| Équations équilibrées la veille | Équations équilibrées le lendemain |
H4XeO6 = XeO3 + H2O2 + H2O
NH4NO3 = H2O + N2O =>
NH4NO3 = 2 H2O + N2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
H4XeO6 = XeO3 + H2O2 + H2O =>
H4XeO6 = XeO3 + H2O2 + H2O
H{+} + Cr2O7{2-} + SO3{2-} = SO4{2-} + Cr3 + H2O =>
6 H{+} + 3 Cr2O7{2-} + 18 SO3{2-} = 18 SO4{2-} + 2 Cr3 + 3 H2O
KO2(s) + H2O(g) = KOH(s) + O2(g) =>
4 KO2(s) + 2 H2O(g) = 4 KOH(s) + 3 O2(g)
FeCl2 + KMnO4 + H2O = Fe(OH)3 + MnO2 + KCl + HCl =>
3 FeCl2 + KMnO4 + 7 H2O = 3 Fe(OH)3 + MnO2 + KCl + 5 HCl
SI + Na = NaSI =>
SI + Na = NaSI
Zn(C2H3O2)2 + Na2S = ZnS + Na(C2H3O2) =>
Zn(C2H3O2)2 + Na2S = ZnS + 2 Na(C2H3O2)
FeS + NiO = FeO + Ni3S2 + S2 =>
6 FeS + 6 NiO = 6 FeO + 2 Ni3S2 + S2
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
C2H5O2 + CaCO3 = Ca(C2H3O2)2 + CO2 + H2O =>
16 C2H5O2 + 9 CaCO3 = 9 Ca(C2H3O2)2 + 5 CO2 + 13 H2O
SeO3{2-} + I{-} + H2O = Se + I2 + OH{-} =>
SeO3{2-} + 4 I{-} + 3 H2O = Se + 2 I2 + 6 OH{-}
Na2S + Bi(NO3)3 = Bi2S3 + Na + NO3 =>
3 Na2S + 2 Bi(NO3)3 = Bi2S3 + 6 Na + 6 NO3
CNH2(NH)2NH2*HNO3 + NaNO2 = C2H8ON10 + NaNO3 + H2O =>
2 CNH2(NH)2NH2*HNO3 + 2 NaNO2 = C2H8ON10 + 2 NaNO3 + 3 H2O
MgC = C + Mg =>
MgC = C + Mg
F2 + LiOH = LiF + O2 + LiOF + HF =>
6 F2 + 6 LiOH = 2 LiF + O2 + 4 LiOF + 6 HF
NH2CH2CN + H2O = NH3 + NH2CH2COOH =>
NH2CH2CN + 2 H2O = NH3 + NH2CH2COOH
CH3CH2OH + K2CrO7 + H2SO4 = CH3COOH + Cr(SO4)3 + K2SO4 + H2O =>
3 CH3CH2OH + 2 K2CrO7 + 8 H2SO4 = 3 CH3COOH + 2 Cr(SO4)3 + 2 K2SO4 + 11 H2O
Au(s) + Pb(NO3)2(aq) = Au(NO3)3 + Pb =>
2 Au(s) + 3 Pb(NO3)2(aq) = 2 Au(NO3)3 + 3 Pb
C6H5CHO + H2CrO4 + H2SO4 = C6H5COOH + Cr2(SO4)3 + H2O =>
3 C6H5CHO + 2 H2CrO4 + 3 H2SO4 = 3 C6H5COOH + Cr2(SO4)3 + 5 H2O
S2 + H2O2 = H2SO4 + H2O =>
S2 + 6 H2O2 = 2 H2SO4 + 4 H2O
H2S(g) + Br(g) = HBr(g) + S(g) =>
H2S(g) + 2 Br(g) = 2 HBr(g) + S(g)
AgNO3 + NaClO3 = NaNO3 + AgCl + O2 =>
2 AgNO3 + 2 NaClO3 = 2 NaNO3 + 2 AgCl + 3 O2
PO4 + N2 = N43PO4 =>
2 PO4 + 43 N2 = 2 N43PO4
C7H6O2 + NaHCO3 = C7H5NaO2 + CO2 + H2O =>
C7H6O2 + NaHCO3 = C7H5NaO2 + CO2 + H2O
Ba(ClO4)2(aq) + Na2SO4(aq) = BaSO4 + NaClO4 =>
Ba(ClO4)2(aq) + Na2SO4(aq) = BaSO4 + 2 NaClO4
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
Pb(No3)2 + KI = Pb(I)2 + K(No3) =>
Pb(No3)2 + 2 KI = Pb(I)2 + 2 K(No3)
Ca(OH)2(q) + HBr(aq) = CaBr2(aq) + H2O(l) =>
Ca(OH)2(q) + 2 HBr(aq) = CaBr2(aq) + 2 H2O(l)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NiCO3(s) = NiO(s) + CO2(g) =>
NiCO3(s) = NiO(s) + CO2(g)
Ca(OH)2 + CO2 = Ca(HCO3)2 =>
Ca(OH)2 + 2 CO2 = Ca(HCO3)2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
Ag2O + HNO3 = AgNO3 + H2O =>
Ag2O + 2 HNO3 = 2 AgNO3 + H2O
Ba(ClO4)2(aq) + Na2SO4(aq) = NaClO4(aq) + BaSO4(s) =>
Ba(ClO4)2(aq) + Na2SO4(aq) = 2 NaClO4(aq) + BaSO4(s)
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
FeSO4(aq) + NaOH(aq) = Fe(OH)2(s) + Na2SO4(aq) =>
FeSO4(aq) + 2 NaOH(aq) = Fe(OH)2(s) + Na2SO4(aq)
Co(OH)2 + HNO3 = Co(NO3)2 + H2O =>
Co(OH)2 + 2 HNO3 = Co(NO3)2 + 2 H2O
Cs + Mg3N2 = Cs3N + Mg =>
6 Cs + Mg3N2 = 2 Cs3N + 3 Mg
Na2O + SO2 = Na2S + O3 =>
Na2O + SO2 = Na2S + O3
HNO3 + Fe = Fe(NO3)3 + H2O + NO =>
4 HNO3 + Fe = Fe(NO3)3 + 2 H2O + NO
Al + HNO3 = Al(NO3)3 + NH4N3 + H2O =>
8 Al + 28 HNO3 = 8 Al(NO3)3 + NH4N3 + 12 H2O
Mg + Se = MgSe =>
Mg + Se = MgSe
Pb(s) + Cu(NO3)2(aq) = Pb(NO3)2 + Cu =>
Pb(s) + Cu(NO3)2(aq) = Pb(NO3)2 + Cu
SO2 + Cr2O7{2-} + H{+} = SO4{2-} + Cr{3+} + H2O =>
3 SO2 + Cr2O7{2-} + 2 H{+} = 3 SO4{2-} + 2 Cr{3+} + H2O
Cr2O3 + CO = CrO + CO2 =>
Cr2O3 + CO = 2 CrO + CO2
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
H2CO(g) = H2(g)CO(g) =>
H2CO(g) = H2(g)CO(g)
Ha2O + P2O5 = Ha3PO4 =>
3 Ha2O + P2O5 = 2 Ha3PO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/15/25
Équations équilibrées sur03/17/24
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