| Équations équilibrées la veille |
P2O + H2O = P2(OH)2
K2CO3 + SrBr2 = SrCO3 + KBr =>
K2CO3 + SrBr2 = SrCO3 + 2 KBr
C4H4(g) + O2 = CO2 + H2O =>
C4H4(g) + 5 O2 = 4 CO2 + 2 H2O
Al2(SO4)3 + Ba(NO3)2 = Al(NO3)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(NO3)2 = 2 Al(NO3)3 + 3 BaSO4
MrO2 + NaI + H2SO4 = Na2SO4 + MrSO4 + H2O + I2 =>
MrO2 + 2 NaI + 2 H2SO4 = Na2SO4 + MrSO4 + 2 H2O + I2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Al2(CO3)3(s) + CO2(g) + H2O(g) = Al(HCO3)3(s) =>
Al2(CO3)3(s) + 3 CO2(g) + 3 H2O(g) = 2 Al(HCO3)3(s)
MnCO2 = CO2 + Mn =>
MnCO2 = CO2 + Mn
C6H5COOH + KOH = C6H6 + H2O + K2CO3 =>
C6H5COOH + 2 KOH = C6H6 + H2O + K2CO3
HNO3 + Al2(CO3)3 = Al(NO3)3 + H2O + CO2 =>
6 HNO3 + Al2(CO3)3 = 2 Al(NO3)3 + 3 H2O + 3 CO2
Fe(CrO2)2 + NaNO3 + K2CO3 = Fe2O3 + K2CrO4 + NaNO2 + CO2 =>
2 Fe(CrO2)2 + 7 NaNO3 + 4 K2CO3 = Fe2O3 + 4 K2CrO4 + 7 NaNO2 + 4 CO2
Ca(NO3)2 + Na(OH) = Ca(OH)2 + Na(NO3) =>
Ca(NO3)2 + 2 Na(OH) = Ca(OH)2 + 2 Na(NO3)
Cl2(g) + NaBr(aq) = NaCl(aq) + Br2(g) =>
Cl2(g) + 2 NaBr(aq) = 2 NaCl(aq) + Br2(g)
AgNO2 + BaCl2 = AgCl + Ba(NO2)2 =>
2 AgNO2 + BaCl2 = 2 AgCl + Ba(NO2)2
HBr(g) = H2(g) + Br2(l) =>
2 HBr(g) = H2(g) + Br2(l)
H2SO4 + Zn(NO3)2 = H(NO3) + Zn2(SO4)2 =>
2 H2SO4 + 2 Zn(NO3)2 = 4 H(NO3) + Zn2(SO4)2
C6H5(NO2)COOH + Zn + NaOH + H2O = C6H5(NH2)COOH + Na2[Zn(OH)4] =>
C6H5(NO2)COOH + 3 Zn + 6 NaOH + 4 H2O = C6H5(NH2)COOH + 3 Na2[Zn(OH)4]
Pb(NO3) + Ba = Ba(NO3) + Pb =>
Pb(NO3) + Ba = Ba(NO3) + Pb
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HC2H2ClO2 + NaOH = NaC2H2ClO2 + H2O =>
HC2H2ClO2 + NaOH = NaC2H2ClO2 + H2O
CuSO4 + O2 = CuSO6 =>
CuSO4 + O2 = CuSO6
Sn(s) + HNO3(aq) = H2SnO3(aq) + NO2(g) + H2O(l) =>
Sn(s) + 4 HNO3(aq) = H2SnO3(aq) + 4 NO2(g) + H2O(l)
HNO3 + HCl = Cl + NO + H2O =>
HNO3 + 3 HCl = 3 Cl + NO + 2 H2O
SO3 + KOH = KO3 + SOH =>
SO3 + KOH = KO3 + SOH
NaOH + Cl2 = NaCl2 + H2O + NaClO =>
4 NaOH + 3 Cl2 = 2 NaCl2 + 2 H2O + 2 NaClO
LiOH + H2MnO4 = Li2MnO4 + H2O =>
2 LiOH + H2MnO4 = Li2MnO4 + 2 H2O
H{+} + Ti{3+} + IO3{-} = Ti{4+} + I{-} + H2O =>
6 H{+} + 6 Ti{3+} + IO3{-} = 6 Ti{4+} + I{-} + 3 H2O
Ba{2+}Cl2{-} + H2{+}SO4{-} = Ba{+}SO4{+} + H{+}Cl{-} =>
Ba{2+}Cl2{-} + H2{+}SO4{-} = Ba{+}SO4{+} + 2 H{+}Cl{-}
HNO3 + HI = I2 + NO + H2O =>
2 HNO3 + 6 HI = 3 I2 + 2 NO + 4 H2O
Mn{+2} + I{-} = Mn + I =>
Mn{+2} + 2 I{-} = Mn + 2 I
Na(BH4) + H2O = B(OH)3 + NaOH + H2 =>
Na(BH4) + 4 H2O = B(OH)3 + NaOH + 4 H2
Fe{+3} + NH2OH + H2O = Fe{+2} + N2O + H3O{+} =>
4 Fe{+3} + 2 NH2OH + 3 H2O = 4 Fe{+2} + N2O + 4 H3O{+}
C3H7OCl + NaOH = C3H6O + NaCl + H2O =>
C3H7OCl + NaOH = C3H6O + NaCl + H2O
CH2O(n) + O2(g) = CO2(g) + H2O(g) =>
CH2O(n) + O2(g) = CO2(g) + H2O(g)
NaHSO4 + BaCl2 = Ba(HSO4)2 + NaCl =>
2 NaHSO4 + BaCl2 = Ba(HSO4)2 + 2 NaCl
NaHCO3 + CHCOOH = CO2 + H2O + NaCH3COO =>
3 NaHCO3 + 4 CHCOOH = 5 CO2 + H2O + 3 NaCH3COO
CuCl + P(C6H5)3 + NaBH4 = (P(C6H5)3)2Cu(BH4) + NaCl =>
CuCl + 2 P(C6H5)3 + NaBH4 = (P(C6H5)3)2Cu(BH4) + NaCl
SbCl3 + NH3 + H2O = NH4Cl + Sb2O3 =>
2 SbCl3 + 6 NH3 + 3 H2O = 6 NH4Cl + Sb2O3
NaHSO3 + Cl2 + H2O = NaHSO4 + HCl =>
NaHSO3 + Cl2 + H2O = NaHSO4 + 2 HCl
P2O5 + Ba3(PO4)2 + H2O = BaHPO4 =>
P2O5 + 2 Ba3(PO4)2 + 3 H2O = 6 BaHPO4
Mg + FeSO4 = Mg2(SO4)2 + Fe =>
2 Mg + 2 FeSO4 = Mg2(SO4)2 + 2 Fe
HCl + Li = H + ClLi =>
HCl + Li = H + ClLi
K2HPO3 + H2O = H3PO3 + KOH =>
K2HPO3 + 2 H2O = H3PO3 + 2 KOH
Mg3 + N2 + H2O = MgO + NH3 =>
Mg3 + N2 + 3 H2O = 3 MgO + 2 NH3
C6H6 + C2H4 = C6H5C2H5 =>
C6H6 + C2H4 = C6H5C2H5
SiH2Cl2 + H2O = Si(OH)4 + HCl + H2 =>
SiH2Cl2 + 4 H2O = Si(OH)4 + 2 HCl + 2 H2
Cl + CH4 = CCl4 + HCl =>
8 Cl + CH4 = CCl4 + 4 HCl
C4H6O6 + BaCO3 = Ba(C4H6O6) + CO2 + H2O =>
6 C4H6O6 + 5 BaCO3 = 5 Ba(C4H6O6) + 9 CO2 + 3 H2O
Pt + Al{3+} = Pt{2+} + Al =>
3 Pt + 2 Al{3+} = 3 Pt{2+} + 2 Al
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Équations équilibrées sur10/15/24
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