| Équations équilibrées la veille |
Ba(NO3)2 + (NH4)2C2O4 = 2 NH4NO3 + BaC2O4
C6H10O + HNO3 = C6H10O4 + N2O + H2O =>
4 C6H10O + 6 HNO3 = 4 C6H10O4 + 3 N2O + 3 H2O
Br2 + FeCl3 = Br2Cl3 + Fe =>
Br2 + FeCl3 = Br2Cl3 + Fe
CrCl3 + Na2CO3 + H2O = Cr(OH)3 + CO2 + NaCl =>
2 CrCl3 + 3 Na2CO3 + 3 H2O = 2 Cr(OH)3 + 3 CO2 + 6 NaCl
K(s) + HCl(aq) = KCl(aq) + H2(g) =>
2 K(s) + 2 HCl(aq) = 2 KCl(aq) + H2(g)
NaOCH3 + H2O = NaOH + HOCH3 =>
NaOCH3 + H2O = NaOH + HOCH3
HCOOH + NH3 = HCOONH4 =>
HCOOH + NH3 = HCOONH4
S2Cl2 + H2O = H2SO3 + HCl + S2 =>
4 S2Cl2 + 6 H2O = 2 H2SO3 + 8 HCl + 3 S2
P4 + S = PS =>
P4 + 4 S = 4 PS
CuSO4*H2O + Na2CO3 = CuCO3Cu(OH)2 + Na2SO4 + CO2 + H2O =>
2 CuSO4*H2O + 2 Na2CO3 = CuCO3Cu(OH)2 + 2 Na2SO4 + CO2 + H2O
C2H3OCl + O2 = CO2 + H2OHCl =>
C2H3OCl + 2 O2 = 2 CO2 + H2OHCl
MnO4{-} + VO{2+} + H2O = V(OH)4{+} + Mn{2+} + H{+} =>
MnO4{-} + 5 VO{2+} + 11 H2O = 5 V(OH)4{+} + Mn{2+} + 2 H{+}
BaFeO4 + HCl = FeCl3 + O2 + H2O + BaCl2 =>
4 BaFeO4 + 20 HCl = 4 FeCl3 + 3 O2 + 10 H2O + 4 BaCl2
H2SO4 + Cl2 = HClO + SO2 =>
H2SO4 + Cl2 = 2 HClO + SO2
NaCl + Ag(C2H3O2) = Na(C2H3O2) + AgCl =>
NaCl + Ag(C2H3O2) = Na(C2H3O2) + AgCl
Sr(NO3)2 = Sr(NO2)2 + O =>
Sr(NO3)2 = Sr(NO2)2 + 2 O
S2O3{2-} + ClO{-} + OH{-} = SO4{2-} + Cl{-} + H2O =>
S2O3{2-} + 4 ClO{-} + 2 OH{-} = 2 SO4{2-} + 4 Cl{-} + H2O
NiSO4 + H2O = [Ni(H2O)6]SO4 =>
NiSO4 + 6 H2O = [Ni(H2O)6]SO4
NH3 + NO3 = N2O + H2O =>
10 NH3 + 8 NO3 = 9 N2O + 15 H2O
Ag + Cu(NO3)2 = Cu + AgNO3 =>
2 Ag + Cu(NO3)2 = Cu + 2 AgNO3
Au{2+} + Ag = Au + Ag{+} =>
Au{2+} + 2 Ag = Au + 2 Ag{+}
Ni(NO3)2 + NaCl = NiCl2 + NaNO3 =>
Ni(NO3)2 + 2 NaCl = NiCl2 + 2 NaNO3
HCHO + CuSO4 + NaOH = HCOONa + Cu2O + Na2SO4 + H2O =>
HCHO + 2 CuSO4 + 5 NaOH = HCOONa + Cu2O + 2 Na2SO4 + 3 H2O
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
NH3(g) + O2(g) = NO2(g) + H2O(l) =>
4 NH3(g) + 7 O2(g) = 4 NO2(g) + 6 H2O(l)
Ag2SO4 + Cu(ClO3)2 = CuSO4 + AgClO3 =>
Ag2SO4 + Cu(ClO3)2 = CuSO4 + 2 AgClO3
NaH2O = NaOH + H =>
NaH2O = NaOH + H
CCl4 + H2 = CH4 + HCl =>
CCl4 + 4 H2 = CH4 + 4 HCl
Cl2(g) + H2O(l) = HCl(aq) + HOCl(aq) =>
Cl2(g) + H2O(l) = HCl(aq) + HOCl(aq)
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
Br + O2 = Br2O5 =>
4 Br + 5 O2 = 2 Br2O5
Al(HCO3)3 = Al2(CO3)3 + CO2 + H2O =>
2 Al(HCO3)3 = Al2(CO3)3 + 3 CO2 + 3 H2O
NO3{-} + OH{-} + Al + H2O = NH3 + Al(OH)4{-} =>
3 NO3{-} + 5 OH{-} + 8 Al + 18 H2O = 3 NH3 + 8 Al(OH)4{-}
As2 + O2 = As2O3 =>
2 As2 + 3 O2 = 2 As2O3
BaO + H2SO3 = BaSO4 + H2 =>
BaO + H2SO3 = BaSO4 + H2
Mg(NO3)2 + CH3COOH = Mg(CH3COO)2 + NO2 + O2 + H2O =>
2 Mg(NO3)2 + 4 CH3COOH = 2 Mg(CH3COO)2 + 4 NO2 + O2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
SrCO3 + CH3COOH = (CH3COO)2Sr + CO2 + H2O =>
SrCO3 + 2 CH3COOH = (CH3COO)2Sr + CO2 + H2O
HgS(s) = Hg + S =>
HgS(s) = Hg + S
NaClO + H2O = NaOH + Cl2 + O2 =>
4 NaClO + 2 H2O = 4 NaOH + 2 Cl2 + O2
PBr3(l) = P4(s) + Br2(l) =>
4 PBr3(l) = P4(s) + 6 Br2(l)
C3H8(g) + O2(g) = CO2(g) + H2O =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O
HCHO + CuSO4 + NaOH = HCOONa + Cu2O + Na2SO4 + H2O =>
HCHO + 2 CuSO4 + 5 NaOH = HCOONa + Cu2O + 2 Na2SO4 + 3 H2O
CH3COOH + Na(HCO3) = Na(CH3COO) + H2O + CO2 =>
CH3COOH + Na(HCO3) = Na(CH3COO) + H2O + CO2
CaCO3 + HCl(aq) = CaCl2 + CO2(g) + H2O(l) =>
CaCO3 + 2 HCl(aq) = CaCl2 + CO2(g) + H2O(l)
Ag + NaOH = AgOH + Na =>
Ag + NaOH = AgOH + Na
Fe + CaCl2 = Fe(Cl2)3 + Ca =>
Fe + 3 CaCl2 = Fe(Cl2)3 + 3 Ca
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Mg(IO3)2 = Mg + IO3 =>
Mg(IO3)2 = Mg + 2 IO3
KOH + Co3(PO4)2 = K3PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
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Équations équilibrées sur10/23/24
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