Équations équilibrées la veille |
2 NaHC(O3) = (Na2)C(O3) + (H2)O + C(O2)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
MgCO3 + C4H6O5 = MgC4H4O5 + H2O + CO2 =>
MgCO3 + C4H6O5 = MgC4H4O5 + H2O + CO2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
AgCl + Na2S = Ag2S + NaCl =>
2 AgCl + Na2S = Ag2S + 2 NaCl
H2SO4(aq) + NaOH(aq) = Na2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l)
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Ca + H2O = H2(g) + Ca(OH)2(aq) =>
Ca + 2 H2O = H2(g) + Ca(OH)2(aq)
Na2CO3 + Zn(NO3)2 = ZnCO3 + NaNO3 =>
Na2CO3 + Zn(NO3)2 = ZnCO3 + 2 NaNO3
CrO3 + CH3CH2CH2OH = CH3CH2COH + Cr + H2O =>
CrO3 + 3 CH3CH2CH2OH = 3 CH3CH2COH + Cr + 3 H2O
C3H6O + K2CO3 = C7H5KO2 + H2 + H2O =>
13 C3H6O + 3 K2CO3 = 6 C7H5KO2 + 14 H2 + 10 H2O
RuOH + HNO3 = RuNO3 + H2O =>
RuOH + HNO3 = RuNO3 + H2O
SnF2 + AgNO2 = AgNF2 + SnO2 =>
SnF2 + AgNO2 = AgNF2 + SnO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
CH4(g) = C2H2 + H2 =>
2 CH4(g) = C2H2 + 3 H2
H2SO3 + H2O + I2 = H2SO4 + HI =>
H2SO3 + H2O + I2 = H2SO4 + 2 HI
Br2 + I2 + Ba(OH)2 = Ba(IO)2 + BaBr + H2O =>
Br2 + 2 I2 + 4 Ba(OH)2 = 2 Ba(IO)2 + 2 BaBr + 4 H2O
H2CO3 + Ca(OH)2 = CO3 + Ca + H2O =>
H2CO3 + Ca(OH)2 = CO3 + Ca + 2 H2O
Cr + HCl = CrCl2 + H2 =>
Cr + 2 HCl = CrCl2 + H2
Mg2Si + K2Cr2O7 + H2SO4 = MgSO4 + K2SO4 + Cr2(SO4)3 + H4SiO4 + H2O =>
3 Mg2Si + 4 K2Cr2O7 + 22 H2SO4 = 6 MgSO4 + 4 K2SO4 + 4 Cr2(SO4)3 + 3 H4SiO4 + 16 H2O
NaOH + N2H8Cl2 = NaCl + NH3 + H2O =>
2 NaOH + N2H8Cl2 = 2 NaCl + 2 NH3 + 2 H2O
Ca + Fe = Ca2Fe =>
2 Ca + Fe = Ca2Fe
C2H4 + KMnO4 + H2O = KOH + CH2OHCH2OH + MnO2 =>
3 C2H4 + 2 KMnO4 + 4 H2O = 2 KOH + 3 CH2OHCH2OH + 2 MnO2
NH4OH + H2SO4 = NSO4 + H2H4OH =>
NH4OH + H2SO4 = NSO4 + H2H4OH
BaCO3 + KI = BaI2 + K2CO3 =>
BaCO3 + 2 KI = BaI2 + K2CO3
CU + HNO3 = CU(NO3)2 + N2 + H2O =>
5 CU + 12 HNO3 = 5 CU(NO3)2 + N2 + 6 H2O
SIO2 + O2 = SIO3 =>
2 SIO2 + O2 = 2 SIO3
Pb(NO3)2 + sodiumsulfate = Pb(SO4) + sodiumnitrate =>
Pb(NO3)2 + Na2SO4 = Pb(SO4) + 2 NaNO3
K2CO2(aq) + CaCl2(aq) = K2Cl2(aq) + CaCO2(aq) =>
K2CO2(aq) + CaCl2(aq) = K2Cl2(aq) + CaCO2(aq)
N2O6Pb + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 N2O6Pb + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
C11H2 + O = CO2 + H2O =>
C11H2 + 23 O = 11 CO2 + H2O
NH12 + H2O = NH13OH =>
NH12 + H2O = NH13OH
CBr4 + O2 = CO2 + BrO2 =>
CBr4 + 5 O2 = CO2 + 4 BrO2
H3PO4 + Sr = H2 + Sr(PO4)2 =>
2 H3PO4 + Sr = 3 H2 + Sr(PO4)2
Ba + NaOH = Na + Ba(OH) =>
Ba + NaOH = Na + Ba(OH)
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Na2SO4 + BaCl2 = BaSO4 + Na + Cl2 =>
Na2SO4 + BaCl2 = BaSO4 + 2 Na + Cl2
H2SO4 + NaBr = Na2SO4 + H2 + Br2 =>
H2SO4 + 2 NaBr = Na2SO4 + H2 + Br2
AgCl + H{+} = Ag{+} + HCl =>
AgCl + H{+} = Ag{+} + HCl
Cl + Ag(NO3)2 = AgCl + Cl(NO3)2 =>
2 Cl + Ag(NO3)2 = AgCl + Cl(NO3)2
NaHCO3 + CH3COOH = NaC3H3O2 + H2O + CO2 =>
2 NaHCO3 + 3 CH3COOH = 2 NaC3H3O2 + 4 H2O + 2 CO2
CH4 + H2O = H2 + CO =>
CH4 + H2O = 3 H2 + CO
Cu2OCl2 + HCl = CuCl2 + H2O =>
Cu2OCl2 + 2 HCl = 2 CuCl2 + H2O
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
Fe(NO3)2 + Fe + H2SO4 = Fe2(SO4)3 + NO + H2O =>
3 Fe(NO3)2 + 5 Fe + 12 H2SO4 = 4 Fe2(SO4)3 + 6 NO + 12 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
SnCl2 + H6TeO6 + HCl = Te + H2(SnCl6) + H2O =>
3 SnCl2 + H6TeO6 + 12 HCl = Te + 3 H2(SnCl6) + 6 H2O
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