Équations équilibrées la veille |
2 HClO3 + Ca(OH)2 = Ca(ClO3)2 + 2 H2O
PbPH4 + zinc = ZnPH4 + Pb =>
PbPH4 + Zn = ZnPH4 + Pb
C5H12 + O2 = C + H2O =>
C5H12 + 3 O2 = 5 C + 6 H2O
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
NO2 + H = NH3 + H2O =>
NO2 + 7 H = NH3 + 2 H2O
Cobalt + Pb(NO2)2 = Co(NO2)3 + lead =>
2 Co + 3 Pb(NO2)2 = 2 Co(NO2)3 + 3 Pb
At + O2 = At2O7 =>
4 At + 7 O2 = 2 At2O7
Ca2O2 = CaO =>
Ca2O2 = 2 CaO
Al + O = AlO =>
Al + O = AlO
K2CrO7 + CrCl2 + HCl = KCl + CrCl3 + H2O =>
K2CrO7 + 9 CrCl2 + 14 HCl = 2 KCl + 10 CrCl3 + 7 H2O
TeO3 + NaOH = Na2TeO4 + H2O =>
TeO3 + 2 NaOH = Na2TeO4 + H2O
TiOSO4 + Zn + HCl = TiCl3 + ZnCl2 + H2SO4 + H2O =>
2 TiOSO4 + Zn + 8 HCl = 2 TiCl3 + ZnCl2 + 2 H2SO4 + 2 H2O
Cd + NH3 = Cd(NH3)4 =>
Cd + 4 NH3 = Cd(NH3)4
Cd + NH3 = CdNH3 =>
Cd + NH3 = CdNH3
CH8O(v) + O2(g) = CO2(g) + H2O(v) =>
2 CH8O(v) + 5 O2(g) = 2 CO2(g) + 8 H2O(v)
Cl2(g) + HF(aq) = FCl2 + H =>
Cl2(g) + HF(aq) = FCl2 + H
TeO3 + NaOH = Na2TeO4 + H2O =>
TeO3 + 2 NaOH = Na2TeO4 + H2O
CHO + Cu = CuC + HO =>
CHO + Cu = CuC + HO
PdO2 + O2 = PdO4 =>
PdO2 + O2 = PdO4
Cl2 + H3PO4 = HClO4 + P2O4 + H2O =>
Cl2 + 14 H3PO4 = 2 HClO4 + 7 P2O4 + 20 H2O
FeS(aq) + O2(g) = Fe2O3(aq) + SO2(g) =>
4 FeS(aq) + 7 O2(g) = 2 Fe2O3(aq) + 4 SO2(g)
Co(NO3)2 = Co3O4 + NO2 + O2 =>
3 Co(NO3)2 = Co3O4 + 6 NO2 + O2
K2SO3 + I2 + KOH = KI + K2SO4 + H2O =>
K2SO3 + I2 + 2 KOH = 2 KI + K2SO4 + H2O
CoCl2(aq) + Na2SO4(aq) = CoSO4(aq) + NaCl(aq) =>
CoCl2(aq) + Na2SO4(aq) = CoSO4(aq) + 2 NaCl(aq)
CaSO3 + NaCl = Na2SO3 + CaCl2 =>
CaSO3 + 2 NaCl = Na2SO3 + CaCl2
CoCl2 + KSCN = K2[Co(SCN)4] + KCl =>
CoCl2 + 4 KSCN = K2[Co(SCN)4] + 2 KCl
CrBr2(aq) + Na2CO3(aq) = CrCO3(s) + NaBr(aq) =>
CrBr2(aq) + Na2CO3(aq) = CrCO3(s) + 2 NaBr(aq)
CuO + C4H10 = CO2 + Cu + H2 =>
8 CuO + C4H10 = 4 CO2 + 8 Cu + 5 H2
CuO + HN3 = Cu + N + H2O =>
CuO + 2 HN3 = Cu + 6 N + H2O
BeO2 + HI = BeI2 + H2O2 =>
BeO2 + 2 HI = BeI2 + H2O2
Fe + CaO = Fe2O3 + Ca =>
2 Fe + 3 CaO = Fe2O3 + 3 Ca
Fe2(SO4)3(aq) + Ba(OH)2(aq) = BaSO4(s) + Fe(OH)3(aq) =>
Fe2(SO4)3(aq) + 3 Ba(OH)2(aq) = 3 BaSO4(s) + 2 Fe(OH)3(aq)
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Na2CrO4 + Na2SO3 + H2O = Cr(OH)3 + Na2SO4 + NaOH =>
2 Na2CrO4 + 3 Na2SO3 + 5 H2O = 2 Cr(OH)3 + 3 Na2SO4 + 4 NaOH
H2SO4 + K = H2 + K2SO4 =>
H2SO4 + 2 K = H2 + K2SO4
H3PO4 + Cl2 = HClO4 + P2O3 + H2O =>
14 H3PO4 + 2 Cl2 = 4 HClO4 + 7 P2O3 + 19 H2O
HCl + C14H14N3NaO3S = H(N3)Na(O3)S + C14H14Cl =>
HCl + C14H14N3NaO3S = H(N3)Na(O3)S + C14H14Cl
CH4O + O2 = CO2 + H2O =>
2 CH4O + 3 O2 = 2 CO2 + 4 H2O
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + C3H7CHO + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 C4H9OH = Cr2(SO4)3 + K2SO4 + 3 C3H7CHO + 7 H2O
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + C3H7COH + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 C4H9OH = Cr2(SO4)3 + K2SO4 + 3 C3H7COH + 7 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + C3H7COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C4H9OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 C3H7COOH + 11 H2O
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + CH3CH2CH2COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C4H9OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3CH2CH2COOH + 11 H2O
KClO3(g) = KCl(g) + O2 =>
2 KClO3(g) = 2 KCl(g) + 3 O2
Mg + C6H8O7 = C6H6MgO7 + H2 =>
Mg + C6H8O7 = C6H6MgO7 + H2
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
Mg + C6H8O7 = Mg(C6H6O7) + H2 =>
Mg + C6H8O7 = Mg(C6H6O7) + H2
Mg2 + CO2 = MgO + C4 =>
4 Mg2 + 4 CO2 = 8 MgO + C4
N2 + F = NF =>
N2 + 2 F = 2 NF
NH2 + H2SO4 = (NH4)2 + SO4 =>
2 NH2 + 2 H2SO4 = (NH4)2 + 2 SO4
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