| Équations équilibrées la veille |
2 NH3NO2 = 2 NH3 + N2 + 2 O2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
HCl + K2SO3 = KCl + H2O + SO2 =>
2 HCl + K2SO3 = 2 KCl + H2O + SO2
I{-} + O3 + H2O = OH{-} + I2 =>
6 I{-} + O3 + 3 H2O = 6 OH{-} + 3 I2
C2H5OH = C2H5OC2H5 + H2O =>
2 C2H5OH = C2H5OC2H5 + H2O
HBr(aq) + Na2SO3(s) = H2SO3(aq) + NaBr(aq) =>
2 HBr(aq) + Na2SO3(s) = H2SO3(aq) + 2 NaBr(aq)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
K + B = KB =>
K + B = KB
Al4C3(aq) + H2O(l) = CH4(g) + Al(OH)3(aq) =>
Al4C3(aq) + 12 H2O(l) = 3 CH4(g) + 4 Al(OH)3(aq)
Si14H30 + O2 = SiO2 + H2O =>
2 Si14H30 + 43 O2 = 28 SiO2 + 30 H2O
CuSO4 + Na2S = CuS + Na2SO4(aq) =>
CuSO4 + Na2S = CuS + Na2SO4(aq)
C2H16O + O2 = CO2 + H2O =>
2 C2H16O + 11 O2 = 4 CO2 + 16 H2O
C8H6 + O2 = CO2 + H2O =>
2 C8H6 + 19 O2 = 16 CO2 + 6 H2O
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
H3(PO4) + Cu(OH)2 = H2O + Cu3(PO4)2 =>
2 H3(PO4) + 3 Cu(OH)2 = 6 H2O + Cu3(PO4)2
CaC2 + C2H2 = CaH + C =>
2 CaC2 + C2H2 = 2 CaH + 6 C
Ti2OH2O = TiOH =>
Ti2OH2O = 2 TiOH
HC4H4O6 + OH = H2O + C2H4O6 =>
HC4H4O6 + 9 OH = 3 H2O + 2 C2H4O6
[Co(H2O)6]{2+} + NH3 = [Co(NH3)6]{2+} + H2O =>
[Co(H2O)6]{2+} + 6 NH3 = [Co(NH3)6]{2+} + 6 H2O
F2 + {-} = F{-} =>
F2 + 2e = 2 F{-}
C5H8 + Br2 = C6H7Br + HBr =>
6 C5H8 + 9 Br2 = 5 C6H7Br + 13 HBr
CH3(CH2)7CH3(l) + O2(g) = CO2(g) + H2O(l) =>
CH3(CH2)7CH3(l) + 14 O2(g) = 9 CO2(g) + 10 H2O(l)
KAlO2 + KOH + H2O = K3[Al(OH)6] =>
KAlO2 + 2 KOH + 2 H2O = K3[Al(OH)6]
CrCl2 + KNO3 = Cr(NO3)2 + KCl =>
CrCl2 + 2 KNO3 = Cr(NO3)2 + 2 KCl
Yb + Cu + Se = CuSeYb =>
Yb + Cu + Se = CuSeYb
Al + Br = AlBr3 =>
Al + 3 Br = AlBr3
Pb(ll)(NO3)2 + H2SO4 = PbSO4 + H2(NO3)2 =>
Pb(ll)(NO3)2 + H2SO4 = PbSO4 + H2(NO3)2
CuSCN + KIO4 + HCl = CuSO4 + KCl + HCN + ICl + H2O =>
6 CuSCN + 7 KIO4 + 14 HCl = 6 CuSO4 + 7 KCl + 6 HCN + 7 ICl + 4 H2O
NH3 = H3N =>
NH3 = H3N
ZnCl2 + H2O = Zn(OH)2 + HCl =>
ZnCl2 + 2 H2O = Zn(OH)2 + 2 HCl
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NaOH + Fe2(SO3)3 = Fe(OH)3 + Na2SO3 =>
6 NaOH + Fe2(SO3)3 = 2 Fe(OH)3 + 3 Na2SO3
ZnO + H2SO3 = ZnSO3 + H2O =>
ZnO + H2SO3 = ZnSO3 + H2O
Cr2O3 + KOH + O2 = K2CrO4 + H2O =>
2 Cr2O3 + 8 KOH + 3 O2 = 4 K2CrO4 + 4 H2O
FeS + CaC2 + CaO = Fe + CaS + CO =>
3 FeS + CaC2 + 2 CaO = 3 Fe + 3 CaS + 2 CO
HNO3 + P = H3PO4 + NO2 + H2O =>
5 HNO3 + P = H3PO4 + 5 NO2 + H2O
Ga + NH4ClO4 = Ga2O3 + GaCl3 + NO + H2O =>
3 Ga + 3 NH4ClO4 = Ga2O3 + GaCl3 + 3 NO + 6 H2O
K2CrO4(aq) + Pb(NO3)2(aq) = KNO3(s) + PbCrO4(s) =>
K2CrO4(aq) + Pb(NO3)2(aq) = 2 KNO3(s) + PbCrO4(s)
ZnCO3(s) = ZnO(s) + CO2(g) =>
ZnCO3(s) = ZnO(s) + CO2(g)
C2H4OH(l) + O2(g) = CO2(g) + H2O(g) =>
4 C2H4OH(l) + 11 O2(g) = 8 CO2(g) + 10 H2O(g)
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
BaSO3 + AgNO3 = Ba(NO3)2 + Ag2SO3 =>
BaSO3 + 2 AgNO3 = Ba(NO3)2 + Ag2SO3
KMnO4 + KOH = K2MnO4 + O2 + H2O =>
4 KMnO4 + 4 KOH = 4 K2MnO4 + O2 + 2 H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
CH4 + Cl2 = CH2 + HCl =>
CH4 + Cl2 = CH2 + 2 HCl
CH3C(O)OH + HOCH3 = H2O + CH3COOCH3 =>
CH3C(O)OH + HOCH3 = H2O + CH3COOCH3
Ag(s) + HCl(aq) = AgCl(aq) + H2(g) =>
2 Ag(s) + 2 HCl(aq) = 2 AgCl(aq) + H2(g)
Pb(NO3)2 + KMnO4 = Pb(MnO4)2 + KNO3 =>
Pb(NO3)2 + 2 KMnO4 = Pb(MnO4)2 + 2 KNO3
K2(Cr2O7)1 + HCl = CrCl3 + KCl + Cl2 + H2O =>
K2(Cr2O7)1 + 14 HCl = 2 CrCl3 + 2 KCl + 3 Cl2 + 7 H2O
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