| Équations équilibrées la veille |
BCl3(g) + 3 H2O(l) = H3BO3(s) + 3 HCl(g)
C14H28O2 + C3H8O3 = C45H86O6 + H2O =>
3 C14H28O2 + C3H8O3 = C45H86O6 + 3 H2O
HNO3(aq) + K2SO3(aq) = H2O + KNO3 + SO2 =>
2 HNO3(aq) + K2SO3(aq) = H2O + 2 KNO3 + SO2
PCl5(s) + H2O(l) = POCl3(l) + HCl(aq) =>
PCl5(s) + H2O(l) = POCl3(l) + 2 HCl(aq)
Al2O3 + Fe = AlFe3 + O2 =>
2 Al2O3 + 12 Fe = 4 AlFe3 + 3 O2
NO + H2 = N3H3 + H2O =>
6 NO + 9 H2 = 2 N3H3 + 6 H2O
KOBr + HBr = KOHBr2 =>
KOBr + HBr = KOHBr2
N2H4 + NO3 = N2 + H2O =>
3 N2H4 + 2 NO3 = 4 N2 + 6 H2O
Fe + Co(ClO3)2 = FeClO3 + Co =>
2 Fe + Co(ClO3)2 = 2 FeClO3 + Co
MnO4{-} + Fe{+2} + H{+} = Mn{2+} + Fe{3+} + H2O =>
MnO4{-} + 5 Fe{+2} + 8 H{+} = Mn{2+} + 5 Fe{3+} + 4 H2O
SO2 + NO2 + H2O + O2 = NOHSO4 =>
4 SO2 + 4 NO2 + 2 H2O + O2 = 4 NOHSO4
Fe + Co(ClO3)2 = Fe(ClO3)2 + Co =>
Fe + Co(ClO3)2 = Fe(ClO3)2 + Co
ZnFeS2 + O2 = Zn + FeO + SO2 =>
2 ZnFeS2 + 5 O2 = 2 Zn + 2 FeO + 4 SO2
Ag + KOH = AgOH + K2 =>
2 Ag + 2 KOH = 2 AgOH + K2
K2SO3(aq) + HNO3(aq) = KNO3 + H2SO3 =>
K2SO3(aq) + 2 HNO3(aq) = 2 KNO3 + H2SO3
C6H5NO(l) + O2(g) = CO2(g) + H2O(g) + NO2(g) =>
4 C6H5NO(l) + 31 O2(g) = 24 CO2(g) + 10 H2O(g) + 4 NO2(g)
CH3OK + CH3Cl = CH3OCH3 + KCl =>
CH3OK + CH3Cl = CH3OCH3 + KCl
C2H6O + Cr2O7{-} + H{+} = C2H4O + H2O + Cr3{+} =>
37 C2H6O + 6 Cr2O7{-} + 10 H{+} = 37 C2H4O + 42 H2O + 4 Cr3{+}
NH3 + H2SO4 = S + H3NO3 + H2O =>
NH3 + H2SO4 = S + H3NO3 + H2O
Fe + Co(ClO3)2 = Fe(ClO3)2 + Co =>
Fe + Co(ClO3)2 = Fe(ClO3)2 + Co
Al + Hg(CH3)2 = Al2(CH3)3 + Hg =>
4 Al + 3 Hg(CH3)2 = 2 Al2(CH3)3 + 3 Hg
C4H4 + HCl = C4H10 + Cl =>
C4H4 + 6 HCl = C4H10 + 6 Cl
CdO + HCl = HO + CdCl =>
CdO + HCl = HO + CdCl
Na2S2O3 + KMnO4 = NaMnO4 + K2S2O3 =>
Na2S2O3 + 2 KMnO4 = 2 NaMnO4 + K2S2O3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Ag + KOH = Ag(OH) + K =>
Ag + KOH = Ag(OH) + K
Na + HBrO = NaBrO + H2 =>
2 Na + 2 HBrO = 2 NaBrO + H2
Cu2S + HNO3 = CuN2O6 + S2 + NO + H2O =>
6 Cu2S + 32 HNO3 = 12 CuN2O6 + 3 S2 + 8 NO + 16 H2O
K2Cr2O7 + H2C2O4 = K + Cr + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 = 2 K + 2 Cr + 14 CO2 + 7 H2O
NH3 + KMnO4 + KOH = K2MnO4 + N2 + H2O =>
2 NH3 + 6 KMnO4 + 6 KOH = 6 K2MnO4 + N2 + 6 H2O
C6H5NO(l) + O2(g) = CO2(g) + H2O(g) + NO2(g) =>
4 C6H5NO(l) + 31 O2(g) = 24 CO2(g) + 10 H2O(g) + 4 NO2(g)
C10H18N4O2 + O2 = NO2 + H2O + CO2 =>
2 C10H18N4O2 + 35 O2 = 8 NO2 + 18 H2O + 20 CO2
K2SO3(aq) + HNO3(aq) = KNO3(aq) + SO2(g) + H2O(l) =>
K2SO3(aq) + 2 HNO3(aq) = 2 KNO3(aq) + SO2(g) + H2O(l)
Al(OH)3 + HC2H3O2 = Al(C2H3O2)3 + H2O =>
Al(OH)3 + 3 HC2H3O2 = Al(C2H3O2)3 + 3 H2O
Fe + CO(ClO3)2 = Fe(ClO3)2 + CO =>
Fe + CO(ClO3)2 = Fe(ClO3)2 + CO
Ca3N2 + HI = CaI2 + NH3 =>
Ca3N2 + 6 HI = 3 CaI2 + 2 NH3
CrO4{-2} + SO3{-2} + H2O = Cr(OH)3 + SO4{-2} + OH{-} =>
2 CrO4{-2} + 3 SO3{-2} + 5 H2O = 2 Cr(OH)3 + 3 SO4{-2} + 4 OH{-}
(NH4)(OH) = (NH3) + H2O =>
(NH4)(OH) = (NH3) + H2O
K2Cr2O7 + H2C2O4 = CO2 + H2O + K[Cr(C2O4)2(OH2)2] =>
K2Cr2O7 + 7 H2C2O4 = 6 CO2 + 3 H2O + 2 K[Cr(C2O4)2(OH2)2]
HNO3(aq) + K2SO3(aq) = KNO3(aq) + H2SO3(aq) =>
2 HNO3(aq) + K2SO3(aq) = 2 KNO3(aq) + H2SO3(aq)
K2Cr2O7 + H2C2O4 = K[Cr(C2O4)2(H2O)2] + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 = 2 K[Cr(C2O4)2(H2O)2] + 6 CO2 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
Li2O + NaOH = LiOH + Na2O =>
Li2O + 2 NaOH = 2 LiOH + Na2O
CrO4{-2} + SO3{-2} + H2O = Cr(OH)4{-} + SO4{-2} + OH{-} =>
2 CrO4{-2} + 3 SO3{-2} + 5 H2O = 2 Cr(OH)4{-} + 3 SO4{-2} + 2 OH{-}
CrO4{-2} + SO3{-2} + H2O = Cr(OH)3 + SO4{-2} + OH{-} =>
2 CrO4{-2} + 3 SO3{-2} + 5 H2O = 2 Cr(OH)3 + 3 SO4{-2} + 4 OH{-}
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
Ag + KOH = Ag(OH)2 + K =>
Ag + 2 KOH = Ag(OH)2 + 2 K
HCOONa + H2SO4 + NaOH = H2O + HCOONa2 + SO4 =>
2 HCOONa + H2SO4 + 2 NaOH = 2 H2O + 2 HCOONa2 + SO4
Ag2O + H2SO4 = AgSO4 + H2O + H2 =>
Ag2O + 2 H2SO4 = 2 AgSO4 + H2O + H2
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