Équations équilibrées la veille |
K2SiO3 + 2 HNO2 = 2 KNO2 + H2SiO3
H2 + Na2O = NaOH + Na =>
H2 + 2 Na2O = 2 NaOH + 2 Na
NH4OH(aq) + BaCl2(aq) = NH4Cl(aq) + Ba(OH)2(s) =>
2 NH4OH(aq) + BaCl2(aq) = 2 NH4Cl(aq) + Ba(OH)2(s)
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = KFe(C2O4)4*5H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 7 H2C2O4 + K2C2O4 + 5 H2O2 = 2 KFe(C2O4)4*5H2O + 2(NH4)2SO4 + 2 H2SO4 + 12 H2O
NO3 + CuSO4 = NO3SO4 + NO3Cu =>
2 NO3 + CuSO4 = NO3SO4 + NO3Cu
Li + CH3COOH = LiCH2COOH + H2 =>
2 Li + 2 CH3COOH = 2 LiCH2COOH + H2
HgI + O2 = HgO + I2 =>
2 HgI + O2 = 2 HgO + I2
Ta(ClO4)4 = TaCl4 + O2 =>
Ta(ClO4)4 = TaCl4 + 8 O2
NH4ClO4 + Al = N + H2O + HCl + Al2O3 =>
6 NH4ClO4 + 10 Al = 6 N + 9 H2O + 6 HCl + 5 Al2O3
CoI2 = Co2 + I =>
2 CoI2 = Co2 + 4 I
HCl + Ba(OH)2 = H3O2 + BaCl =>
HCl + Ba(OH)2 = H3O2 + BaCl
H2CO + O = CO2 + H2O =>
H2CO + 2 O = CO2 + H2O
CuCl2 + K4Fe(CN)6 = CuFe(CN)6 + K2Cl =>
CuCl2 + K4Fe(CN)6 = CuFe(CN)6 + 2 K2Cl
NH3 + H2O = ammoniumhydroxide =>
NH3 + H2O = NH4OH
CuCl2(aq) + Na2S(aq) = CuS + NaCl(aq) =>
CuCl2(aq) + Na2S(aq) = CuS + 2 NaCl(aq)
CH3I + O2 = H2O + CO2 + HI =>
2 CH3I + 3 O2 = 2 H2O + 2 CO2 + 2 HI
CaCO3 = Ca0 + CO3 =>
CaCO3 = Ca0 + CO3
Al + HNO3 = Al(NO3)3 + N5O4 + H2O =>
17 Al + 66 HNO3 = 17 Al(NO3)3 + 3 N5O4 + 33 H2O
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O =>
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O
Pb(NO3)2 + sodiumchloride = PbCl2 + sodiumnitrate =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C4H10(s) + O2(g) = CO2(g) + H2O(g) =>
2 C4H10(s) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
AsO2 + H2O = H2AsO3 =>
AsO2 + H2O = H2AsO3
H2SO4 + Au = HAu + SO4 =>
H2SO4 + 2 Au = 2 HAu + SO4
NaCl + H2SO4 = NaHSO4 + HCl =>
NaCl + H2SO4 = NaHSO4 + HCl
Aluminum(Sulfate) + Magnesium(Bromide) = Aluminum(Bromide) + Magnesium(Sulfate) =>
Aluminum(Sulfate) + Magnesium(Bromide) = Aluminum(Bromide) + Magnesium(Sulfate)
(NH4)2SO4(aq) + Ba(C2H3O2)2(aq) = BaSO4(aq) + NH4C2H3O2(s) =>
(NH4)2SO4(aq) + Ba(C2H3O2)2(aq) = BaSO4(aq) + 2 NH4C2H3O2(s)
HCl(aq) + Zn(s) = ZnCl(s) + H2(g) =>
2 HCl(aq) + 2 Zn(s) = 2 ZnCl(s) + H2(g)
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + Na(NO3)(aq) =>
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + 2 Na(NO3)(aq)
Ca + ZnBr2 = CaBr2 + Zn =>
Ca + ZnBr2 = CaBr2 + Zn
Fe + NaOH = Fe(NaOH)3 =>
Fe + 3 NaOH = Fe(NaOH)3
NaCrO4 + HCl = CrCl3 + NaCl + Cl2 + H2O =>
NaCrO4 + 8 HCl = CrCl3 + NaCl + 2 Cl2 + 4 H2O
H2SO3 + K = KSO3 + H2 =>
H2SO3 + K = KSO3 + H2
HI + ZnO = Zn(I)2 + H2O =>
2 HI + ZnO = Zn(I)2 + H2O
Ba(NO3)2 + CrO4 = BaO4 + Cr(NO3)2 =>
Ba(NO3)2 + CrO4 = BaO4 + Cr(NO3)2
MnSO4 + HNO3 + NaBiO3 = Bi(NO3)3 + H2O + HMnO4 + Na2SO4 + NaNO3 =>
2 MnSO4 + 16 HNO3 + 5 NaBiO3 = 5 Bi(NO3)3 + 7 H2O + 2 HMnO4 + 2 Na2SO4 + NaNO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HNO3(conc) + I2(s) = NO2(g) + HIO3 + H2O =>
10 HNO3(conc) + I2(s) = 10 NO2(g) + 2 HIO3 + 4 H2O
B2S3(s) + H2O(l) = H3BO3(aq) + H2S(g) =>
B2S3(s) + 6 H2O(l) = 2 H3BO3(aq) + 3 H2S(g)
CuO(s) + CO2(g) = CuCO3 =>
CuO(s) + CO2(g) = CuCO3
Cu(OH)2 + C = Cu + CO2 + H2O =>
2 Cu(OH)2 + C = 2 Cu + CO2 + 2 H2O
COOH + NaOH = Na + COO + H2O =>
COOH + NaOH = Na + COO + H2O
CaCO3 = Ca0 + CO3 =>
CaCO3 = Ca0 + CO3
K3(PO4) + Al(NO3)3 = KNO3 + Al(PO4) =>
K3(PO4) + Al(NO3)3 = 3 KNO3 + Al(PO4)
HNO3 + Na2SiO3 = H2SiO3 + NaNO3 =>
2 HNO3 + Na2SiO3 = H2SiO3 + 2 NaNO3
Ba(NO3)2(aq) + HCl(aq) = BaCl2 + HNO3 =>
Ba(NO3)2(aq) + 2 HCl(aq) = BaCl2 + 2 HNO3
Fe(OH)2 + H2SO4 = (FeSO4)2 + H2O =>
2 Fe(OH)2 + 2 H2SO4 = (FeSO4)2 + 4 H2O
MnO2 + KOH + O2 = K2MnO4 + H2O =>
2 MnO2 + 4 KOH + O2 = 2 K2MnO4 + 2 H2O
H3S + O2 = H2O + S =>
4 H3S + 3 O2 = 6 H2O + 4 S
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