| Équations équilibrées la veille |
2 ClH + F2 = Cl2 + 2 FH
Ce2S3 + H2S2O8 + H2O = Ce(SO4)2 + H2SO4 =>
Ce2S3 + 13 H2S2O8 + 12 H2O = 2 Ce(SO4)2 + 25 H2SO4
NH4Br + F2 = NH4F2 + Br =>
NH4Br + F2 = NH4F2 + Br
Ba(NO3)2 = Ba + (NO3)2 =>
Ba(NO3)2 = Ba + (NO3)2
Cr2O7{-2} + C2O4{-2} + H{+} = Cr{3+} + CO2 + H2O =>
Cr2O7{-2} + 3 C2O4{-2} + 14 H{+} = 2 Cr{3+} + 6 CO2 + 7 H2O
La2(C2O4)3 + MnC2O4 + O2 = LaMnO3 + CO2 =>
La2(C2O4)3 + 2 MnC2O4 + 3 O2 = 2 LaMnO3 + 10 CO2
SrCO3 + GeO + Nb2O5 = Sr190Ge10Nb200O700 + CO2 =>
190 SrCO3 + 10 GeO + 100 Nb2O5 = Sr190Ge10Nb200O700 + 190 CO2
Ag + HS{-} + CrO4{-2} + H2O = Ag2S + Cr(OH)3{-} + OH{-} =>
4 Ag + 2 HS{-} + CrO4{-2} + 2 H2O = 2 Ag2S + Cr(OH)3{-} + 3 OH{-}
Ti + HNO3 + HCl = TiCl4 + H2O + NO =>
3 Ti + 4 HNO3 + 12 HCl = 3 TiCl4 + 8 H2O + 4 NO
Sr(C2H3O2)2 + Na2CO3 = SrCO3 + NaC2H3O2 =>
Sr(C2H3O2)2 + Na2CO3 = SrCO3 + 2 NaC2H3O2
MgS + O = MgO + S =>
MgS + O = MgO + S
CaCo3 + O2 + SO2 + H2O = CaSO4*2H2O + Co2 =>
2 CaCo3 + 2 O2 + 2 SO2 + 4 H2O = 2 CaSO4*2H2O + 3 Co2
Br{-} + CrO4{-2} + H2O = Br2 + Cr(OH)3 + OH{-} =>
6 Br{-} + 2 CrO4{-2} + 8 H2O = 3 Br2 + 2 Cr(OH)3 + 10 OH{-}
C2H4 + O2(excess) = CO2 + H2O =>
C2H4 + 3 O2(excess) = 2 CO2 + 2 H2O
Sn + Ba(ClO3)2 + HNO3 = Sn(NO3)4 + Ba(NO3)2 + Cl2 + H2O =>
5 Sn + 2 Ba(ClO3)2 + 24 HNO3 = 5 Sn(NO3)4 + 2 Ba(NO3)2 + 2 Cl2 + 12 H2O
K2MnO4 + Cl2 = KMnO4 + KCl =>
2 K2MnO4 + Cl2 = 2 KMnO4 + 2 KCl
NaBH4(s) + HCl(aq) = NaCl(aq) + BH3(aq) + H2(g) =>
NaBH4(s) + HCl(aq) = NaCl(aq) + BH3(aq) + H2(g)
HC2H3O2(aq) + Mg(OH)2(s) = Mg(C2H3O2)2(aq) + H2O(l) =>
2 HC2H3O2(aq) + Mg(OH)2(s) = Mg(C2H3O2)2(aq) + 2 H2O(l)
NH4NO3KOH = KNO3NH3H2O =>
NH4NO3KOH = KNO3NH3H2O
PCl5 + NaOH = H3PO4 + HCl + NaCl =>
PCl5 + 4 NaOH = H3PO4 + HCl + 4 NaCl
MnSO4 + NaBiO3 + H2SO4 = Na2SO4 + Bi2(SO4)3 + NaMnO4 + H2O =>
4 MnSO4 + 10 NaBiO3 + 14 H2SO4 = 3 Na2SO4 + 5 Bi2(SO4)3 + 4 NaMnO4 + 14 H2O
Fe(OH)3 + OCl{-} = FeO42{-} + Cl{-} + H2O + H{+} =>
Fe(OH)3 + 40 OCl{-} = FeO42{-} + 40 Cl{-} + H2O + H{+}
Li2O + C = Li + CO =>
Li2O + C = 2 Li + CO
CuI2 + Cl = CuCl2 + I2 =>
CuI2 + 2 Cl = CuCl2 + I2
KMnO4 + KNO2 + H2SO4 = K2SO4 + MnSO4 + KNO3 + H2O =>
2 KMnO4 + 5 KNO2 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 KNO3 + 3 H2O
Al(C2H3O2)3 + Na2S = Al2S3 + NaC2H3O2 =>
2 Al(C2H3O2)3 + 3 Na2S = Al2S3 + 6 NaC2H3O2
CuS(s) + HNO3(diluido) = CuSO4(aq) + NO(g) + H2O(l) =>
3 CuS(s) + 8 HNO3(diluido) = 3 CuSO4(aq) + 8 NO(g) + 4 H2O(l)
Na3P + Fe = Na + FeP =>
Na3P + Fe = 3 Na + FeP
V2S3 + H{+} + NO3{-} + H2O = H3VO4 + S8 + NO =>
24 V2S3 + 80 H{+} + 80 NO3{-} + 32 H2O = 48 H3VO4 + 9 S8 + 80 NO
CO2 + B2O3 = B2CO5 =>
CO2 + B2O3 = B2CO5
IO3{-} + N3{-} + H2O = I{-} + NO2 + OH{-} =>
13 IO3{-} + 6 N3{-} + 3 H2O = 13 I{-} + 18 NO2 + 6 OH{-}
N3O2(g) + CO(g) = N2(g) + CO2(g) =>
2 N3O2(g) + 4 CO(g) = 3 N2(g) + 4 CO2(g)
HNO3 + K(CO3) = HCO3 + KNO3 =>
HNO3 + K(CO3) = HCO3 + KNO3
NH3 + COCl2 = (NH2)2CO + NH4Cl =>
4 NH3 + COCl2 = (NH2)2CO + 2 NH4Cl
[Ag(NH3)2]Cl + HNO3 = AgCl + N2O + H2O =>
[Ag(NH3)2]Cl + 2 HNO3 = AgCl + 2 N2O + 4 H2O
Cn + HCl = CnCl2 + H2 =>
Cn + 2 HCl = CnCl2 + H2
CoSO4 + KI = K2SO4 + CoI2 =>
CoSO4 + 2 KI = K2SO4 + CoI2
HCN = H2 + C + N2 =>
2 HCN = H2 + 2 C + N2
KNO3 + HBr = KBr + HNO3 =>
KNO3 + HBr = KBr + HNO3
Na + PO4 = NaPO4 =>
Na + PO4 = NaPO4
Ba(ClO)2 + K2SO3 = BaSO4 + K2SO4 + KCl =>
Ba(ClO)2 + 2 K2SO3 = BaSO4 + K2SO4 + 2 KCl
CH3COOH + CH2(OH)CH2(OH) = CH3COOCH2CH2OH + H2O =>
CH3COOH + CH2(OH)CH2(OH) = CH3COOCH2CH2OH + H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
CuI2 + Cl = CuCl2 + I2 =>
CuI2 + 2 Cl = CuCl2 + I2
CH3COONa + H2O = NaOH + H2 + CO2 =>
CH3COONa + 3 H2O = NaOH + 4 H2 + 2 CO2
Cu(NH4)2SO4 = CuSO4 + NH4 =>
Cu(NH4)2SO4 = CuSO4 + 2 NH4
Fe2[SO4]3 + NaOH = Fe[OH]3 + Na2SO4 =>
Fe2[SO4]3 + 6 NaOH = 2 Fe[OH]3 + 3 Na2SO4
NaClO + HCl = Cl2 + NaOH =>
NaClO + HCl = Cl2 + NaOH
Zn + NaCI = Na + ZnCI =>
Zn + NaCI = Na + ZnCI
CaCO3 + NH4NO3 = Ca(NO3)2 + NH3 + CO2 + H2O =>
CaCO3 + 2 NH4NO3 = Ca(NO3)2 + 2 NH3 + CO2 + H2O
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