Équations équilibrées la veille |
H4C2O2 + NaOH = H2O + NaC2H3O2
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3 =>
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3
Al(s) + I2 = AlI3(s) =>
2 Al(s) + 3 I2 = 2 AlI3(s)
CaCl{2} + NaOH = Ca(OH){2} + NaCl =>
CaCl{2} + NaOH = Ca(OH){2} + NaCl
C7H8O(l) + O2(g) = CO2(g) + H2O(g) =>
2 C7H8O(l) + 17 O2(g) = 14 CO2(g) + 8 H2O(g)
Na[Al(OH)4] + HNO3 = NaNO3 + Al(NO3)3 + H2O =>
Na[Al(OH)4] + 4 HNO3 = NaNO3 + Al(NO3)3 + 4 H2O
NaOH + Zn(OH)2 = H2O + Na2ZnO2 =>
2 NaOH + Zn(OH)2 = 2 H2O + Na2ZnO2
Fe(C6H5OH)6 + HCl = Fe(C6H5OH)6Cl3 + H2 =>
2 Fe(C6H5OH)6 + 6 HCl = 2 Fe(C6H5OH)6Cl3 + 3 H2
HgCl2 + K2S = HgS + KCl =>
HgCl2 + K2S = HgS + 2 KCl
HCOONa + H2O = HCOOH + Na2O =>
2 HCOONa + H2O = 2 HCOOH + Na2O
Cu(OH)2 + K3(PO4) = Cu3(PO4)2 + KOH =>
3 Cu(OH)2 + 2 K3(PO4) = Cu3(PO4)2 + 6 KOH
CH3CH2COOK + Na = CH3CH2COONa + K =>
CH3CH2COOK + Na = CH3CH2COONa + K
Cu(OH)2 + K3(PO4) = Cu3(PO4)2 + KOH =>
3 Cu(OH)2 + 2 K3(PO4) = Cu3(PO4)2 + 6 KOH
CO2 + CaCO3 + H2O = HCO3 + Ca =>
CO2 + CaCO3 + H2O = 2 HCO3 + Ca
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
P2O5 + NaOH = H2O + Na3PO4 =>
P2O5 + 6 NaOH = 3 H2O + 2 Na3PO4
C2H2 + H2 = C2H8 =>
C2H2 + 3 H2 = C2H8
AgNO3 + K3PO4 = Ag3PO4 + KNO3 =>
3 AgNO3 + K3PO4 = Ag3PO4 + 3 KNO3
CuSO4 + KIO3F = CuF + KIO3SO4 =>
CuSO4 + KIO3F = CuF + KIO3SO4
Cd(NO3)2 + NaCN = Cd(CN)2 + Na(NO3) =>
Cd(NO3)2 + 2 NaCN = Cd(CN)2 + 2 Na(NO3)
Na2B4O7 + C3H5(OH)3 + H2SO4 = C3H5O5 + Na2SO4 + BSO4 + H2O =>
7 Na2B4O7 + 4 C3H5(OH)3 + 35 H2SO4 = 4 C3H5O5 + 7 Na2SO4 + 28 BSO4 + 41 H2O
H3AsO4 + Pb(NO3)2 = HNO3 + PbHAsO4 =>
H3AsO4 + Pb(NO3)2 = 2 HNO3 + PbHAsO4
Cu(OH)2 + K3(PO4) = Cu3(PO4)2 + KOH =>
3 Cu(OH)2 + 2 K3(PO4) = Cu3(PO4)2 + 6 KOH
Zn + CuSO4 = Cu + ZnSO4 =>
Zn + CuSO4 = Cu + ZnSO4
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Fe(OH)3 + KClO4 + KOH = K2FeO4 + HClO3 + H2O =>
2 Fe(OH)3 + 3 KClO4 + KOH = 2 K2FeO4 + 3 HClO3 + 2 H2O
Cu(OH)2 + K3(PO4) = Cu3(PO4)2 + KOH =>
3 Cu(OH)2 + 2 K3(PO4) = Cu3(PO4)2 + 6 KOH
Na2O + Hg(NO3)2 = Na(NO3) + HgO =>
Na2O + Hg(NO3)2 = 2 Na(NO3) + HgO
Ag(s) + HNO3(l) = AgNO3 + H2O(l) + NO2 =>
Ag(s) + 2 HNO3(l) = AgNO3 + H2O(l) + NO2
CH3CH2CH2OH + NaBr + HCl = CH3CH2CH2Br + NaCl + H2O =>
CH3CH2CH2OH + NaBr + HCl = CH3CH2CH2Br + NaCl + H2O
I2 + F2 = IF7 =>
I2 + 7 F2 = 2 IF7
NO2 + KClO + KOH = KNO3 + KCl + H2O =>
2 NO2 + KClO + 2 KOH = 2 KNO3 + KCl + H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Ca(OH)2 + CO2 = Ca(HCO3)2 =>
Ca(OH)2 + 2 CO2 = Ca(HCO3)2
NH3 + H2CrO4 = (NH4)2CrO4 =>
2 NH3 + H2CrO4 = (NH4)2CrO4
NaNO2 + KI + H2SO4 = I2 + N2 + Na2SO4 + K2SO4 + H2O =>
2 NaNO2 + 6 KI + 4 H2SO4 = 3 I2 + N2 + Na2SO4 + 3 K2SO4 + 4 H2O
KClO3 + P4 = P4O10 + KCl =>
10 KClO3 + 3 P4 = 3 P4O10 + 10 KCl
GaS + FeP = FeS + GaP =>
GaS + FeP = FeS + GaP
Cu(SO4) + Cu = CuCu(SO4) =>
Cu(SO4) + Cu = CuCu(SO4)
Na2SiO3 + NH4Cl + H2O = H2SiO3 + NH4OH + NaCl =>
Na2SiO3 + 2 NH4Cl + 2 H2O = H2SiO3 + 2 NH4OH + 2 NaCl
H2S + HCl = H2 + ClHS =>
H2S + HCl = H2 + ClHS
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Mg + HOOCCOOH = Mg(OOCCOOH)2 + H2 =>
Mg + 2 HOOCCOOH = Mg(OOCCOOH)2 + H2
Cr2O3 + Na2CO3 = Cr2CO3 + Na2O3 =>
Cr2O3 + Na2CO3 = Cr2CO3 + Na2O3
S + HOCl + H2O = H2SO4 + HCl =>
S + 3 HOCl + H2O = H2SO4 + 3 HCl
C2H6O + KMnO4 + HCl = C2H3O2 + KCl + MnCl2 + H2O =>
C2H6O + KMnO4 + 3 HCl = C2H3O2 + KCl + MnCl2 + 3 H2O
PbO(s) + CO(g) = Pb + CO2 =>
PbO(s) + CO(g) = Pb + CO2
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
BaCO3 + NH4(H2PO4) + NiO = Ba2Ni(PO4)2 + H2O + NH3 + CO2 =>
2 BaCO3 + 2 NH4(H2PO4) + NiO = Ba2Ni(PO4)2 + 3 H2O + 2 NH3 + 2 CO2
Na2CO3(s) + CoNO3(aq) = NaNO3(aq) + Co2CO3(s) =>
Na2CO3(s) + 2 CoNO3(aq) = 2 NaNO3(aq) + Co2CO3(s)
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