| Équations équilibrées la veille |
NH4Cl + AgNO3 = AgCl + NH4NO3
FeCl3 + KCNS + NaOH = Fe(CNS)3 + KOH + NaCl =>
FeCl3 + 3 KCNS + 3 NaOH = Fe(CNS)3 + 3 KOH + 3 NaCl
FeCl3 + HNO2 + H2O = Fe + HNO3 + HCl =>
2 FeCl3 + 3 HNO2 + 3 H2O = 2 Fe + 3 HNO3 + 6 HCl
Si + Fe3O3 = SiO2 + Fe =>
3 Si + 2 Fe3O3 = 3 SiO2 + 6 Fe
TiO2 = TiO + O2 =>
2 TiO2 = 2 TiO + O2
Mn + HNO3 = Mn(NO3)2 + N2O + H2O =>
4 Mn + 10 HNO3 = 4 Mn(NO3)2 + N2O + 5 H2O
H2CO3 + K = K2CO3 + H2 =>
H2CO3 + 2 K = K2CO3 + H2
Al2(SO4)3(s) + BaCl2(s) = BaSO4(s) + AlCl3(s) =>
Al2(SO4)3(s) + 3 BaCl2(s) = 3 BaSO4(s) + 2 AlCl3(s)
AgOH + HBr = AgBr + H2O =>
AgOH + HBr = AgBr + H2O
C12H22O11 + NaClO3 + NaOH = NaCl + Na2CO3 + H2O =>
C12H22O11 + 8 NaClO3 + 24 NaOH = 8 NaCl + 12 Na2CO3 + 23 H2O
Mg3 + CuCl2 = Cu + MgCl2 =>
Mg3 + 3 CuCl2 = 3 Cu + 3 MgCl2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K + H2O = KOH + H =>
K + H2O = KOH + H
ZnCl2 + AgNO3 = AgCl + Zn(NO3)2 =>
ZnCl2 + 2 AgNO3 = 2 AgCl + Zn(NO3)2
Si + NaOH = Na3SiO3 + H2 =>
2 Si + 6 NaOH = 2 Na3SiO3 + 3 H2
CsBr = Cs + Br2 =>
2 CsBr = 2 Cs + Br2
NaH + HOH = NaOH + H2 =>
NaH + HOH = NaOH + H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
BaCl2KSO4 = KCl2BaSO4 =>
BaCl2KSO4 = KCl2BaSO4
Rb{+} + I{-} = RbI =>
Rb{+} + I{-} = RbI
C4H11NO2 + O2 = CO2 + H2O + N2 =>
4 C4H11NO2 + 23 O2 = 16 CO2 + 22 H2O + 2 N2
Ni(OH)2 + H2SO4 = Ni{2} + SO4{-2} + H2O =>
Ni(OH)2 + H2SO4 = Ni{2} + SO4{-2} + 2 H2O
MnC2O4*3H2O(s) = MnCO3(s) + H2O(g) + CO(g) =>
MnC2O4*3H2O(s) = MnCO3(s) + 3 H2O(g) + CO(g)
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
NiO + Cl = NiCl2 + O =>
NiO + 2 Cl = NiCl2 + O
As2O5 + NaOH = NaAsO3 + H2O =>
As2O5 + 2 NaOH = 2 NaAsO3 + H2O
C6H5COONa + C5H7O5COOH = C5H7O5COONa + C6H5COOH =>
C6H5COONa + C5H7O5COOH = C5H7O5COONa + C6H5COOH
C3H6O + NaBH4 + ETOH = C3H7OH + ETOBH3 + Na =>
C3H6O + NaBH4 + ETOH = C3H7OH + ETOBH3 + Na
KSO3 + MgCl = MgSO3 + KCl =>
KSO3 + MgCl = MgSO3 + KCl
Pb(CH3CO2)2 + Na2S = PbS + Na(CH3CO2) =>
Pb(CH3CO2)2 + Na2S = PbS + 2 Na(CH3CO2)
BaCO3 + ZnO = BaZnO2 + CO2 =>
BaCO3 + ZnO = BaZnO2 + CO2
HNO2 + FeCl3 = Fe(NO2)3 + HCl =>
3 HNO2 + FeCl3 = Fe(NO2)3 + 3 HCl
MnCO3 + H2CO3 = Mn(HCO3)2 =>
MnCO3 + H2CO3 = Mn(HCO3)2
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
S{2-} + I2 + H2O = SO4{2-} + I{-} + H{+} =>
S{2-} + 4 I2 + 4 H2O = SO4{2-} + 8 I{-} + 8 H{+}
KBrO3 + HI = KBr + I2 + H2O =>
KBrO3 + 6 HI = KBr + 3 I2 + 3 H2O
PbO2 + MnSO4 + NaOH = Na2PbO2 + Na2MnO4 + Na2SO4 + H2O =>
2 PbO2 + MnSO4 + 8 NaOH = 2 Na2PbO2 + Na2MnO4 + Na2SO4 + 4 H2O
Au + NiCl2 = Ni + AuCl3 =>
2 Au + 3 NiCl2 = 3 Ni + 2 AuCl3
NH4NO2 + Ba(OH)2 = Ba(NO2)2 + NH3 + H2O =>
2 NH4NO2 + Ba(OH)2 = Ba(NO2)2 + 2 NH3 + 2 H2O
H2CO3 + Ca = CaCO3 + H2 =>
H2CO3 + Ca = CaCO3 + H2
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
Mg + SO3 = Mg(SO3)2 =>
Mg + 2 SO3 = Mg(SO3)2
Ca(NO3)2 + HBr = CaBr2 + NHO3 =>
Ca(NO3)2 + 2 HBr = CaBr2 + 2 NHO3
I{-} + Ag{+} = AgI =>
I{-} + Ag{+} = AgI
TiOSO4 + Zn = TiOSO4Zn =>
TiOSO4 + Zn = TiOSO4Zn
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Cu2(OH)2CO3 + H2SO4 = CuSO4 + H2O + CO2 =>
Cu2(OH)2CO3 + 2 H2SO4 = 2 CuSO4 + 3 H2O + CO2
HPO4{2-} + HCl = H3PO4 + Cl{-} =>
HPO4{2-} + 2 HCl = H3PO4 + 2 Cl{-}
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