| Équations équilibrées la veille |
4 NaOH + CHCl3 = 3 NaCl + 2 H2O + HCOONa
Fe(NO3)3{3+} + H2O = Fe(OH)3 + HNO3{+} =>
Fe(NO3)3{3+} + 3 H2O = Fe(OH)3 + 3 HNO3{+}
Ca2 + N2 = Ca3N2 =>
3 Ca2 + 2 N2 = 2 Ca3N2
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
Fe2(SO4)3 + K3[Fe(Cn)6] = K2SO4 + Fe[Fe(Cn)6] =>
Fe2(SO4)3 + 2 K3[Fe(Cn)6] = 3 K2SO4 + 2 Fe[Fe(Cn)6]
CaCO3 + HBr = Ca(Br)2 + CO2 + H2O =>
CaCO3 + 2 HBr = Ca(Br)2 + CO2 + H2O
P2O5 + BaO = Ba3(PO4)2 =>
P2O5 + 3 BaO = Ba3(PO4)2
Be(OH)2 + Al(OH)3 = Be(AlO2)2 + H2O =>
Be(OH)2 + 2 Al(OH)3 = Be(AlO2)2 + 4 H2O
Cu + CaCO3 = Cu2CO3 + Ca =>
2 Cu + CaCO3 = Cu2CO3 + Ca
H2O + CH2COOH + Mg = CH3CH2OH + Mg(OH)2 =>
8 H2O + 2 CH2COOH + 5 Mg = 2 CH3CH2OH + 5 Mg(OH)2
CaO4 + H2O = H2O2 + Ca(OH)2 =>
CaO4 + 4 H2O = 3 H2O2 + Ca(OH)2
Fe2(SO4)3 + MgO = MgSO4 + Fe2O3 =>
Fe2(SO4)3 + 3 MgO = 3 MgSO4 + Fe2O3
Br2O7 + HCl = BrCl7 + H2O =>
Br2O7 + 14 HCl = 2 BrCl7 + 7 H2O
Cr2O7{-2} + H{+} + S2O3{-2} = S4O6 + Cr{3+} + H2O =>
2 Cr2O7{-2} + 28 H{+} + 6 S2O3{-2} = 3 S4O6 + 4 Cr{3+} + 14 H2O
HOCH2CH2CH2OH + KMnO4 = H2CO + MnO2 + KOH + H2O =>
3 HOCH2CH2CH2OH + 4 KMnO4 = 9 H2CO + 4 MnO2 + 4 KOH + H2O
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Zn(OH)2 + OH{-} = ZnO2{-2} + H2O =>
Zn(OH)2 + 2 OH{-} = ZnO2{-2} + 2 H2O
C6H11OH + HOCl = C6H10O + H2O + HCl =>
C6H11OH + HOCl = C6H10O + H2O + HCl
Cu2S + HNO3 = Cu(NO3)2 + SO2 + H2O + NO =>
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
UO2(NO3)2 + HCl + Zn = UO2Cl2 + Zn(NO3)2 + H2 =>
UO2(NO3)2 + 2 HCl + Zn = UO2Cl2 + Zn(NO3)2 + H2
C2H4O + K2Cr2O7 + H2SO4 = C2H2O + K2SO + CrO + H2O =>
7 C2H4O + K2Cr2O7 + H2SO4 = 7 C2H2O + K2SO + 2 CrO + 8 H2O
Mn + MgI2 = MnI3 + Mg =>
2 Mn + 3 MgI2 = 2 MnI3 + 3 Mg
UO2(NO3)2 + HCl + Zn = UO2Cl2 + Zn(NO3)2 + H2 =>
UO2(NO3)2 + 2 HCl + Zn = UO2Cl2 + Zn(NO3)2 + H2
CO + KMnO4 + KOH = MnO2 + K2CO4 + H2O =>
3 CO + 4 KMnO4 + 2 KOH = 4 MnO2 + 3 K2CO4 + H2O
HCOH + (Ag(NH3)2)OH = HCOOH + Ag + NH3 + H2O =>
HCOH + 2(Ag(NH3)2)OH = HCOOH + 2 Ag + 4 NH3 + H2O
NaHSO4 + NaHCO3 = Na2SO4 + H2O + CO2 =>
NaHSO4 + NaHCO3 = Na2SO4 + H2O + CO2
HIO3 + HI = I2 + H2O3 =>
HIO3 + HI = I2 + H2O3
ZnCO3 = ZnO + CO2 =>
ZnCO3 = ZnO + CO2
NaOH + HCl = NaCl + H2O = =>
NaOH + HCl = NaCl + H2O
LiOH(aq) + HNO3(aq) = LiNO3(aq) + H2O(l) =>
LiOH(aq) + HNO3(aq) = LiNO3(aq) + H2O(l)
Mg2 + CuNO3 = Mg(NO3)2 + Cu =>
Mg2 + 4 CuNO3 = 2 Mg(NO3)2 + 4 Cu
Ca(s) + S(s) = Ca2S(s) =>
2 Ca(s) + S(s) = Ca2S(s)
KOH + KCl = KClO2 + H2 + K =>
2 KOH + KCl = KClO2 + H2 + 2 K
FeCl2*4H2O = FeCl2 + H2O =>
FeCl2*4H2O = FeCl2 + 4 H2O
BrO3{-} + Cl{-} + H{+} = Br2 + Cl2 + H2O =>
2 BrO3{-} + 10 Cl{-} + 12 H{+} = Br2 + 5 Cl2 + 6 H2O
K2Cr2O7 + K2SO3 + HCl = CrCl3 + K2SO4 + H2O + KCl =>
K2Cr2O7 + 3 K2SO3 + 8 HCl = 2 CrCl3 + 3 K2SO4 + 4 H2O + 2 KCl
SrO + MoO3 = SrMoO4 =>
SrO + MoO3 = SrMoO4
Li2SO4 + ZnCl2 = Li2Cl + Zn(SO4)2 =>
2 Li2SO4 + ZnCl2 = 2 Li2Cl + Zn(SO4)2
Al + Fe3O = Al3O + Fe =>
3 Al + Fe3O = Al3O + 3 Fe
W + Cl2 = WCl6 =>
W + 3 Cl2 = WCl6
Ba(HCO3)2 + Ca3(PO4)2 = Ba3(PO4)2 + Ca(HCO3)2 =>
3 Ba(HCO3)2 + Ca3(PO4)2 = Ba3(PO4)2 + 3 Ca(HCO3)2
Ni(NO3)2*6H2O = NiO + H2O + HNO3 =>
Ni(NO3)2*6H2O = NiO + 5 H2O + 2 HNO3
CaCl2 + H2O = CaOCl2 + H2 =>
CaCl2 + H2O = CaOCl2 + H2
Ca(s) + S(s) = Ca2S(s) =>
2 Ca(s) + S(s) = Ca2S(s)
S4 + O2 + F = SOF4 =>
S4 + 2 O2 + 16 F = 4 SOF4
AlOH(NO3)2 + NaOH = NaNO3 + Al(OH)3 =>
AlOH(NO3)2 + 2 NaOH = 2 NaNO3 + Al(OH)3
CaC2 + H2SO4 = CaSO4 + C2H2 =>
CaC2 + H2SO4 = CaSO4 + C2H2
H3PO4(aq)CsOH(aq) = H2(g)H2O(l)CsPO4(aq) =>
H3PO4(aq)CsOH(aq) = H2(g)H2O(l)CsPO4(aq)
Cu2 + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu2 + 8 HNO3 = 2 Cu(NO3)2 + 4 NO2 + 4 H2O
NaBrO3 + NaBr + H2SO4 = Br2 + NaSO4 + H2O =>
2 NaBrO3 + 4 NaBr + 6 H2SO4 = 3 Br2 + 6 NaSO4 + 6 H2O
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