| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Cl + 2 CaBr = Br2 + 2 CaCl2
NaClO + NH3 = NaOH + NCl3 =>
3 NaClO + NH3 = 3 NaOH + NCl3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cu(NO3)2 + NH3 = Cu2(NH3)4 + NO3 =>
2 Cu(NO3)2 + 4 NH3 = Cu2(NH3)4 + 4 NO3
Cr{3+} + O2{-2} = CrO3 =>
2 Cr{3+} + 3 O2{-2} = 2 CrO3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Zn(OH)2 = ZnO + HOH =>
Zn(OH)2 = ZnO + HOH
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Si + P = Si3P4 =>
3 Si + 4 P = Si3P4
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Fe2O3 + CaCO3 = Fe2(CO3)3 + CaO =>
Fe2O3 + 3 CaCO3 = Fe2(CO3)3 + 3 CaO
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
HSO3{-} + ClO3{-} = SO4{2-} + Cl{-} + H{+} =>
3 HSO3{-} + ClO3{-} = 3 SO4{2-} + Cl{-} + 3 H{+}
MgSO4 + Pb(NO3)2 = Mg(NO3)2(aq) + PbSO4(s) =>
MgSO4 + Pb(NO3)2 = Mg(NO3)2(aq) + PbSO4(s)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Ba(OH)2 + H2O = H3O + BaO2H =>
Ba(OH)2 + H2O = H3O + BaO2H
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Pb(C2H3O2)2(aq) + KI(aq) = PbI2(s) + KC2H3O2(aq) =>
Pb(C2H3O2)2(aq) + 2 KI(aq) = PbI2(s) + 2 KC2H3O2(aq)
ClH + CH3COCH3 = CHCl3 + H2O + CH3 =>
3 ClH + CH3COCH3 = CHCl3 + H2O + 2 CH3
NH4NO3 + CH4 = H2O + CO2 + N2 =>
4 NH4NO3 + CH4 = 10 H2O + CO2 + 4 N2
CH3COOH + CaCO3 = H2CO3 + Ca(CH3COO)2 =>
2 CH3COOH + CaCO3 = H2CO3 + Ca(CH3COO)2
Na2SO4 + H2SO4 = Na2SO4H + SO4 =>
2 Na2SO4 + H2SO4 = 2 Na2SO4H + SO4
Cd + C2H5NS = CdS + C + H + N =>
Cd + C2H5NS = CdS + 2 C + 5 H + N
FeCl3 + NH3 + H2O = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4Cl
CH3CHOHCH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COOH + H2O =>
3 CH3CHOHCH3 + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3CH2COOH + 11 H2O
KPO4 + CaNO3 = K(NO3) + Ca(PO4) =>
KPO4 + CaNO3 = K(NO3) + Ca(PO4)
MnO4{-} + I{-} + H2O = MnO2 + IO{-} + OH{-} =>
2 MnO4{-} + 3 I{-} + H2O = 2 MnO2 + 3 IO{-} + 2 OH{-}
Na2Cr2O7 + Zn = ZnCr2O7 + Na =>
Na2Cr2O7 + Zn = ZnCr2O7 + 2 Na
Fe + Fe(CN)6 = Fe3[Fe(CN)6]3 =>
3 Fe + 3 Fe(CN)6 = Fe3[Fe(CN)6]3
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
(NH4)3N + Pb(ClO3)2 = NH4ClO3 + Pb3N2 =>
2(NH4)3N + 3 Pb(ClO3)2 = 6 NH4ClO3 + Pb3N2
Fe + C2H3O2 = Fe(C2H3O2)3 =>
Fe + 3 C2H3O2 = Fe(C2H3O2)3
Si + P = Si3P4 =>
3 Si + 4 P = Si3P4
HCOONaH2SO4 = NaHSO4COH2O =>
HCOONaH2SO4 = NaHSO4COH2O
CsOH(aq) + HCl(aq) = CsCl + H2O =>
CsOH(aq) + HCl(aq) = CsCl + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
Na2CO3 + H2SO4 = CO2 + H2O + Na2SO4 =>
Na2CO3 + H2SO4 = CO2 + H2O + Na2SO4
Ca3SiO5 + H2O = CaO*2SiO2*4H2O + Ca(OH)2 =>
2 Ca3SiO5 + 9 H2O = CaO*2SiO2*4H2O + 5 Ca(OH)2
Na(s) + H2O(l) = NaOH(aq) + H3O(g) =>
Na(s) + 2 H2O(l) = NaOH(aq) + H3O(g)
KCNS + Fe(NO3)3 = KNO3 + Fe(CNS)3 =>
3 KCNS + Fe(NO3)3 = 3 KNO3 + Fe(CNS)3
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Ca + O2 = Ca2O2 = CaO =>
2 Ca + O2 = Ca2O2
FeCl + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl + 2 KNO3 + 8 HCl = 3 FeCl3 + 2 NO + 4 H2O + 2 KCl
C20H14O4 + NaOH + HCl = NaOHC20H14O4HCl =>
C20H14O4 + NaOH + HCl = NaOHC20H14O4HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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