Équations équilibrées la veille |
K2Cr2O7 + 3 H2C2O4 + 8 HCl = 2 CrCl3 + 6 CO2 + 2 KCl + 7 H2O
NO2 + NH3 = NH3(NO2)3 =>
3 NO2 + NH3 = NH3(NO2)3
NaNO2 + KMnO4 + NaOH = Na2MnO4 + NaNO3 + K2MnO4 + H2O =>
NaNO2 + 2 KMnO4 + 2 NaOH = Na2MnO4 + NaNO3 + K2MnO4 + H2O
HCl(aq) + HNO3(aq) + Sn(s) = NO2(g) + H2SnCl6(aq) + H2O(l) =>
6 HCl(aq) + 4 HNO3(aq) + Sn(s) = 4 NO2(g) + H2SnCl6(aq) + 4 H2O(l)
CaCO3 + Ba(OH)2 = BaCO3 + CaO + H2O =>
CaCO3 + Ba(OH)2 = BaCO3 + CaO + H2O
Na2HPO4(s) + NaOH(aq) = Na3PO4(aq) + H2O =>
Na2HPO4(s) + NaOH(aq) = Na3PO4(aq) + H2O
H2C6H7O5 + H2O = H3O + HC6H7O5 =>
H2C6H7O5 + H2O = H3O + HC6H7O5
Cu + AgNO3 = (Cu(NO3)2) + Ag =>
Cu + 2 AgNO3 = (Cu(NO3)2) + 2 Ag
Na2S + H2SO4 = H2S + Na2SO4 =>
Na2S + H2SO4 = H2S + Na2SO4
S + NaOH = Na2S2O3 + Na2S + H2O =>
4 S + 6 NaOH = Na2S2O3 + 2 Na2S + 3 H2O
Fe(NO3)2 + KOH = Fe(OH) + K(NO3)2 =>
Fe(NO3)2 + KOH = Fe(OH) + K(NO3)2
ZnCl2 + H2S = ZnS + HCl =>
ZnCl2 + H2S = ZnS + 2 HCl
NaHSO4 + OH = NaSO4 + H2O =>
NaHSO4 + OH = NaSO4 + H2O
KHSiO3 + KOH = K2SiO3 + H2O =>
KHSiO3 + KOH = K2SiO3 + H2O
SO3 + KOH = H2SO4 + K2SO4 =>
2 SO3 + 2 KOH = H2SO4 + K2SO4
NaCO3 + AgNO3 = AgCO3 + NaNO3 =>
NaCO3 + AgNO3 = AgCO3 + NaNO3
CH3{-}CH2{-}Cl = CH3{-}CH2{-}OH =>
CH3{-}CH2{-}Cl = CH3{-}CH2{-}OH
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
BaCl2 + KIO3 = Ba(IO3)2 + KCl =>
BaCl2 + 2 KIO3 = Ba(IO3)2 + 2 KCl
C6H6 + HNO3 = C6H5NO2 + H2O =>
C6H6 + HNO3 = C6H5NO2 + H2O
Al + NaOH + H2O = NaAlO2 + H =>
Al + NaOH + H2O = NaAlO2 + 3 H
CuSO4(aq) + NH4Cl(aq) = CuCl(s) + NH4SO4(aq) =>
CuSO4(aq) + NH4Cl(aq) = CuCl(s) + NH4SO4(aq)
Ba(OH)2 + HF = F2Ba + H2O =>
Ba(OH)2 + 2 HF = F2Ba + 2 H2O
CH3COOH + H2SO4 = CH3SO4 + COO + H2O =>
5 CH3COOH + 8 H2SO4 = 8 CH3SO4 + 2 COO + 6 H2O
FeCl2 + Na2CO3 = Fe(CO3) + NaCl =>
FeCl2 + Na2CO3 = Fe(CO3) + 2 NaCl
C6H5Br + NaOH = C6H5OH + BrNa =>
C6H5Br + NaOH = C6H5OH + BrNa
(CuOH)2CO3 + HCl = CuCl2 + CO2 + H2O =>
(CuOH)2CO3 + 4 HCl = 2 CuCl2 + CO2 + 3 H2O
HMnO4 + SO2 + H2O = MnSO4 + H2SO4 =>
2 HMnO4 + 5 SO2 + 2 H2O = 2 MnSO4 + 3 H2SO4
K[BiI4] + H2O = Bi(OH)3 + KI + IH =>
K[BiI4] + 3 H2O = Bi(OH)3 + KI + 3 IH
KOH + Cu(SO4) = Cu(OH)2 + K2(SO4) =>
2 KOH + Cu(SO4) = Cu(OH)2 + K2(SO4)
Ca3P2 + K2CrO7 + HCl = Ca3(PO4)2 + CrCl3 + KCl + H2O =>
9 Ca3P2 + 16 K2CrO7 + 80 HCl = 9 Ca3(PO4)2 + 16 CrCl3 + 32 KCl + 40 H2O
CaCl2(aq) + HNO3(aq) = Ca(NO3)2(aq) + HCl(aq) =>
CaCl2(aq) + 2 HNO3(aq) = Ca(NO3)2(aq) + 2 HCl(aq)
Rb(OH) + H2SO4 = H2O + Rb2SO4 =>
2 Rb(OH) + H2SO4 = 2 H2O + Rb2SO4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HF + MgCl2 = HFCl + Mg =>
2 HF + MgCl2 = 2 HFCl + Mg
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
MgSe + O2 = SeO2 + MgO =>
2 MgSe + 3 O2 = 2 SeO2 + 2 MgO
Cu + FeCl3 = FeCl2 + CuCl2 =>
Cu + 2 FeCl3 = 2 FeCl2 + CuCl2
S + O2 = SO2 =>
S + O2 = SO2
P4O6 + H2O = P(OH)3 =>
P4O6 + 6 H2O = 4 P(OH)3
C16H32 + S2O3{-2} = CO2 + S{2-} + H{+} + H2O =>
C16H32 + 12 S2O3{-2} = 16 CO2 + 24 S{2-} + 24 H{+} + 4 H2O
CrO + NaOH = NaCrO2 + H =>
CrO + NaOH = NaCrO2 + H
C6H5Br + NaOH = C6H5OH + BrNa =>
C6H5Br + NaOH = C6H5OH + BrNa
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
Na + HClO4 = NaClO4 + H2 =>
2 Na + 2 HClO4 = 2 NaClO4 + H2
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
NaBH4 + Te + (NH4)6Mo7O24*4H2O = BN + H2 + H2O + MoTe2 + NaOH =>
6 NaBH4 + 14 Te + (NH4)6Mo7O24*4H2O = 6 BN + 3 H2 + 22 H2O + 7 MoTe2 + 6 NaOH
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
C6H6 + C3H7Br = C9H12 + HBr =>
C6H6 + C3H7Br = C9H12 + HBr
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