| Équations équilibrées la veille |
7 HC2H3O2 + 8 NaHCO3 = 6 CO2 + 8 NaC2H2O2 + 10 H2O
I{-} + MnO4{-} + H2O = MnO2 + I2 + OH{-} =>
6 I{-} + 2 MnO4{-} + 4 H2O = 2 MnO2 + 3 I2 + 8 OH{-}
O + Li = OLi =>
O + Li = OLi
Hg(C2H3O2)2 + Na2S = HgS + Na(C2H3O2) =>
Hg(C2H3O2)2 + Na2S = HgS + 2 Na(C2H3O2)
S2O3{-3} + I2 = I{-} + S4O6{2-} =>
2 S2O3{-3} + 2 I2 = 4 I{-} + S4O6{2-}
H3CrO3 = H2 + CrO3 =>
2 H3CrO3 = 3 H2 + 2 CrO3
Al(NO3)3*9H2O + Ni(NO3)2*6H2O + CO(NH2)2 = NiAl2O4 + CO2 + H2O + N2 =>
6 Al(NO3)3*9H2O + 3 Ni(NO3)2*6H2O + 20 CO(NH2)2 = 3 NiAl2O4 + 20 CO2 + 112 H2O + 32 N2
(C2)(H4)O + O2 = CO2 + (H2)O =>
2(C2)(H4)O + 5 O2 = 4 CO2 + 4(H2)O
Cu + HNO3 = CuH + NO3 =>
Cu + HNO3 = CuH + NO3
PI3 + OH{-} = I{-} + HPO3{2-} + H2O =>
PI3 + 5 OH{-} = 3 I{-} + HPO3{2-} + 2 H2O
MnO4{-} + NO2{-} + H{+} = Mn{2+} + NO3{-} + H2O =>
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
Li2O = Li + O2 =>
2 Li2O = 4 Li + O2
NaOCl + KBr = NaCl + KBrO3 =>
3 NaOCl + KBr = 3 NaCl + KBrO3
Zn + HNO3 + H2O = H2ZnO3 + NO =>
3 Zn + 4 HNO3 + H2O = 3 H2ZnO3 + 4 NO
(NH4)2Fe(SO4)2 + NH3 + H2O = Fe(OH)2 + (NH4)2SO4 =>
(NH4)2Fe(SO4)2 + 2 NH3 + 2 H2O = Fe(OH)2 + 2(NH4)2SO4
Ca(HCO3)2 + CaO = CaCO3 + H2O =>
Ca(HCO3)2 + CaO = 2 CaCO3 + H2O
HOC6H4CH2OH + NaOH = NaOC6H4CH2ONa + H2O =>
HOC6H4CH2OH + 2 NaOH = NaOC6H4CH2ONa + 2 H2O
NaCO3 + Ca(OH) = CaCO3 + NaOH =>
NaCO3 + Ca(OH) = CaCO3 + NaOH
P2O5 + H2O = HPO4 + H2 =>
P2O5 + 3 H2O = 2 HPO4 + 2 H2
Ce(NO3)3*6H2O = Ce(NO3)3 + H2O =>
Ce(NO3)3*6H2O = Ce(NO3)3 + 6 H2O
KI + NH3 = KNH2 + HI =>
KI + NH3 = KNH2 + HI
C5H5N + H3O = C5H5NH + H2O =>
C5H5N + H3O = C5H5NH + H2O
Li3 + O = Li7O3 =>
7 Li3 + 9 O = 3 Li7O3
K2Cr2O7 + HCl + FeS = KCl + CrCl3 + FeO + S + H2 =>
K2Cr2O7 + 8 HCl + 7 FeS = 2 KCl + 2 CrCl3 + 7 FeO + 7 S + 4 H2
FeSO4 + KMnO4 + H2O = FeOHSO4 + KOH + MnO2 =>
3 FeSO4 + KMnO4 + 2 H2O = 3 FeOHSO4 + KOH + MnO2
CH3CH2CH2OCH2CH3 + HBr = CH3CH2CH2OH + CH3CH2Br =>
CH3CH2CH2OCH2CH3 + HBr = CH3CH2CH2OH + CH3CH2Br
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
CuCl2 + NaHSO3 + H2O = CuCl + NaHSO4 + HCl =>
2 CuCl2 + NaHSO3 + H2O = 2 CuCl + NaHSO4 + 2 HCl
Sodium + Bromine = sodiumbromide =>
2 Na + Br2 = 2 NaBr
Ca(No3)2(aq) + H2SO4(aq) = CaSO4(s) + HNo3(aq) =>
Ca(No3)2(aq) + H2SO4(aq) = CaSO4(s) + 2 HNo3(aq)
Bi(NO3)3 + H2SO4 = Bi2(SO4)3 + HNO3 =>
2 Bi(NO3)3 + 3 H2SO4 = Bi2(SO4)3 + 6 HNO3
CaCl2 + CO2 + NaOH = CaCO3 + NaCl + H2O =>
CaCl2 + CO2 + 2 NaOH = CaCO3 + 2 NaCl + H2O
Ba3(PO4)2 + HNO3 = BaHPO4 + Ba(NO3)2 =>
Ba3(PO4)2 + 2 HNO3 = 2 BaHPO4 + Ba(NO3)2
Pb3 + O4 = PbO = O2 =>
4 Pb3 + 3 O4 = 12 PbO
Hg(PO4)2 + Sn = Sn(PO4) + Hg =>
Hg(PO4)2 + 2 Sn = 2 Sn(PO4) + Hg
KCl + CaO = CaCl + KO =>
KCl + CaO = CaCl + KO
Ca(NO3)2 + N2CO3 = CaCO3 + NNO3 =>
Ca(NO3)2 + N2CO3 = CaCO3 + 2 NNO3
Ba(NO3)2 + KCl = BaCl2 + NO3K =>
Ba(NO3)2 + 2 KCl = BaCl2 + 2 NO3K
CH3CH(OH)CH3 + K2Cr2O7 + H2SO4 = CH3COCH3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = 3 CH3COCH3 + Cr2(SO4)3 + K2SO4 + 7 H2O
(NH4)2SO4 + KNO3 = NH4NO3 + K2SO4 =>
(NH4)2SO4 + 2 KNO3 = 2 NH4NO3 + K2SO4
Fe + HCl = Fe(HCl) =>
Fe + HCl = Fe(HCl)
KCl(O)2 = KClO2 =>
KCl(O)2 = KClO2
CaCl2 + NaNO3 = Ca(NO3)2 + NaCl =>
CaCl2 + 2 NaNO3 = Ca(NO3)2 + 2 NaCl
KMnO4 + K2S2O3 + HCl = K2SO4 + MnCl2 + MnSO4 + H2O =>
8 KMnO4 + 5 K2S2O3 + 14 HCl = 9 K2SO4 + 7 MnCl2 + MnSO4 + 7 H2O
CS2(aq) + Cl2(g) = CCl4(aq) + S2Cl2(aq) =>
CS2(aq) + 3 Cl2(g) = CCl4(aq) + S2Cl2(aq)
H2O + I{-} + K{+} = KOH + H2 + I2 =>
2 H2O + 2 I{-} + 2 K{+} = 2 KOH + H2 + I2
Pb(C2H3O2)2(ac) + KI(ac) = PbI2(s) + KC2H3O2(ac) =>
Pb(C2H3O2)2(ac) + 2 KI(ac) = PbI2(s) + 2 KC2H3O2(ac)
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
CaO2H2 + H2CO3 = CaCO3 + H2O =>
CaO2H2 + H2CO3 = CaCO3 + 2 H2O
Cu{2}SO{4} + Na{3}PO{4} = Na{2}SO{4} + Cu{3}(PO{4}){2} =>
Cu{2}SO{4} + Na{3}PO{4} = Na{2}SO{4} + Cu{3}(PO{4}){2}
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