| Équations équilibrées la veille |
H2SO4 + 2 KOH = K2SO4 + 2 H2O
BaCl2 + HF = BaF2 + HCl =>
BaCl2 + 2 HF = BaF2 + 2 HCl
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
Al + Sr(ClO2)2 = Al(ClO2)3 + Sr =>
2 Al + 3 Sr(ClO2)2 = 2 Al(ClO2)3 + 3 Sr
H2NCONH2 + NaOH = NH3 + Na2CO3 =>
H2NCONH2 + 2 NaOH = 2 NH3 + Na2CO3
HAlO2 + KOH + H2O = K(Al(OH)4) =>
HAlO2 + KOH + H2O = K(Al(OH)4)
CH4Br2 = CH3BrHBr =>
CH4Br2 = CH3BrHBr
SCN{-} + IO3{-} + Cl{-} + H{+} = SO4{2-} + HCN + ICl + H2O =>
2 SCN{-} + 3 IO3{-} + 3 Cl{-} + 4 H{+} = 2 SO4{2-} + 2 HCN + 3 ICl + H2O
TeO3{-2} + N2O4 + H2O = Te + NO3{-} + H{+} =>
TeO3{-2} + 2 N2O4 + H2O = Te + 4 NO3{-} + 2 H{+}
(NH4)2SO4 + [Ni(H2O)6]SO4 = Ni(NH4)2(SO4)2*6H2O =>
(NH4)2SO4 + [Ni(H2O)6]SO4 = Ni(NH4)2(SO4)2*6H2O
SO3 + U = U(SO3) =>
SO3 + U = U(SO3)
Na2CO3H2CO3 = NaHCO3 =>
Na2CO3H2CO3 = 2 NaHCO3
K + X = K3X =>
3 K + X = K3X
As + HNO4 + H2O = H3AsO3 + NO =>
5 As + 3 HNO4 + 6 H2O = 5 H3AsO3 + 3 NO
Na2Zn(OH)4 + H2SO4 = Zn(OH)2 + H2O + Na2SO4 =>
Na2Zn(OH)4 + H2SO4 = Zn(OH)2 + 2 H2O + Na2SO4
SrCl + AlSO4 = AlCl + SrSO4 =>
SrCl + AlSO4 = AlCl + SrSO4
C52H2600N95O42S + H2O = CH18O05N02 + CH4 + H2S + H2 =>
2 C52H2600N95O42S + 391 H2O = 95 CH18O05N02 + 9 CH4 + 2 H2S + 2116 H2
MnO4{-} + Mn{+2} + Na2CO3 + C5H8O2 = MnC15H21O6 + HNa2CO3{+} + H2O =>
MnO4{-} + 4 Mn{+2} + 7 Na2CO3 + 15 C5H8O2 = 5 MnC15H21O6 + 7 HNa2CO3{+} + 4 H2O
H2SO4(aq) + Ba(OH)2(aq) = BaSO4(aq) + (H2O)(s) =>
H2SO4(aq) + Ba(OH)2(aq) = BaSO4(aq) + 2(H2O)(s)
CH3(g) + O(g) = CO(g) + H2O(g) =>
2 CH3(g) + 5 O(g) = 2 CO(g) + 3 H2O(g)
Na2CO3 + CH3CO2OH = NaCH3 + CO2 + H2O =>
3 Na2CO3 + 8 CH3CO2OH = 6 NaCH3 + 13 CO2 + 7 H2O
K3[Al(OH)6] + HBr = KBr + AlBr3 + H2O =>
K3[Al(OH)6] + 6 HBr = 3 KBr + AlBr3 + 6 H2O
CoCl2 + KOH = KCl2 + Co(OH) =>
CoCl2 + KOH = KCl2 + Co(OH)
CaHO + H2O = Ca(OH)2 + H2 =>
2 CaHO + 2 H2O = 2 Ca(OH)2 + H2
CaCO3 + K3N = Ca3N2 + K2CO3 =>
3 CaCO3 + 2 K3N = Ca3N2 + 3 K2CO3
H2NCONH2 + NaOH = NH3 + Na2CO3 =>
H2NCONH2 + 2 NaOH = 2 NH3 + Na2CO3
CH3CoNH2 + H2O = CH3CoNH3 + OH =>
CH3CoNH2 + H2O = CH3CoNH3 + OH
Zn + Fe(NO3)2 = Zn(NO3)2 + Fe =>
Zn + Fe(NO3)2 = Zn(NO3)2 + Fe
KNO2(s) + C(s) = K2CO3(s) + CO + N2(g) =>
2 KNO2(s) + 2 C(s) = K2CO3(s) + CO + N2(g)
NaN3 = Na + N =>
NaN3 = Na + 3 N
LiOH + Cu = Li + Cu(OH)2 =>
2 LiOH + Cu = 2 Li + Cu(OH)2
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
C2H3 + O2 = CO2 + H2O =>
4 C2H3 + 11 O2 = 8 CO2 + 6 H2O
HSO4 + Ba = H + BaSO4 =>
HSO4 + Ba = H + BaSO4
CuOH2SO4 = CuSO4H2O =>
CuOH2SO4 = CuSO4H2O
H2S(g) + KOH(aq) = K2S(aq) + H2O(l) =>
H2S(g) + 2 KOH(aq) = K2S(aq) + 2 H2O(l)
CaOCl2 + NH3 = CaCl2 + N2 + H2O =>
3 CaOCl2 + 2 NH3 = 3 CaCl2 + N2 + 3 H2O
C7H6O2 = C + H2 + O2 =>
C7H6O2 = 7 C + 3 H2 + O2
CaCO3 + O2 = CaO2 + CO3 =>
CaCO3 + O2 = CaO2 + CO3
C5H10O5 + KCl = CCl4 + K + H2O =>
C5H10O5 + 20 KCl = 5 CCl4 + 20 K + 5 H2O
Mg(NO3)2 + K = KNO3 + Mg =>
Mg(NO3)2 + 2 K = 2 KNO3 + Mg
KCl + H2SO4 = H2Cl2 + K2SO4 =>
2 KCl + H2SO4 = H2Cl2 + K2SO4
CaCl2NaNO3 = CaNO3NaCl2 =>
CaCl2NaNO3 = CaNO3NaCl2
Ca(OH)2 + NaHCo3 = H2O + CaCo3 + NaOH =>
Ca(OH)2 + NaHCo3 = H2O + CaCo3 + NaOH
Zn(OH)2 + NH3H2O = [Zn(NH3)4]{2+} + OH{-} + H2O =>
Zn(OH)2 + 4 NH3H2O = [Zn(NH3)4]{2+} + 2 OH{-} + 4 H2O
CuOH2 = CuH2O =>
CuOH2 = CuH2O
Na2H15AsO11 + C6H8O7 = C6H8O7Na + As + H2 + O2 =>
2 Na2H15AsO11 + 4 C6H8O7 = 4 C6H8O7Na + 2 As + 15 H2 + 11 O2
Ba + PbCl2 = Pb + BaCl2 =>
Ba + PbCl2 = Pb + BaCl2
CoCO3(s) + H2SO4(aq) = CoSO4(aq) + CO2(g) + H2O(l) =>
CoCO3(s) + H2SO4(aq) = CoSO4(aq) + CO2(g) + H2O(l)
HCOONa + K2CrO7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CO2 + Na2SO4 + H2O =>
18 HCOONa + 4 K2CrO7 + 19 H2SO4 = 2 Cr2(SO4)3 + 4 K2SO4 + 18 CO2 + 9 Na2SO4 + 28 H2O
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