + 3 NaCl
Hg + HNO3 = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 HNO3 = Hg(NO3)2 + 2 NO2 + 2 H2O
CaO(s) + CO2(g) = CaCO3 =>
CaO(s) + CO2(g) = CaCO3
Mg + S = MgS =>
Mg + S = MgS
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
MgCl2 + Na3PO4 = Mg3(PO4)2 + NaCl =>
3 MgCl2 + 2 Na3PO4 = Mg3(PO4)2 + 6 NaCl
S + O = SO2 =>
S + 2 O = SO2
H2S + H2O2 = H2SO4 + H2O =>
H2S + 4 H2O2 = H2SO4 + 4 H2O
Ba2 + H2SO4 = BaSO4 + H2 =>
Ba2 + 2 H2SO4 = 2 BaSO4 + 2 H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Na + Cl = NaCl =>
Na + Cl = NaCl
NO3{-}(aq) + Sn{2+}(aq) + H{+} = Sn{4+}(aq) + NO(g) + H2O =>
2 NO3{-}(aq) + 3 Sn{2+}(aq) + 8 H{+} = 3 Sn{4+}(aq) + 2 NO(g) + 4 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
MgSO4 + KOH = Mg(OH)2 + K2SO4 =>
MgSO4 + 2 KOH = Mg(OH)2 + K2SO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C3H6 + O2 = CO2 + H20 =>
10 C3H6 + 30 O2 = 30 CO2 + 3 H20
CuO + NO2 + O2 = Cu(NO3)2 =>
2 CuO + 4 NO2 + O2 = 2 Cu(NO3)2
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
C2H12O6 + Cu(OH)2 = C2H12O7 + Cu2O + H2O =>
C2H12O6 + 2 Cu(OH)2 = C2H12O7 + Cu2O + 2 H2O
KNO2 + KI + H2SO4 = H2O + I2 + K2SO4 + N2 =>
2 KNO2 + 6 KI + 4 H2SO4 = 4 H2O + 3 I2 + 4 K2SO4 + N2
HBr + Ba(OH)2 = H2O + BaBr2 =>
2 HBr + Ba(OH)2 = 2 H2O + BaBr2
NO3{-} + Sn{2+} + H{+} = Sn{4+} + NO + H2O =>
2 NO3{-} + 3 Sn{2+} + 8 H{+} = 3 Sn{4+} + 2 NO + 4 H2O
CH3CH2OH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH3CH2OH + 12 KMnO4 + 18 H2SO4 = 10 CO2 + 12 MnSO4 + 6 K2SO4 + 33 H2O
MgSO4 + KCl = MgCl2 + K2SO4 =>
MgSO4 + 2 KCl = MgCl2 + K2SO4
Cu + NaOH = CuOH + Na =>
Cu + NaOH = CuOH + Na
AgS + HNO3 = AgNO3 + NO + S + H2O =>
3 AgS + 4 HNO3 = 3 AgNO3 + NO + 3 S + 2 H2O
C20H42 = C10H22 + C10H20 =>
C20H42 = C10H22 + C10H20
CrCl3 + KOH = Cr(OH)3 + KCl =>
CrCl3 + 3 KOH = Cr(OH)3 + 3 KCl
KOH + S = K2S + K2SO4 + H2O =>
8 KOH + 4 S = 3 K2S + K2SO4 + 4 H2O
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
MgCO3(s) = MgO(s) + CO2(g) =>
MgCO3(s) = MgO(s) + CO2(g)
C6H5OCH3 + HBr = C6H5OH + CH3Br =>
C6H5OCH3 + HBr = C6H5OH + CH3Br
P2 + O2 = P2O5 =>
2 P2 + 5 O2 = 2 P2O5
Na2ZnO2 + H2O = Zn(OH)2 + NaOH =>
Na2ZnO2 + 2 H2O = Zn(OH)2 + 2 NaOH
ZN(NO3)2 + NAOH = ZN(OH)2 + NANO3 =>
ZN(NO3)2 + 2 NAOH = ZN(OH)2 + 2 NANO3
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/05/16
Équations équilibrées sur12/05/15
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