| Équations équilibrées la veille |
CO + 22 H2 = H2O + CH42
M + M4A5S2 = M2S + MA =>
5 M + M4A5S2 = 2 M2S + 5 MA
CaCl2 + Na2(CO3) = CaCO3 + NaCl =>
CaCl2 + Na2(CO3) = CaCO3 + 2 NaCl
KCH3COO + HCl = KCH4COO + Cl =>
KCH3COO + HCl = KCH4COO + Cl
Hg(ClO)2 + Ba = Ba(ClO)2 + Hg =>
Hg(ClO)2 + Ba = Ba(ClO)2 + Hg
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
NaI + HgCl2 = NaCl(aq) + HgI2(s) =>
2 NaI + HgCl2 = 2 NaCl(aq) + HgI2(s)
NaCl + HSO4 = Na(SO4) + HCl =>
NaCl + HSO4 = Na(SO4) + HCl
CaCO3 + CO = CaC2 + O2 =>
CaCO3 + CO = CaC2 + 2 O2
C7H16 + O2 = C7O14 + H2O =>
C7H16 + 11 O2 = C7O14 + 8 H2O
Si + O = Si2O4 =>
2 Si + 4 O = Si2O4
Fe(NO3)3(aq) + K2CO3(aq) = KNO3(aq) + Fe2(CO3)3(aq) =>
2 Fe(NO3)3(aq) + 3 K2CO3(aq) = 6 KNO3(aq) + Fe2(CO3)3(aq)
HC2H3O2 + Ca + (OH)2 = Ca(C2H3O2)2 + H2O =>
2 HC2H3O2 + Ca + (OH)2 = Ca(C2H3O2)2 + 2 H2O
Zn + OH{-} + H2O = Zn(OH)4{2-} + H2 =>
Zn + 2 OH{-} + 2 H2O = Zn(OH)4{2-} + H2
C3H7Cl + NH3 = C3H7H3 + NCl =>
C3H7Cl + NH3 = C3H7H3 + NCl
H2O + Cl2 = HClO + HCl =>
H2O + Cl2 = HClO + HCl
Zn + Na2SO3 + HCl = ZnCl2 + H2S + NaCl + H2O =>
3 Zn + Na2SO3 + 8 HCl = 3 ZnCl2 + H2S + 2 NaCl + 3 H2O
BeCl2 + H2O = BeO + HCl =>
BeCl2 + H2O = BeO + 2 HCl
CH3COOH + HCOOH = HCOO{-} + CH3CO2H2{+} =>
CH3COOH + HCOOH = HCOO{-} + CH3CO2H2{+}
Ni2[Fe(CN)6] + NH4OH = [Ni(NH3)4]2[Fe(CN)6] + H2O =>
Ni2[Fe(CN)6] + 8 NH4OH = [Ni(NH3)4]2[Fe(CN)6] + 8 H2O
H2SO4 + KOH = K2SO4 + O2 + H2 =>
H2SO4 + 2 KOH = K2SO4 + O2 + 2 H2
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
HCI1 + NaOH = NaCI + H2O =>
HCI1 + NaOH = NaCI + H2O
C4H13O + K2Cr2O7 + H2SO4 = C4H9O2 + KCrS + H2O =>
13 C4H13O + 3 K2Cr2O7 + 6 H2SO4 = 13 C4H9O2 + 6 KCrS + 32 H2O
LiCl + MgO = LiO + ClMg =>
LiCl + MgO = LiO + ClMg
C3H5N + O2 = CO2 + H2O + NH3 =>
2 C3H5N + 7 O2 = 6 CO2 + 2 H2O + 2 NH3
Ca(NO3)2 + NaF = Ca + F2 + Na(NO3)2 =>
2 Ca(NO3)2 + 2 NaF = 2 Ca + F2 + 2 Na(NO3)2
Te + H2O = Te2O + H2 =>
2 Te + H2O = Te2O + H2
K2Cr2O7 = K + (Cr2O7)2 =>
2 K2Cr2O7 = 4 K + (Cr2O7)2
PbSO4 + NH4 = PbH4 + NSO4 =>
PbSO4 + NH4 = PbH4 + NSO4
C2H3ClO2 + S2Cl2 + Cl = C2H2Cl2O + HCl + SO2 =>
4 C2H3ClO2 + S2Cl2 + 6 Cl = 4 C2H2Cl2O + 4 HCl + 2 SO2
CH2OHCH2CH2OH + KMnO4 + H2SO4 = COOHCHCOOH + MnSO4 + K2SO4 + H2O =>
10 CH2OHCH2CH2OH + 18 KMnO4 + 27 H2SO4 = 10 COOHCHCOOH + 18 MnSO4 + 9 K2SO4 + 52 H2O
H2SO4 + KHC4H4O6 = H2C4H4O6 + K2SO4 =>
H2SO4 + 2 KHC4H4O6 = 2 H2C4H4O6 + K2SO4
CuCl2 + K4Fe(CN)6 = Cu2Fe(CN)6 + KCl =>
2 CuCl2 + K4Fe(CN)6 = Cu2Fe(CN)6 + 4 KCl
C10H12 + Cl2 = C + HCl =>
C10H12 + 6 Cl2 = 10 C + 12 HCl
NH4NO3 = N2 + HNO3 + H2 =>
2 NH4NO3 = N2 + 2 HNO3 + 3 H2
C6H10O4 + O2 = CO2 + H2O =>
2 C6H10O4 + 13 O2 = 12 CO2 + 10 H2O
C9H9OH + O2 = CO2 + H2O =>
C9H9OH + 11 O2 = 9 CO2 + 5 H2O
KClO3 + MnCl2 + KOH = KCl + KMnO4 + H2O =>
5 KClO3 + 6 MnCl2 + 18 KOH = 17 KCl + 6 KMnO4 + 9 H2O
CaO(s) + H2O(e) = Ca(OH)2(s) =>
CaO(s) + H2O(e) = Ca(OH)2(s)
Na2U2O7 + (NH4)2SO4 = Na2SO4 + (NH4)2U2O7 =>
Na2U2O7 + (NH4)2SO4 = Na2SO4 + (NH4)2U2O7
MnO4{-} + I{-} + H3O{+} = Mn{2+} + H2O + I2 =>
2 MnO4{-} + 10 I{-} + 16 H3O{+} = 2 Mn{2+} + 24 H2O + 5 I2
Pb + Zn(C2H3O2)2 = Zn + Pb(C2H3O2)2 =>
Pb + Zn(C2H3O2)2 = Zn + Pb(C2H3O2)2
HNO3 + PB = N2 + PBNO32 + H2O =>
128 HNO3 + 10 PB = 59 N2 + 10 PBNO32 + 64 H2O
FeI3(aq) + Sr(OH)2(aq) = Fe(OH)3 + SrI2 =>
2 FeI3(aq) + 3 Sr(OH)2(aq) = 2 Fe(OH)3 + 3 SrI2
CH2(OH)CH2OH + O2 = H2O + CO2 =>
2 CH2(OH)CH2OH + 5 O2 = 6 H2O + 4 CO2
K + Na2O = KNa2O =>
K + Na2O = KNa2O
PbO + K2Cr2O7 + H2SO4 = Pb3O4 + K2SO4 + Cr2(SO4)3 + H2O =>
9 PbO + K2Cr2O7 + 4 H2SO4 = 3 Pb3O4 + K2SO4 + Cr2(SO4)3 + 4 H2O
Na2S*9H2O + HCl = H2S + NaCl + H2O =>
Na2S*9H2O + 2 HCl = H2S + 2 NaCl + 9 H2O
O2 + C2H4 = CO2 + H2O =>
3 O2 + C2H4 = 2 CO2 + 2 H2O
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