| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 BaS + 4 HNO3 = 3 BaSO4 + 2 H2 + 2 N2
Ga + KOH + H2O = K3[Ga(OH)6] + H =>
Ga + 3 KOH + 3 H2O = K3[Ga(OH)6] + 3 H
Fe2(NO3)3 + NaOH = Fe(OH)3 + Na2NO3 =>
Fe2(NO3)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2NO3
Ag2S + Mg = Ag + MgS =>
Ag2S + Mg = 2 Ag + MgS
SO2 + Cr(OH)2 = Cr(SO3) + H2O =>
SO2 + Cr(OH)2 = Cr(SO3) + H2O
Sr(NO3)2 + BaSO4 = SrSO4 + Ba(NO3)2 =>
Sr(NO3)2 + BaSO4 = SrSO4 + Ba(NO3)2
NaCN + CuCO3 = Na2 + CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2 + CO3 + Cu(CN)2
HCl + F2 = H2F2 + Cl =>
2 HCl + F2 = H2F2 + 2 Cl
C2H5OH + Na2Cr2O7 + H2SO4 = CH3CHO + Cr2(SO4)3 + NaOH + H2O =>
3 C2H5OH + Na2Cr2O7 + 3 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + 2 NaOH + 5 H2O
CuO + MoO2 + Sb2O3 + O2 = CuSbMo2O8 =>
4 CuO + 8 MoO2 + 2 Sb2O3 + 3 O2 = 4 CuSbMo2O8
Mg(OH)2 + CO2 = Mg5(CO3)4(OH)2*4H2O =>
5 Mg(OH)2 + 4 CO2 = Mg5(CO3)4(OH)2*4H2O
C12H22O + KClO3 = CO2 + H2O + KCl =>
3 C12H22O + 34 KClO3 = 36 CO2 + 33 H2O + 34 KCl
Na2SO3 + NaS + HCl = S + NaCl + H2O =>
Na2SO3 + 4 NaS + 6 HCl = 5 S + 6 NaCl + 3 H2O
Na[Al(OH)4] + C + Br2 = AlBr3 + NaOH + CO2 + H2O =>
4 Na[Al(OH)4] + 3 C + 6 Br2 = 4 AlBr3 + 4 NaOH + 3 CO2 + 6 H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Cu(OH)2 + HCl = CuCl + Cl2 + H2O =>
2 Cu(OH)2 + 4 HCl = 2 CuCl + Cl2 + 4 H2O
Mg(ClO4)2 + H3PO4 = HClO4 + Mg3(PO4)2 =>
3 Mg(ClO4)2 + 2 H3PO4 = 6 HClO4 + Mg3(PO4)2
Br2 + NaOH = NaBr + NaOBr + H2O =>
Br2 + 2 NaOH = NaBr + NaOBr + H2O
C4H10 = C2H2 + CH4 =>
C4H10 = C2H2 + 2 CH4
XeO4 + NaOH = Na2XeO5 + H2O =>
XeO4 + 2 NaOH = Na2XeO5 + H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
CH3OH9 + O2 = CO2 + H2O =>
2 CH3OH9 + 7 O2 = 2 CO2 + 12 H2O
C2H5Br + KOH = C2H4 + KBr + H2O =>
C2H5Br + KOH = C2H4 + KBr + H2O
(NH4)2CO3(aq) + H3PO4(aq) = (NH4)3PO4(aq) + H2O(l) + CO2(g) =>
3(NH4)2CO3(aq) + 2 H3PO4(aq) = 2(NH4)3PO4(aq) + 3 H2O(l) + 3 CO2(g)
K2PO4 + Ba(NO3)2 = KNO3 + Ba(PO4) =>
K2PO4 + Ba(NO3)2 = 2 KNO3 + Ba(PO4)
CH2Cl{-}CH2Cl + NaOH = CH2OH{-}CH2OH + NaCl =>
CH2Cl{-}CH2Cl + NaOH = CH2OH{-}CH2OH + NaCl
C6H22O11 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + CO2 + K2SO4 =>
C6H22O11 + 4 K2Cr2O7 + 16 H2SO4 = 4 Cr2(SO4)3 + 27 H2O + 6 CO2 + 4 K2SO4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K2CO3 + HC2H3O2 = CO2 + H2O + K2C2H3O2 =>
8 K2CO3 + 9 HC2H3O2 = 10 CO2 + 6 H2O + 8 K2C2H3O2
HCl + H2O = H3O{+} + Cl{-} =>
HCl + H2O = H3O{+} + Cl{-}
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnO2 + K2SO4 + H2O =>
6 FeSO4 + 2 KMnO4 + 4 H2SO4 = 3 Fe2(SO4)3 + 2 MnO2 + K2SO4 + 4 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
AgC2H3O2 + KCl = KC2H3O2 + AgCl =>
AgC2H3O2 + KCl = KC2H3O2 + AgCl
C6H5CH3 + O2 = H2O + CO2 =>
C6H5CH3 + 9 O2 = 4 H2O + 7 CO2
Ca(NO3)2 + (Na2SO4) = CaSO4 + NaNO3 =>
Ca(NO3)2 + (Na2SO4) = CaSO4 + 2 NaNO3
Pb(NO3)2(g) = PbO(s) + NO2(g) + O2(g) =>
2 Pb(NO3)2(g) = 2 PbO(s) + 4 NO2(g) + O2(g)
FeO + Si = Fe + SiO =>
FeO + Si = Fe + SiO
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
NO + CSOH = CSNO2 + N2 + H2O =>
6 NO + 4 CSOH = 4 CSNO2 + N2 + 2 H2O
Al2O3 + Zn = ZnO + Al =>
Al2O3 + 3 Zn = 3 ZnO + 2 Al
Ca(CO3) + HNO3 = Ca(NO3)2 + H2CO3 =>
Ca(CO3) + 2 HNO3 = Ca(NO3)2 + H2CO3
MgCl2 + Pb(NO3)2 = Mg(NO3)2 + PbCl2 =>
MgCl2 + Pb(NO3)2 = Mg(NO3)2 + PbCl2
Zn + KNO3 + KOH = K2ZnO2 + KNO2 + H2O =>
Zn + KNO3 + 2 KOH = K2ZnO2 + KNO2 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cr2(SO4)3 + KClO3 + KOH = K2CrO4 + KCl + K2SO4 + H2O =>
Cr2(SO4)3 + KClO3 + 10 KOH = 2 K2CrO4 + KCl + 3 K2SO4 + 5 H2O
Al + NaNO3 + NaOH + H2O = Na3[Al(OH)6] + NH3 =>
8 Al + 3 NaNO3 + 21 NaOH + 18 H2O = 8 Na3[Al(OH)6] + 3 NH3
KOH + C5H6 + FeCl2H2O = Fe(C5H5)2 + KCl + KOHH2O =>
5 KOH + 2 C5H6 + FeCl2H2O = Fe(C5H5)2 + 2 KCl + 3 KOHH2O
Ag + HNO3(konc) = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3(konc) = AgNO3 + NO2 + H2O
Ba(OH)2 + NH4(NO3) = Ba(NO3)2 + NH4OH =>
Ba(OH)2 + 2 NH4(NO3) = Ba(NO3)2 + 2 NH4OH
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