| Équations équilibrées la veille |
2 CrO3 + 6 KI + 6 H2SO4 = 3 I2 + Cr2(SO4)3 + 3 K2SO4 + 6 H2O
Tl2(CO3)3 + H2SO4 = Tl2(SO4)3 + H2O + CO2 =>
Tl2(CO3)3 + 3 H2SO4 = Tl2(SO4)3 + 3 H2O + 3 CO2
Mg(ClO3)2 + NaOH = Mg(OH)2 + Na(ClO3) =>
Mg(ClO3)2 + 2 NaOH = Mg(OH)2 + 2 Na(ClO3)
Ne + Xe = NeXe =>
Ne + Xe = NeXe
AlCl3(aq) + NH4OH = NH4Cl(aq) + Al(OH)3(s) =>
AlCl3(aq) + 3 NH4OH = 3 NH4Cl(aq) + Al(OH)3(s)
C2F5Cl + O2 = CO2 + F + Cl =>
C2F5Cl + 2 O2 = 2 CO2 + 5 F + Cl
Hg(No3)2 + KI = HgI2 + KNo3 =>
Hg(No3)2 + 2 KI = HgI2 + 2 KNo3
(C2H4O2)2 + H2O = C2H12O6 =>
(C2H4O2)2 + 8 H2O = 2 C2H12O6
Fe3O4 + H2 = Fe3 + H2O =>
Fe3O4 + 4 H2 = Fe3 + 4 H2O
PbO + Mg = MgO + Pb =>
PbO + Mg = MgO + Pb
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
MnS + H2SO4 = MnSO4 + H2S =>
MnS + H2SO4 = MnSO4 + H2S
K2S3 + HNO3 = KNO3 + H2SO4 + NO2 + H2O =>
K2S3 + 22 HNO3 = 2 KNO3 + 3 H2SO4 + 20 NO2 + 8 H2O
C3H6O3 + KMnO4 = H2O + CO2 + K2O + MnO2 =>
C3H6O3 + 4 KMnO4 = 3 H2O + 3 CO2 + 2 K2O + 4 MnO2
LiOH + NaHCO3 = Li2CO3 + H2O + NaOH =>
2 LiOH + NaHCO3 = Li2CO3 + H2O + NaOH
Al2O3 + CdCl2 = AlCl3 + CdO =>
Al2O3 + 3 CdCl2 = 2 AlCl3 + 3 CdO
CH2CNCH2CN + HCl + H2O = HOOCCH2CH2COOH + NH4Cl =>
CH2CNCH2CN + 2 HCl + 4 H2O = HOOCCH2CH2COOH + 2 NH4Cl
Al(s) + S2(g) = Al2S3 =>
4 Al(s) + 3 S2(g) = 2 Al2S3
H2S2O4 + Ni(OH)3 = Ni2(S2O4)3 + H2O =>
3 H2S2O4 + 2 Ni(OH)3 = Ni2(S2O4)3 + 6 H2O
P + N + Cl = PNCl =>
P + N + Cl = PNCl
H2SiO3 + NaOH = Na2SiO3 + H2O =>
H2SiO3 + 2 NaOH = Na2SiO3 + 2 H2O
Rb2S(s) = Rb(s) + S8(s) =>
8 Rb2S(s) = 16 Rb(s) + S8(s)
Ca(ClO2)2 = CaCl2 + O =>
Ca(ClO2)2 = CaCl2 + 4 O
C6H14 + Br2 = C6H11Br + HBr =>
C6H14 + 2 Br2 = C6H11Br + 3 HBr
C4H9NH2 + HNO2 = N2 + CO2 + H2O =>
C4H9NH2 + 9 HNO2 = 5 N2 + 4 CO2 + 10 H2O
C6H12 + H2SO4 = C6H12OH + HSO3 =>
C6H12 + H2SO4 = C6H12OH + HSO3
HClO3 + H2O = H3 + ClO4 =>
HClO3 + H2O = H3 + ClO4
Be(OH)2 + CuO = Cu(OH)2 + BeO =>
Be(OH)2 + CuO = Cu(OH)2 + BeO
Na2B4O7 + AgNO3 + H2O = NaNO3 + H3BO3 + AgBO2 =>
Na2B4O7 + 2 AgNO3 + 3 H2O = 2 NaNO3 + 2 H3BO3 + 2 AgBO2
CoCl2*6H2O + CH3COOK + Na2H2EDTA + H2O2 = K[Co(EDTA)] + NaCl + CH3COOH + H2O =>
2 CoCl2*6H2O + 2 CH3COOK + 2 Na2H2EDTA + H2O2 = 2 K[Co(EDTA)] + 4 NaCl + 2 CH3COOH + 14 H2O
Al + Cu(II)Cl = AlCl3 + Cu(II) =>
Al + 3 Cu(II)Cl = AlCl3 + 3 Cu(II)
Cr2O7{-}2 + H2O2 + H{+} = CrO5 + H2O =>
2 Cr2O7{-}2 + 7 H2O2 + 2 H{+} = 4 CrO5 + 8 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Zn(s) + NiBr2(aq) = Ni(s) + ZnBr2(aq) =>
Zn(s) + NiBr2(aq) = Ni(s) + ZnBr2(aq)
[Cr(H2O)6](OH)3 + H3O{+} = [Cr(H2O)6]{3+} + H2O =>
[Cr(H2O)6](OH)3 + 3 H3O{+} = [Cr(H2O)6]{3+} + 6 H2O
Sb2O3 + NH3 = SbN + H2O =>
Sb2O3 + 2 NH3 = 2 SbN + 3 H2O
AgBr + NaNo3 = AgNo3 + NaBr =>
AgBr + NaNo3 = AgNo3 + NaBr
Fe(SO4)3 + Sr(NO3)2 = Fe(NO3)2 + Sr(SO4)3 =>
Fe(SO4)3 + Sr(NO3)2 = Fe(NO3)2 + Sr(SO4)3
C6H6 + H2 = C6H12 =>
C6H6 + 3 H2 = C6H12
Na3PO4 + H3PO4 = NaH2PO4 =>
Na3PO4 + 2 H3PO4 = 3 NaH2PO4
CrOHCl2 + HCl = CrCl3 + H2O =>
CrOHCl2 + HCl = CrCl3 + H2O
FeS(s) + HCl(ac) = FeCl2(ac) + H2S(g) =>
FeS(s) + 2 HCl(ac) = FeCl2(ac) + H2S(g)
Li(s) + N2(g) = Li3N(s) =>
6 Li(s) + N2(g) = 2 Li3N(s)
Na2S203 + HCl = H2S203 + NaCl =>
Na2S203 + 2 HCl = H2S203 + 2 NaCl
CH3Br + Br2 = CH2Br2 + HBr =>
CH3Br + Br2 = CH2Br2 + HBr
CuC2H3O2 + Na2CO3 = Cu2CO3 + NaC2H3O2 =>
2 CuC2H3O2 + Na2CO3 = Cu2CO3 + 2 NaC2H3O2
Mg + H{2+} = Mg{2+} + H2 =>
2 Mg + 2 H{2+} = 2 Mg{2+} + H2
Fe{3+} + NO2{-} + H2O = Fe{+} + H{+} + NO3{-} =>
Fe{3+} + NO2{-} + H2O = Fe{+} + 2 H{+} + NO3{-}
C7H5NaO3 + H2SO4 = C7H6O3 + Na2SO4 =>
2 C7H5NaO3 + H2SO4 = 2 C7H6O3 + Na2SO4
Na2S + BaI2 = BaS + NaI =>
Na2S + BaI2 = BaS + 2 NaI
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Équations équilibrées sur10/28/24
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