| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ni(NO3)2 + 2 NaBr = 2 NaNO3 + NiBr2
Li2O + NO2 + O2 = LiNO3 =>
2 Li2O + 4 NO2 + O2 = 4 LiNO3
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
Hg(NO3)2 = HgO + NO2 + O2 =>
2 Hg(NO3)2 = 2 HgO + 4 NO2 + O2
Na2CO3 = CO2 + Na2O =>
Na2CO3 = CO2 + Na2O
Al2O3 + NaOH + H2O = Na[Al(OH)4] =>
Al2O3 + 2 NaOH + 3 H2O = 2 Na[Al(OH)4]
AgNO3NaOH = AgOHNO3Na =>
AgNO3NaOH = AgOHNO3Na
CH3COOH(aq)KOH(aq) = CH3COOK(aq)H2O =>
CH3COOH(aq)KOH(aq) = CH3COOK(aq)H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
AgNo3 + H2S = Ag2S + HNo3 =>
2 AgNo3 + H2S = Ag2S + 2 HNo3
HCOOH + Ca = HCOOCa + H2 =>
2 HCOOH + 2 Ca = 2 HCOOCa + H2
Fe(NO3)3 + Ba(OH)2 = Fe(OH)3 + Ba(NO3)2 =>
2 Fe(NO3)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 Ba(NO3)2
Zn + BaO = ZnO + Ba =>
Zn + BaO = ZnO + Ba
Na + Fe2O3 = Na2O + Fe =>
6 Na + Fe2O3 = 3 Na2O + 2 Fe
Pb(ClO3)3 + CrI2 = PbI2 + Cr(ClO3)3 =>
Pb(ClO3)3 + CrI2 = PbI2 + Cr(ClO3)3
MnO4{-} + Fe{2+} + H2O = Mn{2+} + Fe{3+} + OH{-} =>
MnO4{-} + 5 Fe{2+} + 4 H2O = Mn{2+} + 5 Fe{3+} + 8 OH{-}
HI + (NH4)2CO3 = NH4I + H2CO3 =>
2 HI + (NH4)2CO3 = 2 NH4I + H2CO3
MgCl2 + Li2Co3 = MgCo3 + LiCl =>
MgCl2 + Li2Co3 = MgCo3 + 2 LiCl
(Al(OH)2)2SO4 + H2SO4 = Al2(SO4)3 + H2O =>
(Al(OH)2)2SO4 + 2 H2SO4 = Al2(SO4)3 + 4 H2O
NaClO + Na2S2O3 + NaOH = Na2SO4 + NaCl + H2O =>
4 NaClO + Na2S2O3 + 2 NaOH = 2 Na2SO4 + 4 NaCl + H2O
Ba{-} = Ba{-}O{-} = Ba{-}(OH){2} =>
Ba{-} = Ba{-}O{-}
MnCl2(aq)NaOH(aq) = MnOH(s)NaCl2 =>
MnCl2(aq)NaOH(aq) = MnOH(s)NaCl2
Ni(NO3)2 + HOH = NiOHNO3 + HNO3 =>
Ni(NO3)2 + HOH = NiOHNO3 + HNO3
C6H5ONa + CO2 = C6H5CO3 + Na =>
C6H5ONa + CO2 = C6H5CO3 + Na
CS2 + Cl2 = CCl3 + SCl2 =>
2 CS2 + 7 Cl2 = 2 CCl3 + 4 SCl2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Mg(ClO2)3 = Mg + Cl + O2 =>
Mg(ClO2)3 = Mg + 3 Cl + 3 O2
NaCl + HCl = Cl + NaH =>
NaCl + HCl = 2 Cl + NaH
Li2O + HOH = LiH2 + O2 =>
2 Li2O + 4 HOH = 4 LiH2 + 3 O2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
NaSO4 + Ba(OH)2 = Ba(SO4)2 + NaOH =>
2 NaSO4 + Ba(OH)2 = Ba(SO4)2 + 2 NaOH
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cu(NO3)2 + (Nh4)2CO3 = CuCO3 + Nh4NO3 =>
Cu(NO3)2 + (Nh4)2CO3 = CuCO3 + 2 Nh4NO3
CH2CH2 + HOH = CH3CH2OH =>
CH2CH2 + HOH = CH3CH2OH
Na3PO4 + Fe(OH)3 = FePO4 + Na3(OH)3 =>
Na3PO4 + Fe(OH)3 = FePO4 + Na3(OH)3
CuS + H2SO4 = CuSO4 + H2O + SO2 =>
CuS + 4 H2SO4 = CuSO4 + 4 H2O + 4 SO2
Na3P + HNO3 = NaNO3 + H3PO4 + NO + H2O =>
3 Na3P + 17 HNO3 = 9 NaNO3 + 3 H3PO4 + 8 NO + 4 H2O
NH4OH + H3PO4 = (NH4)03PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)03PO4 + 3 H2O
H2S + Na2CO3 = Na2S + H2CO3 = Na2S + H2O + CO2 =>
H2S + Na2CO3 = Na2S + H2CO3
AgNO3 + CuSO4 = Ag2SO4 + Cu(NO3)2 =>
2 AgNO3 + CuSO4 = Ag2SO4 + Cu(NO3)2
FeBr3 + K2S = S + FeBr2 + KBr =>
2 FeBr3 + K2S = S + 2 FeBr2 + 2 KBr
HNO3 + NaBH4 = N2 + NaBO3 + H2O =>
2 HNO3 + NaBH4 = N2 + NaBO3 + 3 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
(NH4)HCO3NaCl = NaHCO3NH4Cl =>
(NH4)HCO3NaCl = NaHCO3NH4Cl
C2H2F2 + O2 = CO + HF =>
C2H2F2 + O2 = 2 CO + 2 HF
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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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