Équations équilibrées la veille |
CaC2O4 = CaCO3CO
Cl2 + CoI3 = CoCl2 + I2 =>
2 Cl2 + 2 CoI3 = 2 CoCl2 + 3 I2
C8H10 + K2Cr2O7 + H2SO4 = C8H6O + K2SO4 + CrSO4 + H2O =>
4 C8H10 + 3 K2Cr2O7 + 9 H2SO4 = 4 C8H6O + 3 K2SO4 + 6 CrSO4 + 17 H2O
C6H8N2O4 + HCl = C6H9N2O2 + ClO2 =>
C6H8N2O4 + HCl = C6H9N2O2 + ClO2
ClNH4 + Ca(OH)2 = CaCl2 + H2O + NH3 =>
2 ClNH4 + Ca(OH)2 = CaCl2 + 2 H2O + 2 NH3
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl = =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Pb(NO3)2(aq) + (NH4)2CO3(aq) = PbCO3 + NO3NH4 =>
Pb(NO3)2(aq) + (NH4)2CO3(aq) = PbCO3 + 2 NO3NH4
N2C2 = NC =>
N2C2 = 2 NC
Fe2{+} + CuSO4 = FeSO4 + Cu2{+} =>
Fe2{+} + 2 CuSO4 = 2 FeSO4 + Cu2{+}
(NH4)2MoO4 + SnCl2 + HCl = MoCl3 + SnCl4 + NH4Cl + H2O =>
2(NH4)2MoO4 + 3 SnCl2 + 16 HCl = 2 MoCl3 + 3 SnCl4 + 4 NH4Cl + 8 H2O
N2 + P = NP =>
N2 + 2 P = 2 NP
Al4C3 + H2O(l) = Al(OH)3 + CH4(g) =>
Al4C3 + 12 H2O(l) = 4 Al(OH)3 + 3 CH4(g)
NaHCO3 + C7O2H6 = NaC7O2H5 + CO2 + H2O =>
NaHCO3 + C7O2H6 = NaC7O2H5 + CO2 + H2O
CH3 + CO2H + Pb(OH)2 = H2O + Pb(C2H3O2)2 =>
2 CH3 + 2 CO2H + Pb(OH)2 = 2 H2O + Pb(C2H3O2)2
Na2ONaPO3 = Na3PO4 =>
Na2ONaPO3 = Na3PO4
Hg(NO3)2 + K2CO3 = HgCO3 + KNO3 =>
Hg(NO3)2 + K2CO3 = HgCO3 + 2 KNO3
C5H8 + KMnO4 + KOH = C5H11O4 + K2MnO4 + H2O =>
C5H8 + 5 KMnO4 + 5 KOH = C5H11O4 + 5 K2MnO4 + H2O
KBr + CuCl2 = KCl + CuBr2 =>
2 KBr + CuCl2 = 2 KCl + CuBr2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KBr + CuCl2 = KCl + CuBr2 =>
2 KBr + CuCl2 = 2 KCl + CuBr2
Sr(NO3)2 + Na2SO4 = SrSO4 + (NO3)2 + Na =>
Sr(NO3)2 + Na2SO4 = SrSO4 + (NO3)2 + 2 Na
NaCl + KCl = NaK + Cl =>
NaCl + KCl = NaK + 2 Cl
N + Cl2 = N7Cl5 =>
14 N + 5 Cl2 = 2 N7Cl5
K2MnO4 + H2C2O4 = CO2 + H2O + K2C2O4 + Mn(C2O4) =>
K2MnO4 + 4 H2C2O4 = 4 CO2 + 4 H2O + K2C2O4 + Mn(C2O4)
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
Na2SO4 + HCl = Na2SO4(HCl)2 =>
Na2SO4 + 2 HCl = Na2SO4(HCl)2
AgNO3 + ZnCl = ZnNO3 + AgCl =>
AgNO3 + ZnCl = ZnNO3 + AgCl
HCl(ac) + Ca(OH)2(ac) = H2O + CaCl2 =>
2 HCl(ac) + Ca(OH)2(ac) = 2 H2O + CaCl2
CH3CH2CH2CH2Br + CH3CH2ONa = CH3CH2CH2CH2OCH2CH3 + NaBr =>
CH3CH2CH2CH2Br + CH3CH2ONa = CH3CH2CH2CH2OCH2CH3 + NaBr
Li2O + H2O = Li2H2O2 =>
Li2O + H2O = Li2H2O2
KI + H4SO4 = H2S + H2O + I2 + K2SO4 =>
6 KI + 5 H4SO4 = 2 H2S + 8 H2O + 3 I2 + 3 K2SO4
Hg(NO3)2 = HgO + NO2 + O2 =>
2 Hg(NO3)2 = 2 HgO + 4 NO2 + O2
Al + SO3 = Al2S3O9 =>
2 Al + 3 SO3 = Al2S3O9
Hg2CO3 + HNO3 = CO2 + H + H2O + Hg(NO3)2 =>
Hg2CO3 + 4 HNO3 = CO2 + 2 H + H2O + 2 Hg(NO3)2
CuO + Cl = CuOCl =>
CuO + Cl = CuOCl
Ca + O2 = Ca2O =>
4 Ca + O2 = 2 Ca2O
KI3 + H2O = KOH + I2 + H2 =>
2 KI3 + 2 H2O = 2 KOH + 3 I2 + H2
SO2 + H2SO3 = SSO3 + H2O2 =>
SO2 + H2SO3 = SSO3 + H2O2
NaOH + KCI = NaCI + KOH =>
NaOH + KCI = NaCI + KOH
SnCl4(aq) + Al(s) = AlCl4 + Sn =>
SnCl4(aq) + Al(s) = AlCl4 + Sn
NH3 + CH3COOH = COOH + NH3CH3 =>
NH3 + CH3COOH = COOH + NH3CH3
NH4(SO4) + KOH = K(SO4) + NH3 + H2O =>
NH4(SO4) + KOH = K(SO4) + NH3 + H2O
K2MnO4 + H2SO4 + FeSO4 = MnSO4 + K2SO4 + Fe2(SO4)3 + H2O =>
K2MnO4 + 4 H2SO4 + 4 FeSO4 = MnSO4 + K2SO4 + 2 Fe2(SO4)3 + 4 H2O
KMnO4 + H2O2 = KMnH2 + O4O2 =>
KMnO4 + H2O2 = KMnH2 + O4O2
KOH + CuI2 = KI + Cu(OH)2 =>
2 KOH + CuI2 = 2 KI + Cu(OH)2
H3BO3 + Pd(OH)4 = Pd3(BO3)4 + H2O =>
4 H3BO3 + 3 Pd(OH)4 = Pd3(BO3)4 + 12 H2O
Cu(NO3)2 + NH4SCN = CuSCN + NH4(NO3)2 =>
Cu(NO3)2 + NH4SCN = CuSCN + NH4(NO3)2
KSbO3 + KOH = K4Sb2O7 + H2O =>
2 KSbO3 + 2 KOH = K4Sb2O7 + H2O
AgCl + (NH4)2CO3 = Ag2CO3 + (NH4)Cl =>
2 AgCl + (NH4)2CO3 = Ag2CO3 + 2(NH4)Cl
Hg2I2 + O2 = Hg2O + I2 =>
2 Hg2I2 + O2 = 2 Hg2O + 2 I2
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