| Équations équilibrées la veille |
H2C2O4 + 2 KMnO2 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 2 CO2 + 4 H2O
Fe2(SO4)3 + Na2CO3 + H2O = Fe(OH)3 + Na2(SO4) + H2CO3 =>
Fe2(SO4)3 + 3 Na2CO3 + 6 H2O = 2 Fe(OH)3 + 3 Na2(SO4) + 3 H2CO3
SO3{2-} + Cr2O7{2-} + H{+} = SO4{-} + Cr{3+} + H2O =>
2 SO3{2-} + Cr2O7{2-} + 10 H{+} = 2 SO4{-} + 2 Cr{3+} + 5 H2O
NaNO2 + S = Na2SO4 + N2 =>
2 NaNO2 + S = Na2SO4 + N2
Na2S + FeSO4 = Na2SO4 + FeS =>
Na2S + FeSO4 = Na2SO4 + FeS
Bi(OH)2 + HBr = BiBr2 + H2O =>
Bi(OH)2 + 2 HBr = BiBr2 + 2 H2O
Ba(NO3)2 + NH4Cl = BaCl2 + NH4(NO3) =>
Ba(NO3)2 + 2 NH4Cl = BaCl2 + 2 NH4(NO3)
C2H5NH2 + HNO2 = C2H5OH + N2 + H2O =>
C2H5NH2 + HNO2 = C2H5OH + N2 + H2O
C7H6O3 + O2 = CO2 + H2O =>
C7H6O3 + 7 O2 = 7 CO2 + 3 H2O
Na3(Co(CN)6) + Hg2(NO3)2 = Hg3(Co(CN)6)2 + Na2NO3 =>
4 Na3(Co(CN)6) + 3 Hg2(NO3)2 = 2 Hg3(Co(CN)6)2 + 6 Na2NO3
FeS + H3PO4 = Fe3(PO4)2 + H2S =>
3 FeS + 2 H3PO4 = Fe3(PO4)2 + 3 H2S
CH3COOH + FeO = Fe(C2H3O2)2 + H2O =>
2 CH3COOH + FeO = Fe(C2H3O2)2 + H2O
C6H10 + C18H28O = C6H6 + C18H34O =>
3 C6H10 + 2 C18H28O = 3 C6H6 + 2 C18H34O
K2Cr2O7 + KI + HNO3 = I2 + Cr(NO3)3 + KNO3 + H2O =>
K2Cr2O7 + 6 KI + 14 HNO3 = 3 I2 + 2 Cr(NO3)3 + 8 KNO3 + 7 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na2CO3 + CuCl2 = CuCO3 + NaCl =>
Na2CO3 + CuCl2 = CuCO3 + 2 NaCl
NaBr + K2S = Na2S + KBr =>
2 NaBr + K2S = Na2S + 2 KBr
SrCO3 + Al(NO3)3*9H2O + (NH2)2CO = Sr3Al2O6 + H2O + CO2 + N2 =>
3 SrCO3 + 2 Al(NO3)3*9H2O + 5(NH2)2CO = Sr3Al2O6 + 28 H2O + 8 CO2 + 8 N2
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeCl3 + NaF = FeF3 + NaCl =>
FeCl3 + 3 NaF = FeF3 + 3 NaCl
Zn(OH) + H3PO4 = Zn3(PO4) + H2O =>
3 Zn(OH) + H3PO4 = Zn3(PO4) + 3 H2O
Ba(OH)2 + NH4Cl = BaCl2(s) + NH3(aq) + H2O(l) =>
Ba(OH)2 + 2 NH4Cl = BaCl2(s) + 2 NH3(aq) + 2 H2O(l)
((CH3(CH2)4CH3)) + O2 = CO2 + H2O =>
2((CH3(CH2)4CH3)) + 19 O2 = 12 CO2 + 14 H2O
H2SO4(aq) + Na2CO3(aq) = Na2SO4(aq) + H2O + CO2 =>
H2SO4(aq) + Na2CO3(aq) = Na2SO4(aq) + H2O + CO2
CO2 + HCl = CC2 + Cl + H2O =>
3 CO2 + 12 HCl = CC2 + 12 Cl + 6 H2O
C2H4O2 + C2H12O = C7H14O2 + H2O =>
5 C2H4O2 + 2 C2H12O = 2 C7H14O2 + 8 H2O
Cr2O7{-2} + H{+} + As2S3 = Cr{+3} + SO4{2-} + H3AsO4 + H2O =>
14 Cr2O7{-2} + 94 H{+} + 3 As2S3 = 28 Cr{+3} + 9 SO4{2-} + 6 H3AsO4 + 38 H2O
NaBr + NaCl2 = NaCl + Br2 =>
2 NaBr + 2 NaCl2 = 4 NaCl + Br2
H2O2 + N2H4 = HNO3 + H2O =>
7 H2O2 + N2H4 = 2 HNO3 + 8 H2O
Ca{2+} + (NH4)2C2O4 = CaC2O4 + NH4{+} =>
Ca{2+} + (NH4)2C2O4 = CaC2O4 + 2 NH4{+}
Pb(OH)2 + Ba(OH)2 = BaPbO2 + H2O =>
Pb(OH)2 + Ba(OH)2 = BaPbO2 + 2 H2O
Ni(OH)2 + HClO2 = Ni(ClO2)2 + H2O =>
Ni(OH)2 + 2 HClO2 = Ni(ClO2)2 + 2 H2O
KHCO3 + HNO3 = KNO3 + HHCO3 =>
KHCO3 + HNO3 = KNO3 + HHCO3
C3H4O2(g) + O2(g) = CO2 + H2O =>
C3H4O2(g) + 3 O2(g) = 3 CO2 + 2 H2O
Ag(aq) + Br(aq) = AgBr(l) =>
Ag(aq) + Br(aq) = AgBr(l)
AuCl3 = Au + Cl3 =>
AuCl3 = Au + Cl3
C2O2H4 + C5H12O = C7O2H14 + H2O =>
C2O2H4 + C5H12O = C7O2H14 + H2O
Sn(s) + HCl(ac) = SnCl2(ac) + H2 =>
Sn(s) + 2 HCl(ac) = SnCl2(ac) + H2
Cr(OH)2 + O2 + H2O = Cr(OH)3 =>
4 Cr(OH)2 + O2 + 2 H2O = 4 Cr(OH)3
Fe(OH)3 + SCN = Fe(SCN)3 + OH =>
Fe(OH)3 + 3 SCN = Fe(SCN)3 + 3 OH
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Cd + KIO3 + H2SO4 = KI + CdSO4 + H2O =>
3 Cd + KIO3 + 3 H2SO4 = KI + 3 CdSO4 + 3 H2O
H3PO4 + NaOH = Na + H2PO4 + H2O =>
H3PO4 + NaOH = Na + H2PO4 + H2O
Hg + NHO3 = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 NHO3 = Hg(NO3)2 + 2 NO2 + 2 H2O
H2C4H4O6 + OH = C4H4O6 + H2O =>
H2C4H4O6 + 2 OH = C4H4O6 + 2 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
NH2CHCH2OHCOOH + NaOH = NH2CHCH2OHCOONa + H2O =>
NH2CHCH2OHCOOH + NaOH = NH2CHCH2OHCOONa + H2O
C3H7COOH + Fe = C3H7COOFe + H2 =>
2 C3H7COOH + 2 Fe = 2 C3H7COOFe + H2
Ba(NO3)2 + NH2SO3H + H2O(water) = Ba(NH2)2 + H2SO4 + HNO3 =>
Ba(NO3)2 + 2 NH2SO3H + 2 H2O(water) = Ba(NH2)2 + 2 H2SO4 + 2 HNO3
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