| Équations équilibrées la veille |
Hg2Cl2 + 2 NH4OH = Cl{-} + 2 H2O + Hg + Hg(NH2)Cl + NH4{+}
BaCl(aq) + KCO3(aq) = BaCO3(s) + KCl(aq) =>
BaCl(aq) + KCO3(aq) = BaCO3(s) + KCl(aq)
KMnO4 + K2SO3 = MnO2 + K2SO4 + K2O =>
2 KMnO4 + 3 K2SO3 = 2 MnO2 + 3 K2SO4 + K2O
CU(OH)2 + HI = CUI2 + H2O =>
CU(OH)2 + 2 HI = CUI2 + 2 H2O
CuS + HNO3 = CuSO + NO + H2O =>
3 CuS + 2 HNO3 = 3 CuSO + 2 NO + H2O
C2H5OH + K2MnO4 + H2SO4 = K2SO4 + MnSO4 + CH3COH + H2O =>
2 C2H5OH + K2MnO4 + 2 H2SO4 = K2SO4 + MnSO4 + 2 CH3COH + 4 H2O
Na2Cr2O7 + H2O + S = SO2 + NaOH + Cr2O3 =>
2 Na2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 NaOH + 2 Cr2O3
SO3 + K2O = K2SO4 =>
SO3 + K2O = K2SO4
CuZn + HCl = H2 + Zn + CuCl =>
2 CuZn + 2 HCl = H2 + 2 Zn + 2 CuCl
(NH4)3PO4 + Hg(NO3)4 = Hg3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Hg(NO3)4 = Hg3(PO4)4 + 12 NH4NO3
KMnO4 + K2SO3 = MnO2 + K2SO4 + K2O =>
2 KMnO4 + 3 K2SO3 = 2 MnO2 + 3 K2SO4 + K2O
Ca(NO3)2 + K2(SO4) = Ca(SO4) + K(NO3) =>
Ca(NO3)2 + K2(SO4) = Ca(SO4) + 2 K(NO3)
AgIO3 + HNO3 = HIO3 + AgNO3 =>
AgIO3 + HNO3 = HIO3 + AgNO3
Mn{3+} + I{-} = I2 + Mn{2+} =>
2 Mn{3+} + 2 I{-} = I2 + 2 Mn{2+}
CH3CH(Br)C2H5 + NaI = CH3CH(I)C2H5 + NaBr =>
CH3CH(Br)C2H5 + NaI = CH3CH(I)C2H5 + NaBr
KI + H2O2 = HI + O2 + KOH =>
2 KI + 2 H2O2 = 2 HI + O2 + 2 KOH
HCOOH + P = H2 + PCOO =>
HCOOH + P = H2 + PCOO
CH4O + NaCl + H2SO4 = CH3Cl + Na2SO4 + H2O =>
2 CH4O + 2 NaCl + H2SO4 = 2 CH3Cl + Na2SO4 + 2 H2O
Cu + IO3 = CuIO3 =>
Cu + IO3 = CuIO3
Mg + SO4 + NaOH = Mg(OH)2 + Na2SO4 =>
Mg + SO4 + 2 NaOH = Mg(OH)2 + Na2SO4
SO3{2-} + H2O = OH{-} + H2SO3 =>
SO3{2-} + 2 H2O = 2 OH{-} + H2SO3
H2SO4 + NO2 + H2O = H2S + HNO3 =>
H2SO4 + 8 NO2 + 4 H2O = H2S + 8 HNO3
KCr2O7 + H2S + HCl = CrCl3 + S + KCl + H2O =>
2 KCr2O7 + 7 H2S + 14 HCl = 4 CrCl3 + 7 S + 2 KCl + 14 H2O
K2Cr2O7 + HCl = Cl2 + CrCl3KCl + H2O =>
K2Cr2O7 + 14 HCl = 3 Cl2 + 2 CrCl3KCl + 7 H2O
ZnBr2 + K2CrO7 + H2SO4 = ZnSO4 + K2SO4 + Cr2(SO4)3 + Br2 + H2O =>
9 ZnBr2 + 2 K2CrO7 + 14 H2SO4 = 9 ZnSO4 + 2 K2SO4 + Cr2(SO4)3 + 9 Br2 + 14 H2O
KBrO3 + KBr + CH3COOH = CH3COOK + Br2 + H2O =>
KBrO3 + 5 KBr + 6 CH3COOH = 6 CH3COOK + 3 Br2 + 3 H2O
C6H + O2 = CO2 + H2O =>
4 C6H + 25 O2 = 24 CO2 + 2 H2O
RuO + CH = RuCO + H =>
RuO + CH = RuCO + H
HNO2 + Fe(OH)3 = FeOH(NO2)2 + H2O =>
2 HNO2 + Fe(OH)3 = FeOH(NO2)2 + 2 H2O
PO3 + Ca = Ca3PO3 =>
PO3 + 3 Ca = Ca3PO3
SF4 + NaOH = NaF + H2O + SO2 =>
SF4 + 4 NaOH = 4 NaF + 2 H2O + SO2
HBr + NaCl = BrCl + HNa =>
HBr + NaCl = BrCl + HNa
CH3(OH) + HCl = CH3Cl + H2O =>
CH3(OH) + HCl = CH3Cl + H2O
Na2Co3(aq) + CaCl2 = CaCo3(s) + NaCl(aq) =>
Na2Co3(aq) + CaCl2 = CaCo3(s) + 2 NaCl(aq)
MnO2 + NaNO3 + Na2CO3 = Na2MnO4 + CO2 + NO =>
3 MnO2 + 2 NaNO3 + 2 Na2CO3 = 3 Na2MnO4 + 2 CO2 + 2 NO
C + Fl = CFl4 =>
C + 4 Fl = CFl4
LiNO3 = Li2O + NO2 + O2 =>
4 LiNO3 = 2 Li2O + 4 NO2 + O2
CO2 + Ba(NO3)2 = NO2 + Ba(CO3)2 =>
2 CO2 + Ba(NO3)2 = 2 NO2 + Ba(CO3)2
Ca(CH3COO)2 + C2H5OH = Ca(OH)2 + C2H5 + COO =>
9 Ca(CH3COO)2 + 14 C2H5OH = 9 Ca(OH)2 + 24 C2H5 + 16 COO
H2A + NaOH = H2O + Na + HA =>
H2A + NaOH = H2O + Na + HA
HCO3{-} + NaOH = NaCO3{-} + H2O =>
HCO3{-} + NaOH = NaCO3{-} + H2O
CaCl2 = Ca + Cl2 =>
CaCl2 = Ca + Cl2
Fe{2+} + Co = Fe + Co{3+} =>
3 Fe{2+} + 2 Co = 3 Fe + 2 Co{3+}
NH4VO3 + H2SO4 + NaHSO3 = VO2 + (NH4)2SO4 + H2O + Na2SO4 =>
4 NH4VO3 + H2SO4 + 2 NaHSO3 = 4 VO2 + 2(NH4)2SO4 + 2 H2O + Na2SO4
KCl + FeI2 + NaOH = KOH + FeCl2 + NaI =>
2 KCl + FeI2 + 2 NaOH = 2 KOH + FeCl2 + 2 NaI
C2H5F + O2 = CO2 + H2O + F2 =>
4 C2H5F + 13 O2 = 8 CO2 + 10 H2O + 2 F2
Cr(HCl)3 = CrCl3 + H2 =>
2 Cr(HCl)3 = 2 CrCl3 + 3 H2
H2Cr2O7 = Cr2O7 + H =>
H2Cr2O7 = Cr2O7 + 2 H
Mg + H2(ClO)2 = Mg(ClO)2 + H =>
Mg + H2(ClO)2 = Mg(ClO)2 + 2 H
CO2 + Na2O2 = Na2CO3 + O2 =>
2 CO2 + 2 Na2O2 = 2 Na2CO3 + O2
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