| Équations équilibrées la veille |
SnCl2Cu = CuCl2 + Sn
(c)NaCl(s) + H2SO4(l) = HCl(g) + Na2SO4(s) =>
2(c)NaCl(s) + H2SO4(l) = 2 HCl(g) + Na2SO4(s)
Ca(NO3)2*3H2O + LaC2 = Ca(NO3)2 + La(OH)2 + C2H2 =>
2 Ca(NO3)2*3H2O + 3 LaC2 = 2 Ca(NO3)2 + 3 La(OH)2 + 3 C2H2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Fe{2+} + MnO4{-} + H{+} = Fe{3+} + MnO{2+} + H2O =>
3 Fe{2+} + MnO4{-} + 6 H{+} = 3 Fe{3+} + MnO{2+} + 3 H2O
C2H6S + O2 = CO2 + H2O + SO2 =>
2 C2H6S + 9 O2 = 4 CO2 + 6 H2O + 2 SO2
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
OH{-} + Cr2O7{-2} + IO2{-} = CrO2{-2} + IO4{-} + H2O =>
2 OH{-} + Cr2O7{-2} + 2 IO2{-} = 2 CrO2{-2} + 2 IO4{-} + H2O
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
SO2 + Ca(OH)2 = Ca2(SO3)2 + H2O =>
2 SO2 + 2 Ca(OH)2 = Ca2(SO3)2 + 2 H2O
KCN + AgNO3 = KAg(CN)2 + KNO3 =>
2 KCN + AgNO3 = KAg(CN)2 + KNO3
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Na2SiO3 + H2O = Na2Si2O5 + NaOH =>
2 Na2SiO3 + H2O = Na2Si2O5 + 2 NaOH
C(CH2OH) + HNO3 = C(CH2ONO2) + H2O =>
C(CH2OH) + HNO3 = C(CH2ONO2) + H2O
PH3 + O2 = P2O5 + H2O =>
2 PH3 + 4 O2 = P2O5 + 3 H2O
ZnSO4HCl = ZnClHSO4 =>
ZnSO4HCl = ZnClHSO4
C2H5NSCl + O2 = CO2 + H2O + NO2 + SO3 + HCl =>
2 C2H5NSCl + 11 O2 = 4 CO2 + 4 H2O + 2 NO2 + 2 SO3 + 2 HCl
SiC + Cl2 = SiCl4 + C =>
SiC + 2 Cl2 = SiCl4 + C
Na2CO3(s) + H2SO4(ac) = Na2SO4(ac) + CO2(g) + H2O(l) =>
Na2CO3(s) + H2SO4(ac) = Na2SO4(ac) + CO2(g) + H2O(l)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
H2C2O2 + MnO4{-} + H{+} = Mn{2+} + CO2 + H2O =>
5 H2C2O2 + 6 MnO4{-} + 18 H{+} = 6 Mn{2+} + 10 CO2 + 14 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Sr(OH)2 + HCl = SrCl + H + O =>
Sr(OH)2 + HCl = SrCl + 3 H + 2 O
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
C2H4 + Br = C2H4Br2 =>
C2H4 + 2 Br = C2H4Br2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C3H8 + O(g) = CO2 + H2O =>
C3H8 + 10 O(g) = 3 CO2 + 4 H2O
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
P4O6 + NaOH = Na2PHO3 + H2O =>
P4O6 + 8 NaOH = 4 Na2PHO3 + 2 H2O
Cl2 + Na(OH) = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 Na(OH) = 5 NaCl + NaClO3 + 3 H2O
NaIAgNO3 = AgINaNO3 =>
NaIAgNO3 = AgINaNO3
Fe(NO3)3*9H2O + KHC2O4 + KOH = K3[Fe(C2O4)3]*3H2O + KNO3 + H2O =>
Fe(NO3)3*9H2O + 3 KHC2O4 + 3 KOH = K3[Fe(C2O4)3]*3H2O + 3 KNO3 + 9 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
KOH + H2O = KO + H3O =>
KOH + H2O = KO + H3O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Al + Fe3O2 = Al2O3 + Fe =>
4 Al + 3 Fe3O2 = 2 Al2O3 + 9 Fe
Cr(s) + CrO4{-2}(aq) + H2O = Cr(OH)3(s) + OH{-} =>
Cr(s) + CrO4{-2}(aq) + 4 H2O = 2 Cr(OH)3(s) + 2 OH{-}
Cl + SO2 + H2O = H2SO4 + HCl =>
2 Cl + SO2 + 2 H2O = H2SO4 + 2 HCl
HClO2 = H2O + Cl2O3 =>
2 HClO2 = H2O + Cl2O3
SiCl4(l) + Sr(s) = SrCl2(s) + Si(s) =>
SiCl4(l) + 2 Sr(s) = 2 SrCl2(s) + Si(s)
H2 + Ca = CaH2 =>
H2 + Ca = CaH2
H2SO3 + I2 = HI + I2SO3 =>
H2SO3 + 2 I2 = 2 HI + I2SO3
N2(g) + CaC2 = C(s) + CaNCN(s) =>
N2(g) + CaC2 = C(s) + CaNCN(s)
AgNO3(sol) + CuCl2(sol) = Cu(NO3)2(sol) + AgCl(ppt) =>
2 AgNO3(sol) + CuCl2(sol) = Cu(NO3)2(sol) + 2 AgCl(ppt)
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
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