| Équations équilibrées la veille |
3 C2H5OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3COOH + 4 Cr{3} + 11 H2O
NaCrO2 + NaNO3 + Na2CO3 = Na2CrO4 + NaNO2 + CO2 =>
2 NaCrO2 + 3 NaNO3 + Na2CO3 = 2 Na2CrO4 + 3 NaNO2 + CO2
ZrO(NO3)2 + Y(NO3)3 + C2H5NO2 = (ZrO2)92(Y2O3)8 + H2O + NO2 + CO2 =>
1196 ZrO(NO3)2 + 208 Y(NO3)3 + 232 C2H5NO2 = 13(ZrO2)92(Y2O3)8 + 580 H2O + 3248 NO2 + 464 CO2
NiCI2 + O2 = NiO + CI2O5 =>
NiCI2 + 3 O2 = NiO + CI2O5
H3PO4 + KaOH = Ka3PO4 + H2O =>
H3PO4 + 3 KaOH = Ka3PO4 + 3 H2O
Cl2 + H2O = HCl + HClO3 =>
3 Cl2 + 3 H2O = 5 HCl + HClO3
MgNH4PO4*6H2O = NH3 + H2O + Mg2P2O7 =>
2 MgNH4PO4*6H2O = 2 NH3 + 13 H2O + Mg2P2O7
SnCl2 + HCl + H2O2 = SnCl4 + H2O =>
SnCl2 + 2 HCl + H2O2 = SnCl4 + 2 H2O
Cu(NO3) + Na3PO4 = Cu3PO4 + NaNO3 =>
3 Cu(NO3) + Na3PO4 = Cu3PO4 + 3 NaNO3
(CH2)5CHOH + O2 = CO2 + H2O =>
2(CH2)5CHOH + 17 O2 = 12 CO2 + 12 H2O
C2H4 + F2 = CF4 + HF =>
C2H4 + 6 F2 = 2 CF4 + 4 HF
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
HCl + C17H33COONa = NaCl + C17H33COOH =>
HCl + C17H33COONa = NaCl + C17H33COOH
K2SO4 + Al(HCO3)3 = KHCO3 + Al2(SO4)3 =>
3 K2SO4 + 2 Al(HCO3)3 = 6 KHCO3 + Al2(SO4)3
Na(OH) + Al2(SO3)3 = Al(OH)3 + Na2(SO3) =>
6 Na(OH) + Al2(SO3)3 = 2 Al(OH)3 + 3 Na2(SO3)
LiBr + CaSO4 = LiSO4 + CaBr =>
LiBr + CaSO4 = LiSO4 + CaBr
CuSO4 + NH3 = Cu(NH3)4*SO4 =>
CuSO4 + 4 NH3 = Cu(NH3)4*SO4
K2Cr2O7 + HI + HClO4 = KClO4 + Cr(ClO4)3 + I2 + H2O =>
K2Cr2O7 + 6 HI + 8 HClO4 = 2 KClO4 + 2 Cr(ClO4)3 + 3 I2 + 7 H2O
KCO3 + Ba(NO3)2 = K(NO3)2 + BaCO3 =>
KCO3 + Ba(NO3)2 = K(NO3)2 + BaCO3
FeO + NaOH + NaOCl = Na2FeO4 + NaCl + H2O =>
FeO + 2 NaOH + 2 NaOCl = Na2FeO4 + 2 NaCl + H2O
NaOH + (NH4)2SO4 = NH3 + H2O + Na2(SO4) =>
2 NaOH + (NH4)2SO4 = 2 NH3 + 2 H2O + Na2(SO4)
NaHCO3 + C4H6O5 = Na2C4H4O5 + CO2 + H2O =>
2 NaHCO3 + C4H6O5 = Na2C4H4O5 + 2 CO2 + 2 H2O
C6H12O6 + AgNO3 = AgNH + OH + CO2 =>
2 C6H12O6 + 9 AgNO3 = 9 AgNH + 15 OH + 12 CO2
C2H4O + Br2 = C2H4Br2O =>
C2H4O + Br2 = C2H4Br2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
KMnO4 + KL + KOH = K2MnO4 + KLO3 + H2O =>
6 KMnO4 + KL + 6 KOH = 6 K2MnO4 + KLO3 + 3 H2O
Br + CuI = CuBr + I2 =>
2 Br + 2 CuI = 2 CuBr + I2
Ag = Ag{+} + {-} =>
Ag = Ag{+} + e
CsI = Cs + I2 =>
2 CsI = 2 Cs + I2
Na[Al(OH)4] + HCl = Al(OH)3 + NaClH2O =>
Na[Al(OH)4] + HCl = Al(OH)3 + NaClH2O
H2SO4 + Cl = HSO4 + HCl =>
H2SO4 + Cl = HSO4 + HCl
Fe(HCO3)2 + O3 = Fe2O3 + CO2 + H2O =>
6 Fe(HCO3)2 + O3 = 3 Fe2O3 + 12 CO2 + 6 H2O
VSO4 + NaOH + O2 + H2O = V(OH)3 + Na2SO4 =>
4 VSO4 + 8 NaOH + O2 + 2 H2O = 4 V(OH)3 + 4 Na2SO4
KCl + NH3 = KNH3 + Cl =>
KCl + NH3 = KNH3 + Cl
NaHCO3(aq) + C6H8O7(aq) = CO2(g) + Na3C6H5O7(aq) + H2O =>
3 NaHCO3(aq) + C6H8O7(aq) = 3 CO2(g) + Na3C6H5O7(aq) + 3 H2O
Fe3 + O2 + CO = FeCO2 =>
2 Fe3 + 3 O2 + 6 CO = 6 FeCO2
BaSO4 + MgCl2 = Mg(SO4) + BaCl2 =>
BaSO4 + MgCl2 = Mg(SO4) + BaCl2
H2CaO2 + C2H2Cl4 = CaCl2 + H2O + C2HCl3 =>
H2CaO2 + 2 C2H2Cl4 = CaCl2 + 2 H2O + 2 C2HCl3
CaCl2 + CsPO4 = CaPO4 + CsCl2 =>
CaCl2 + CsPO4 = CaPO4 + CsCl2
C20H40O2(l) + O2(g) = CO2(g) + H2O(g) =>
C20H40O2(l) + 29 O2(g) = 20 CO2(g) + 20 H2O(g)
NiO = Ni{+2} + O{-2} =>
NiO = Ni{+2} + O{-2}
NaNO3(aq) + Ca(s) = Ca(NO3)2(aq) + Na(aq) =>
2 NaNO3(aq) + Ca(s) = Ca(NO3)2(aq) + 2 Na(aq)
HCH2ClCo2 + OH = CH2ClCo2 + H2O =>
HCH2ClCo2 + OH = CH2ClCo2 + H2O
Na2(SO4) + Cu(OH)2 = NaOH + CuSO4 =>
Na2(SO4) + Cu(OH)2 = 2 NaOH + CuSO4
CrO7 + C2H5OH = Cr + CO2 + H =>
3 CrO7 + 7 C2H5OH = 3 Cr + 14 CO2 + 42 H
CuSO4 + H2O = CuO + H2SO4 =>
CuSO4 + H2O = CuO + H2SO4
Na2SiF6 + NaOH = Na2SiO3 + NaF + H2O =>
Na2SiF6 + 6 NaOH = Na2SiO3 + 6 NaF + 3 H2O
C + Fl = CFl4 =>
C + 4 Fl = CFl4
KMnO4 + KL + KOH = K2MnO4 + KLO3 + H2O =>
6 KMnO4 + KL + 6 KOH = 6 K2MnO4 + KLO3 + 3 H2O
H2SO4 + Fe2O3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + Fe2O3 = Fe2(SO4)3 + 3 H2O
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