| Équations équilibrées la veille |
2 C6H5NO2 + 2 NH3OH = 2 C6H5NH2 + 2 HNO3 + H2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Ca(PO4)2 + H2SO4 = CaH2(PO4)4 + CaSO4 =>
2 Ca(PO4)2 + H2SO4 = CaH2(PO4)4 + CaSO4
CaO + HNO2 = CaHNO3 =>
CaO + HNO2 = CaHNO3
KCrO2 + Cl2 + KOH = K2CrO4 + KCl + H2O =>
2 KCrO2 + 3 Cl2 + 8 KOH = 2 K2CrO4 + 6 KCl + 4 H2O
BiCl3 + Na2CO3 = Bi2(CO3)3 + NaCl =>
2 BiCl3 + 3 Na2CO3 = Bi2(CO3)3 + 6 NaCl
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
C3H7COONa + NaOH = C3H8 + Na2CO3 =>
C3H7COONa + NaOH = C3H8 + Na2CO3
Cr2(SO4)3 + KOH = Cr(OH)3 + K2SO4 =>
Cr2(SO4)3 + 6 KOH = 2 Cr(OH)3 + 3 K2SO4
C6H4Cl2 + O2 = CO + H2O + Cl2 =>
C6H4Cl2 + 4 O2 = 6 CO + 2 H2O + Cl2
NH3 + NH4HSO4 = (NH4)2SO4 =>
NH3 + NH4HSO4 = (NH4)2SO4
Na2SNaOH = NaOHNa2S =>
Na2SNaOH = NaOHNa2S
MgCl2 + Ag(NO2) = Mg(NO2)2 + AgCl =>
MgCl2 + 2 Ag(NO2) = Mg(NO2)2 + 2 AgCl
Ti(NO3)4 = TiO2 + NO2 + O2 =>
Ti(NO3)4 = TiO2 + 4 NO2 + O2
Na(CO3)2 + CaOH = NaOH + Ca(CO3)2 =>
Na(CO3)2 + CaOH = NaOH + Ca(CO3)2
H{+} + Cr2O72{-} + I{-} = Cr3{+} + IO3{-} + H2O =>
30 H{+} + 18 Cr2O72{-} + 427 I{-} = 12 Cr3{+} + 427 IO3{-} + 15 H2O
H5C2OH + O2 = CO2 + H2O =>
H5C2OH + 3 O2 = 2 CO2 + 3 H2O
Al + H2O = Al2O3 + H2 =>
2 Al + 3 H2O = Al2O3 + 3 H2
I2 + H2O2 + NH3 = NH4I + O2 =>
I2 + H2O2 + 2 NH3 = 2 NH4I + O2
C6H5COONa + H2 = C6H5COOH + Na =>
2 C6H5COONa + H2 = 2 C6H5COOH + 2 Na
F + CaBr2 = FBr + Ca =>
2 F + CaBr2 = 2 FBr + Ca
H2Se + V(OH)5 = V(HSe)5 + H2O =>
5 H2Se + V(OH)5 = V(HSe)5 + 5 H2O
Zn(NO3)2 + LiOH = Zn(OH)2 + Li(NO3) =>
Zn(NO3)2 + 2 LiOH = Zn(OH)2 + 2 Li(NO3)
NaI(ac) + HNO3(ac) = I2(ac) + NO(ac) + NaNO3(ac) + H2O =>
6 NaI(ac) + 8 HNO3(ac) = 3 I2(ac) + 2 NO(ac) + 6 NaNO3(ac) + 4 H2O
H3PO3 + H2O = H2PO3 + H3O =>
H3PO3 + H2O = H2PO3 + H3O
BaCl2 + HNO3 = Ba(NO3)2 + HCl =>
BaCl2 + 2 HNO3 = Ba(NO3)2 + 2 HCl
Mn2O3 + CO = Mn + CO2 =>
Mn2O3 + 3 CO = 2 Mn + 3 CO2
Ca + P + O4 = Ca3(PO4)2 =>
3 Ca + 2 P + 2 O4 = Ca3(PO4)2
Ca(s) + O2(g) = CaO(s) =>
2 Ca(s) + O2(g) = 2 CaO(s)
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
NiSO4 + NaOH + K2S2O8 = NiS2O8 + Na2SO4 + KOH =>
NiSO4 + 2 NaOH + K2S2O8 = NiS2O8 + Na2SO4 + 2 KOH
ZnSO4Sr(NO3)2 = Zn(NO3)2SrSO4 =>
ZnSO4Sr(NO3)2 = Zn(NO3)2SrSO4
C7H6O2 + LiAlH4 + H2O = C7H8O + LiOH + Al(OH)3 =>
2 C7H6O2 + LiAlH4 + 2 H2O = 2 C7H8O + LiOH + Al(OH)3
Ag2O + Ni(OH)2 = Ag + NiO2 + H2O =>
Ag2O + Ni(OH)2 = 2 Ag + NiO2 + H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
CuO + CaCO3 = CuCO3 + CaO =>
CuO + CaCO3 = CuCO3 + CaO
H2S + H2O2 = S + H2O =>
H2S + H2O2 = S + 2 H2O
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
Ti(NO3)4 = TiO2 + N2 + O2 =>
Ti(NO3)4 = TiO2 + 2 N2 + 5 O2
CH3CHOHCH3 + KMnO4 = CH3COCH3 + KOH + H2O + MnO2 =>
3 CH3CHOHCH3 + 2 KMnO4 = 3 CH3COCH3 + 2 KOH + 2 H2O + 2 MnO2
FeOHClO4 = FeClO4OH =>
FeOHClO4 = FeClO4OH
K2SO3 + Ba(OH)2 = BaSO3(s) + KOH =>
K2SO3 + Ba(OH)2 = BaSO3(s) + 2 KOH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
V2O5 + Zn + HCl = ZnCl + H2O + V =>
V2O5 + 10 Zn + 10 HCl = 10 ZnCl + 5 H2O + 2 V
H2FeO4 + Ca(OH)2 = CaH2(FeO4)2 + H2O =>
2 H2FeO4 + Ca(OH)2 = CaH2(FeO4)2 + 2 H2O
MgO + CO = CO2 + Mg =>
MgO + CO = CO2 + Mg
Ni2O3 + H2O = Ni(OH)2 + OH =>
Ni2O3 + 3 H2O = 2 Ni(OH)2 + 2 OH
Ba(OH)2 + Cl2 = BaCl2 + OH =>
Ba(OH)2 + Cl2 = BaCl2 + 2 OH
SnS2 + O2 = SnO2 + SO2 =>
SnS2 + 3 O2 = SnO2 + 2 SO2
K + H3PO4 = KPO4 + H2 =>
2 K + 2 H3PO4 = 2 KPO4 + 3 H2
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