| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + 2 O2 = CO2 + 2 H2O
CH3COOH + Na2CO3 = CH3COONa + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + H2O + CO2
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Ar + O = ArO =>
Ar + O = ArO
In + Br = InBr3 =>
In + 3 Br = InBr3
VCl3 + NaSbCl6 = NaVCl6 + SbCl3 =>
VCl3 + NaSbCl6 = NaVCl6 + SbCl3
CuCl2 + HNO3 = Cu(NO3)2 + HCl =>
CuCl2 + 2 HNO3 = Cu(NO3)2 + 2 HCl
C6H5COOH + C2H6 = C6H5CH3 + CH3COOH =>
C6H5COOH + C2H6 = C6H5CH3 + CH3COOH
HNO2 + KMnO4 + HCl = HNO3 + MnCl2 + KCl + H2O =>
5 HNO2 + 2 KMnO4 + 6 HCl = 5 HNO3 + 2 MnCl2 + 2 KCl + 3 H2O
Cr + Cl2 = CrCl4 =>
Cr + 2 Cl2 = CrCl4
Si + Al = Al4Si3 =>
3 Si + 4 Al = Al4Si3
KMnO4 + S2O3{2-} + H2SO4 = MnSO4 + K2SO4 + H2O + SO4{2-} =>
8 KMnO4 + 5 S2O3{2-} + 7 H2SO4 = 8 MnSO4 + 4 K2SO4 + 7 H2O + 5 SO4{2-}
KI + NaClO3 + H2SO4 = KI3 + Cl2 + Na2SO4 + K2SO4 + H2O =>
15 KI + 2 NaClO3 + 6 H2SO4 = 5 KI3 + Cl2 + Na2SO4 + 5 K2SO4 + 6 H2O
PbO2 + H2O2 = Pb(OH)2 + O2 =>
PbO2 + H2O2 = Pb(OH)2 + O2
Ca3(PO4)2(s) + H2SO4(aq) = H3PO4(aq) + CaSO4(aq) =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 2 H3PO4(aq) + 3 CaSO4(aq)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
K2S + HCl = H2S + KCl =>
K2S + 2 HCl = H2S + 2 KCl
Fe(s) + H2S(g) = FeS(s) + H2(g) =>
Fe(s) + H2S(g) = FeS(s) + H2(g)
K2CO3(s) + HCl(aq) = CO2 + H2O + KCl =>
K2CO3(s) + 2 HCl(aq) = CO2 + H2O + 2 KCl
Fe(OH)2 + H2SO4 = FeSO4 + H2O =>
Fe(OH)2 + H2SO4 = FeSO4 + 2 H2O
Na2Te + Fl = Na2Fl + Te =>
Na2Te + Fl = Na2Fl + Te
C6H5COOH + NaOH = NaC6H5CO2 + H2O =>
C6H5COOH + NaOH = NaC6H5CO2 + H2O
Lithium + bromine = lithiumbromide =>
2 Li + Br2 = 2 LiBr
()H2O2 = ()H2O + ()O2 =>
2()H2O2 = 2()H2O + ()O2
Sc2O3 + HNO3 = Sc(NO3)3 + H2O =>
Sc2O3 + 6 HNO3 = 2 Sc(NO3)3 + 3 H2O
AlCl2 = Al + Cl =>
AlCl2 = Al + 2 Cl
C6H13NO2 + HCl = C6H14NO2 + Cl =>
C6H13NO2 + HCl = C6H14NO2 + Cl
BaCO3 + Al = BaO + Al4C + Al2O2 =>
BaCO3 + 6 Al = BaO + Al4C + Al2O2
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
HgO = Hg + O =>
HgO = Hg + O
C2H6O(s) + O2(s) = CO2(s) + H2O(g) =>
C2H6O(s) + 3 O2(s) = 2 CO2(s) + 3 H2O(g)
KCl + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + Cl2 + K2SO4 + H2O =>
6 KCl + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + 3 Cl2 + 4 K2SO4 + 7 H2O
Na2Te + Fl = Na2Fl + Te =>
Na2Te + Fl = Na2Fl + Te
Al + H{+} + Cl{-} = AlCl3 + H2 =>
2 Al + 6 H{+} + 6 Cl{-} = 2 AlCl3 + 3 H2
ZnO + Mg = Zn + MgO =>
ZnO + Mg = Zn + MgO
P2O5 + HCl = H2O + PCl5 =>
P2O5 + 10 HCl = 5 H2O + 2 PCl5
Al2(SO4)3(aq) + AgNO3(aq) = Al(NO3)3(aq) + Ag2SO4(aq) =>
Al2(SO4)3(aq) + 6 AgNO3(aq) = 2 Al(NO3)3(aq) + 3 Ag2SO4(aq)
CoSO4 + H2O = (CoOH)2SO4 + H2SO4 =>
2 CoSO4 + 2 H2O = (CoOH)2SO4 + H2SO4
CuCl2 + O2 = CuO + Cl2O =>
CuCl2 + O2 = CuO + Cl2O
AgOH + H3Po4 = Ag3Po4 + H2O =>
3 AgOH + H3Po4 = Ag3Po4 + 3 H2O
HOC6H4CH2OH + NaOH = NaOC6H4CH2ONa + H2O =>
HOC6H4CH2OH + 2 NaOH = NaOC6H4CH2ONa + 2 H2O
F + RbCl2 = Cl + RbF2 =>
2 F + RbCl2 = 2 Cl + RbF2
HCl + FeH2 = FeCl2 + H2 =>
2 HCl + FeH2 = FeCl2 + 2 H2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C6H5OH + K2Cr2O7 + H2SO4 = C6H5CHO + K2SO4 + Cr2(SO4) + H2O =>
35 C6H5OH + 2 K2Cr2O7 + 4 H2SO4 = 30 C6H5CHO + 2 K2SO4 + 2 Cr2(SO4) + 19 H2O
Ag3PO4 + Mg(OH)2 = Ag(OH) + [Mg(OH)]3PO4 =>
Ag3PO4 + 3 Mg(OH)2 = 3 Ag(OH) + [Mg(OH)]3PO4
NaOH + Al + H2C2O4*2H2O = Na3[Al(C2O4)3]*3H2O + H2 + H2O =>
6 NaOH + 2 Al + 6 H2C2O4*2H2O = 2 Na3[Al(C2O4)3]*3H2O + 3 H2 + 12 H2O
(CH3CO)2O + CH3NH2 = CH3COCH3 + CH3CN + H2O =>
5(CH3CO)2O + 8 CH3NH2 = 4 CH3COCH3 + 8 CH3CN + 11 H2O
Pb(C2H3O2)2 + CrN = Pb3N2 + Cr(C2H3O2)3 =>
3 Pb(C2H3O2)2 + 2 CrN = Pb3N2 + 2 Cr(C2H3O2)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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