| Équations équilibrées la veille |
2 HMnO4 + 2 K = 2 KMnO4 + H2
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
SiO2 + BaCo3 = BaSiO2 + Co =>
SiO2 + BaCo3 = BaSiO2 + 3 Co
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
HCOOH + AgO = CO2 + H2O + Ag =>
HCOOH + AgO = CO2 + H2O + Ag
Al2C4 + H2O = Al(OH)4 + H2C =>
Al2C4 + 8 H2O = 2 Al(OH)4 + 4 H2C
Cu(s) + HNO3 = Cu(NO3)2(aq) + H2O(l) + NO2(g) =>
Cu(s) + 4 HNO3 = Cu(NO3)2(aq) + 2 H2O(l) + 2 NO2(g)
FeCl3 + S = Fe + SCl2 =>
2 FeCl3 + 3 S = 2 Fe + 3 SCl2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Ca + SmF3 = Sm + CaF2 =>
3 Ca + 2 SmF3 = 2 Sm + 3 CaF2
HI + Pd(OH)4 = Pd(IO)4 + H2 =>
4 HI + Pd(OH)4 = Pd(IO)4 + 4 H2
KClO3 = KCl{+} + O3{-} =>
KClO3 = KCl{+} + O3{-}
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
K2SO4 + H2S = K2S + H2SO4 =>
K2SO4 + H2S = K2S + H2SO4
Pb + PbO2 + Na2SO4 = PbSO4 + Na2O =>
Pb + PbO2 + 2 Na2SO4 = 2 PbSO4 + 2 Na2O
CH3C(CH3)CH2HCl = CH3CH(CH3)CH2Cl =>
CH3C(CH3)CH2HCl = CH3CH(CH3)CH2Cl
RbOH + Li = LiOH + Rb =>
RbOH + Li = LiOH + Rb
XeO3 + H2O = H2XeO4 =>
XeO3 + H2O = H2XeO4
NaOH + HI = H2O + NaI =>
NaOH + HI = H2O + NaI
K3PO4 + HCl = KH2PO4 + KCl =>
K3PO4 + 2 HCl = KH2PO4 + 2 KCl
HI + NO2 = I2 + HNO2 =>
2 HI + 2 NO2 = I2 + 2 HNO2
BaFeO4 + Al = BaAlFeO4 =>
BaFeO4 + Al = BaAlFeO4
CaClO2 + O2 = CaClO3 =>
2 CaClO2 + O2 = 2 CaClO3
NO2 + H2O = HNO3 + HN02 =>
11 NO2 + 5 H2O = 9 HNO3 + HN02
K2Cr2O7 + H2S(g) + HCl = CrCl3 + S + KCl + H2O =>
K2Cr2O7 + 3 H2S(g) + 8 HCl = 2 CrCl3 + 3 S + 2 KCl + 7 H2O
FeS(s) + HNO3(aq) = Fe(NO3)2 + H2S =>
FeS(s) + 2 HNO3(aq) = Fe(NO3)2 + H2S
Li2O + H2O = LiOH = =>
Li2O + H2O = 2 LiOH
KMnO4 + H2SO4 + Na2SO3 = MnSO4 + H2O + Na2SO4 + K2S =>
2 KMnO4 + 3 H2SO4 + 9 Na2SO3 = 2 MnSO4 + 3 H2O + 9 Na2SO4 + K2S
KH2PO4 + KOH = H2O + K2HPO4 =>
KH2PO4 + KOH = H2O + K2HPO4
CrBr3(g) + Ni(NO3)2 = Cr(NO3)3 + NiBr2 =>
2 CrBr3(g) + 3 Ni(NO3)2 = 2 Cr(NO3)3 + 3 NiBr2
CrO3H2O = H2CrO4 =>
CrO3H2O = H2CrO4
H2(C2O4)NaOH = H2OHNa(C2O4) =>
H2(C2O4)NaOH = H2OHNa(C2O4)
HNO3 + (NH4)2SO3 = (NO3)2(NH4)2 + H2SO3 =>
2 HNO3 + (NH4)2SO3 = (NO3)2(NH4)2 + H2SO3
CH3CH2O + HCl = CH3CH2OH + Cl =>
CH3CH2O + HCl = CH3CH2OH + Cl
Cr207 = Cr =>
Cr207 = 207 Cr
HCl(s) + NaC2H3O2(S) = HC2H3O2(S) + NaCl(s) =>
HCl(s) + NaC2H3O2(S) = HC2H3O2(S) + NaCl(s)
NH3 + AgCl = NCl3 + AgH =>
NH3 + 3 AgCl = NCl3 + 3 AgH
PbSO4 + KOH = K4[Pb(OH)6] + K2SO4 =>
PbSO4 + 6 KOH = K4[Pb(OH)6] + K2SO4
AgCl(s) = Ag(s) + Cl2(g) =>
2 AgCl(s) = 2 Ag(s) + Cl2(g)
HCOOH + NaNO3 = HCOONa + HNO3 =>
HCOOH + NaNO3 = HCOONa + HNO3
Cr(NO3)3 + Na(OH) = Cr(OH)3 + NaNO3 =>
Cr(NO3)3 + 3 Na(OH) = Cr(OH)3 + 3 NaNO3
Fe{2+} + (NO){3-} = Fe3(NO)2 =>
3 Fe{2+} + 2(NO){3-} = Fe3(NO)2
Mg + C3H8 = Mg(C3H8)2 =>
Mg + 2 C3H8 = Mg(C3H8)2
C2H2(g) + O2(g) = C3O2(g) + H2O(l) =>
6 C2H2(g) + 7 O2(g) = 4 C3O2(g) + 6 H2O(l)
Ca3(PO4)2 + KI = CaI2 + K3PO4 =>
Ca3(PO4)2 + 6 KI = 3 CaI2 + 2 K3PO4
NaBH4 + AlCl3 = Al(BH4)3 + NaCl =>
3 NaBH4 + AlCl3 = Al(BH4)3 + 3 NaCl
AlCl3(aq) + H2O(l) = Al(OH)3 + HCl(aq) =>
AlCl3(aq) + 3 H2O(l) = Al(OH)3 + 3 HCl(aq)
C9H7O4 + HCl = C9H8O4 + Cl =>
C9H7O4 + HCl = C9H8O4 + Cl
BaF2 + K2SO4 = BaSO4 + KF =>
BaF2 + K2SO4 = BaSO4 + 2 KF
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
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