Équations équilibrées la veille |
Co(OH)2 + 2 NaOH = Na2(Co(OH)4)
NiBr2 + NH3 = NH3[NiBr2] =>
NiBr2 + NH3 = NH3[NiBr2]
H2SO4 + NaOH + H2O = Na2SO4*10H2O =>
H2SO4 + 2 NaOH + 8 H2O = Na2SO4*10H2O
Co(OH)2 + NaOH = Na2CoO2 + H2O =>
Co(OH)2 + 2 NaOH = Na2CoO2 + 2 H2O
H + CN = HCN =>
H + CN = HCN
Ca(OH)2(s) + HCl(ac) = CaCl2(ac) + H2O(l) =>
Ca(OH)2(s) + 2 HCl(ac) = CaCl2(ac) + 2 H2O(l)
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
K2S + BaCl2 = K2Ba + SCl2 =>
K2S + BaCl2 = K2Ba + SCl2
K2MnO4 + H2SO4 = K2SO4 + KMnO4 + MnO2 + H2O =>
3 K2MnO4 + 2 H2SO4 = 2 K2SO4 + 2 KMnO4 + MnO2 + 2 H2O
Sn0 = Sn4 =>
4 Sn0 = Sn4
C6H5Br + NaOH = C6H6 + NaBr + O2 =>
2 C6H5Br + 2 NaOH = 2 C6H6 + 2 NaBr + O2
Fe7S8 + O2 + H2O = Fe2O3 + H2SO4 =>
4 Fe7S8 + 69 O2 + 32 H2O = 14 Fe2O3 + 32 H2SO4
FeCl2 + HNO3 = Fe(NO3)3 + NO2 + HCl + H2O =>
FeCl2 + 4 HNO3 = Fe(NO3)3 + NO2 + 2 HCl + H2O
Ba(CH3COO)2 + H2O = Ba(OH)2 + CH3COOH =>
Ba(CH3COO)2 + 2 H2O = Ba(OH)2 + 2 CH3COOH
(NH4)2[Co(CNS)4] + H2O = [Co(H2O)4](CNS)2 + NH4CNS =>
(NH4)2[Co(CNS)4] + 4 H2O = [Co(H2O)4](CNS)2 + 2 NH4CNS
CuCl2(aq) + H2O(l) = CuO(s) + HCl(aq) =>
CuCl2(aq) + H2O(l) = CuO(s) + 2 HCl(aq)
Cu2S + O2 = Cu + SO2 =>
Cu2S + O2 = 2 Cu + SO2
CH2CHCH2OH + O2 = CO2 + H2O =>
CH2CHCH2OH + 4 O2 = 3 CO2 + 3 H2O
(NH4)2S + AgBr = Ag2S + (NH4)Br =>
(NH4)2S + 2 AgBr = Ag2S + 2(NH4)Br
C6H5Br + NaOH = C6H5ONa + HBr =>
C6H5Br + NaOH = C6H5ONa + HBr
Na2CrO4 + NH4Cl = NaCl + (NH4)2CrO4 =>
Na2CrO4 + 2 NH4Cl = 2 NaCl + (NH4)2CrO4
C6H5Br + NaOH = C6H5ONa + NaBr + H2O =>
C6H5Br + 2 NaOH = C6H5ONa + NaBr + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
Dy + Sb + Te = DySb30Te =>
Dy + 30 Sb + Te = DySb30Te
FeCl3 + KI = KCl + FeCl2 + I2 =>
2 FeCl3 + 2 KI = 2 KCl + 2 FeCl2 + I2
H + CN = HCN =>
H + CN = HCN
CuSO4 + K4[Fe(CN)6] = Cu4[Fe(CN)6]2 + K2SO4 =>
4 CuSO4 + 2 K4[Fe(CN)6] = Cu4[Fe(CN)6]2 + 4 K2SO4
Hg(O2)2 = Hg + O =>
Hg(O2)2 = Hg + 4 O
SO3 + Ba(OH)2 = BaSO4 + H2O =>
SO3 + Ba(OH)2 = BaSO4 + H2O
CH3COOH + C5H10O = C7H12O2 + H2O =>
CH3COOH + C5H10O = C7H12O2 + H2O
C2H5OH + O2 = C3COOH + H2O =>
8 C2H5OH + 11 O2 = 4 C3COOH + 22 H2O
Zn + I2 + H2O = HI + ZnO =>
Zn + I2 + H2O = 2 HI + ZnO
FeCl3 + H2O + SO2 = FeCl2 + HCl + H2SO4 =>
2 FeCl3 + 2 H2O + SO2 = 2 FeCl2 + 2 HCl + H2SO4
Cl + NaF = NaCl + F2 =>
2 Cl + 2 NaF = 2 NaCl + F2
K2[RuCl6] + Na2SO3 + KOH = K3[RuCl6] + Na2SO4 + H2O =>
2 K2[RuCl6] + Na2SO3 + 2 KOH = 2 K3[RuCl6] + Na2SO4 + H2O
Li + Au2SO4 = Li2SO4 + Au =>
2 Li + Au2SO4 = Li2SO4 + 2 Au
Cl + NaF = FCl + Na =>
Cl + NaF = FCl + Na
CaOH + H2SO4 = H2OH + CaSO4 =>
CaOH + H2SO4 = H2OH + CaSO4
NaClO2 + Br2 + NaOH = NaClO4 + NaBr + H2O =>
NaClO2 + 2 Br2 + 4 NaOH = NaClO4 + 4 NaBr + 2 H2O
AgNO3 + BaBr2 = AgBr + Ba(NO3)2 =>
2 AgNO3 + BaBr2 = 2 AgBr + Ba(NO3)2
AgNO3 + H2SO4 + Hg = Hg2SO4 + HNO3 + Ag =>
2 AgNO3 + H2SO4 + 2 Hg = Hg2SO4 + 2 HNO3 + 2 Ag
C2H5OH + O2 = C3COOH + H2O =>
8 C2H5OH + 11 O2 = 4 C3COOH + 22 H2O
Cl + NaF = ClF + Na =>
Cl + NaF = ClF + Na
Na2S + Na2SO3 + HCl = NaCl + S + H2O =>
2 Na2S + Na2SO3 + 6 HCl = 6 NaCl + 3 S + 3 H2O
Li2CO3(aq) = Li2O + CO2 =>
Li2CO3(aq) = Li2O + CO2
Na2Cr2O7 + H2SO4 + H2O2 = CrO5 + H2O + Na2SO4 =>
Na2Cr2O7 + H2SO4 + 4 H2O2 = 2 CrO5 + 5 H2O + Na2SO4
C1H417 + O2 = CO2 + H2O =>
4 C1H417 + 421 O2 = 4 CO2 + 834 H2O
Sn0 = Sn4 =>
4 Sn0 = Sn4
Mg + H2SO4 = H2O + MgSO4SO2 =>
Mg + 2 H2SO4 = 2 H2O + MgSO4SO2
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