| Équations équilibrées la veille |
K2(Cr2O7) + 14 HI = 2 KI + 2 CrI3 + 3 I2 + 7 H2O
Cd(s) + HBr(aq) = CdBr2(aq) + H2(g) =>
Cd(s) + 2 HBr(aq) = CdBr2(aq) + H2(g)
NH4Cl + CaO2H2 = CaCl2 + NH3 + H2O = =>
2 NH4Cl + CaO2H2 = CaCl2 + 2 NH3 + 2 H2O
ZnCO3 + H2O = Zn2(OH)2CO3 + CO2 =>
2 ZnCO3 + H2O = Zn2(OH)2CO3 + CO2
Na2CO3 + KOH = Na(OH) + K2CO3 =>
Na2CO3 + 2 KOH = 2 Na(OH) + K2CO3
H2S + (Cr2O7)H = S + Cr + H2O =>
13 H2S + 2(Cr2O7)H = 13 S + 4 Cr + 14 H2O
Hg2(NO3)2 = Hg + NO3 =>
Hg2(NO3)2 = 2 Hg + 2 NO3
HClO4 = H2O + Cl2O7 =>
2 HClO4 = H2O + Cl2O7
C11H15NO2 + C6H10O3 = C15H17NO3 + OC2H6 + H2O =>
C11H15NO2 + C6H10O3 = C15H17NO3 + OC2H6 + H2O
NaClK[Sb(OH)6] = Na[Sb(OH)6]KCl =>
NaClK[Sb(OH)6] = Na[Sb(OH)6]KCl
Fe(NO3)3 + KSCN = FeSCN + NO3 + K =>
Fe(NO3)3 + KSCN = FeSCN + 3 NO3 + K
CoSO4 + KNO2 + CH3COOH = K3[Co(NO2)6] + NO + K2SO4 + H2O + CH3COOK =>
CoSO4 + 7 KNO2 + 2 CH3COOH = K3[Co(NO2)6] + NO + K2SO4 + H2O + 2 CH3COOK
MnO + HCl(aq) = MnCl2 + H2O =>
MnO + 2 HCl(aq) = MnCl2 + H2O
Cr(OH)(s) + HNO2 = Cr(NO2) + H2O =>
Cr(OH)(s) + HNO2 = Cr(NO2) + H2O
H2Cr2O7 + CuHO = Cu2Cr2O7 + H2O =>
H2Cr2O7 + 2 CuHO = Cu2Cr2O7 + 2 H2O
[(CH3O)2AlC5H4O]{+} + H2O = Al(OH)3 + C5H5O{+} + CH3OH =>
[(CH3O)2AlC5H4O]{+} + 3 H2O = Al(OH)3 + C5H5O{+} + 2 CH3OH
CaCO3 + HNO3 = Ca(NO3)2 + H2O + CO2 =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + H2O + CO2
C4H8Cl2 + H2 = C4H8 + HCl =>
C4H8Cl2 + H2 = C4H8 + 2 HCl
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
H2SO3 + H2O = HSO3{-} + H3O{+} =>
H2SO3 + H2O = HSO3{-} + H3O{+}
C8H6KO4 + NaOH = C8H5KNaO4 + H2O =>
C8H6KO4 + NaOH = C8H5KNaO4 + H2O
Al + OH + NO3 = AlOHNO3 =>
Al + OH + NO3 = AlOHNO3
KOH + ZnO = ZnOH + KO =>
KOH + ZnO = ZnOH + KO
H2SO3 = H2 + O2 + SO2 =>
2 H2SO3 = 2 H2 + O2 + 2 SO2
BaS + H2SO4 = BaSO4 + H2S =>
BaS + H2SO4 = BaSO4 + H2S
C4H10 + O2 = CO2 + H201 =>
201 C4H10 + 804 O2 = 804 CO2 + 10 H201
MgHCl = HClMg =>
MgHCl = HClMg
C6H5COH2 + H2O = H3O + C6H5CO =>
C6H5COH2 + 2 H2O = 2 H3O + C6H5CO
Al + KOH + H2O = K[Al(OH)4] + H6 =>
2 Al + 2 KOH + 6 H2O = 2 K[Al(OH)4] + H6
CdSO4 + Na2C2O4 = Cd + Na2CO3 + CO2 + SO2 =>
CdSO4 + 2 Na2C2O4 = Cd + 2 Na2CO3 + 2 CO2 + SO2
Li2O*H2O = LiOH =>
Li2O*H2O = 2 LiOH
Zn + KNO3 + H2O = NH3 + Zn(NO3)2 + KOH =>
4 Zn + 9 KNO3 + 6 H2O = NH3 + 4 Zn(NO3)2 + 9 KOH
Ag + HNO3 = AgNO5 + NO + H2O =>
3 Ag + 8 HNO3 = 3 AgNO5 + 5 NO + 4 H2O
S + Zn(OH)2 = Zn + SOH =>
2 S + Zn(OH)2 = Zn + 2 SOH
C3H8(l) + O2(g) = CO(g) + H2O(g) =>
2 C3H8(l) + 7 O2(g) = 6 CO(g) + 8 H2O(g)
KCl + BaCl2 = K2Ba + Cl =>
2 KCl + BaCl2 = K2Ba + 4 Cl
POCl3 + NaOH = Na{+} + Cl{-} + Na2HPO4 + H2O =>
POCl3 + 5 NaOH = 3 Na{+} + 3 Cl{-} + Na2HPO4 + 2 H2O
MgSO4 + Ca(CO3)2 = MgCO3 + Ca(SO4)2 =>
2 MgSO4 + Ca(CO3)2 = 2 MgCO3 + Ca(SO4)2
H2CO3(aq) = H2O(l) + CO2(g) =>
H2CO3(aq) = H2O(l) + CO2(g)
Li2C2O4 + HI = LiI + H2C2O4 =>
Li2C2O4 + 2 HI = 2 LiI + H2C2O4
C2H2 + NaH = C2HNa + H2 =>
C2H2 + NaH = C2HNa + H2
CO2 + NaOH = Na2CO3 + H2O =>
CO2 + 2 NaOH = Na2CO3 + H2O
Li + Cu{+2} = Li{+} + Cu =>
2 Li + Cu{+2} = 2 Li{+} + Cu
Cu + H{+} = Cu{+2)+H2 =>
Cu + 2 H{+} = Cu{+2)+H2
C6H10O2 + H2O = C5H8O2 + CH4O =>
C6H10O2 + H2O = C5H8O2 + CH4O
NaNO3(aq) + MgSO4(aq) = Mg(NO3)2(aq) + Na2SO4(aq) =>
2 NaNO3(aq) + MgSO4(aq) = Mg(NO3)2(aq) + Na2SO4(aq)
C6H12O6 + O2 = C1O2 + H2O =>
C6H12O6 + 6 O2 = 6 C1O2 + 6 H2O
Sr(NO3)2 + H2SO4 = SrSO4 + HNO3 =>
Sr(NO3)2 + H2SO4 = SrSO4 + 2 HNO3
NaNO3 + Zn + CH3COOH = CH3COO{-} + Zn{2+} + NO2{-} + H2O + Na =>
2 NaNO3 + 3 Zn + 4 CH3COOH = 4 CH3COO{-} + 3 Zn{2+} + 2 NO2{-} + 2 H2O + 2 Na
Ca + H2O = (Ca(OH)2) + H2 =>
Ca + 2 H2O = (Ca(OH)2) + H2
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Équations équilibrées sur12/17/24
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