| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C8H10 + Br2 = 2 C8H10Br
CH3OH + Li = CH3OLi + H2 =>
2 CH3OH + 2 Li = 2 CH3OLi + H2
C6H5CH2CHCH3NH2 + (CH3)2COHCN + HCl = C6H5CH2CHCH3NHCH2CN*HCl + C2H5OH =>
C6H5CH2CHCH3NH2 + (CH3)2COHCN + HCl = C6H5CH2CHCH3NHCH2CN*HCl + C2H5OH
Al2(SO3)3 + Ca3(PO4)2 = Al(PO4) + Ca(SO3) =>
Al2(SO3)3 + Ca3(PO4)2 = 2 Al(PO4) + 3 Ca(SO3)
C6H11OH + KMnO4 = C6H10O + MnO2 + KOH + H2O =>
3 C6H11OH + 2 KMnO4 = 3 C6H10O + 2 MnO2 + 2 KOH + 2 H2O
Na2O + HOH = NaOH =>
Na2O + HOH = 2 NaOH
BrO3{-} + I{-} = Br{-} + IO3{-} =>
BrO3{-} + I{-} = Br{-} + IO3{-}
H2 + CN = HCN =>
H2 + 2 CN = 2 HCN
CO(NH2)2 + H{+} + H2O = NH4{+} + HCO3{-} =>
CO(NH2)2 + H{+} + 2 H2O = 2 NH4{+} + HCO3{-}
Na2CO3 + HCl = CO2 + H2O + NaCl =>
Na2CO3 + 2 HCl = CO2 + H2O + 2 NaCl
FeCl3 + NaSCN = Fe(SCN)3 + NaCl =>
FeCl3 + 3 NaSCN = Fe(SCN)3 + 3 NaCl
AlCl3 + KMnO4 + H2SO4 = Al2(SO4)3 + K2SO4 + MnSO4 + Cl2 + H2O =>
10 AlCl3 + 6 KMnO4 + 24 H2SO4 = 5 Al2(SO4)3 + 3 K2SO4 + 6 MnSO4 + 15 Cl2 + 24 H2O
HNO3 + H2S = H2SO4 + NO + H2O =>
8 HNO3 + 3 H2S = 3 H2SO4 + 8 NO + 4 H2O
Pb + Mg3(PO4)2 = Mg + PbPO4 =>
2 Pb + Mg3(PO4)2 = 3 Mg + 2 PbPO4
Mg3N2(s) + H2O(g) = Mg(OH)2(s) + NH3(g) =>
Mg3N2(s) + 6 H2O(g) = 3 Mg(OH)2(s) + 2 NH3(g)
V2O5 + Ca = CaO + V =>
V2O5 + 5 Ca = 5 CaO + 2 V
PbS4 + O2 = PbO2 + SO2 =>
PbS4 + 5 O2 = PbO2 + 4 SO2
Cu(s) + S8 = CuS(s) =>
8 Cu(s) + S8 = 8 CuS(s)
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
C10H12O2 + C7H5OCl + NaOH = NaCl + H2O + C17H16O3 =>
C10H12O2 + C7H5OCl + NaOH = NaCl + H2O + C17H16O3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
KMnO4 + H2SO4 + K2SO3 = MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 K2SO3 = 2 MnSO4 + 6 K2SO4 + 3 H2O
C27H48O20 + H2O = CO2 + C2H5OH =>
3 C27H48O20 + 15 H2O = 23 CO2 + 29 C2H5OH
Sn + HNO3 + HCl = SnCl + H2O + NO =>
3 Sn + HNO3 + 3 HCl = 3 SnCl + 2 H2O + NO
HC2H3O2(aq) + Mg(OH)2(s) = Mg(C2H3O2)2(aq) + H2O(l) =>
2 HC2H3O2(aq) + Mg(OH)2(s) = Mg(C2H3O2)2(aq) + 2 H2O(l)
Ca(NO3)2(aq) + Fe2(SO4)3(aq) = Ca(SO4)(s) + Fe(NO3)3(aq) =>
3 Ca(NO3)2(aq) + Fe2(SO4)3(aq) = 3 Ca(SO4)(s) + 2 Fe(NO3)3(aq)
CuSO4 + NaHCO3 = Cu2CO3(OH)2 + CO2 + H2O + Na2SO4 =>
2 CuSO4 + 4 NaHCO3 = Cu2CO3(OH)2 + 3 CO2 + H2O + 2 Na2SO4
H3N2O + O2 = NO2 + H2O =>
4 H3N2O + 9 O2 = 8 NO2 + 6 H2O
KBr(s) = K(aq) + Br(aq) =>
KBr(s) = K(aq) + Br(aq)
KCIO3 + S = KCI + SO =>
KCIO3 + 3 S = KCI + 3 SO
MnO2 + Na = NaO + Mn =>
MnO2 + 2 Na = 2 NaO + Mn
Sn + HNO3 + HCl = SnCl + H2O + NO =>
3 Sn + HNO3 + 3 HCl = 3 SnCl + 2 H2O + NO
Mn + PbO = Pb + MnO =>
Mn + PbO = Pb + MnO
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
TiCl4 + Mg = Ti + MgCl2 =>
TiCl4 + 2 Mg = Ti + 2 MgCl2
Na3AsO3 + HCl + Na2S = As2S3 + NaCl + H2O =>
2 Na3AsO3 + 12 HCl + 3 Na2S = As2S3 + 12 NaCl + 6 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
BaCI2 + Mg3P2O8 = Ba3P2O8 + MgCI2 =>
3 BaCI2 + Mg3P2O8 = Ba3P2O8 + 3 MgCI2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Na + S + O = Na2SO3 =>
2 Na + S + 3 O = Na2SO3
BaCI2 + H2SO4 = BaSO4 + H2CI2 =>
BaCI2 + H2SO4 = BaSO4 + H2CI2
NaOH + K2CO3 = Na2CO3 + K(OH) =>
2 NaOH + K2CO3 = Na2CO3 + 2 K(OH)
KMnO4 + Na2SO3 + KOH = K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 KOH = 2 K2MnO4 + Na2SO4 + H2O
K(OH) + HClO = KClO + H2O =>
K(OH) + HClO = KClO + H2O
Mg3B2 + HCl = B2H6 + MgCl2 =>
Mg3B2 + 6 HCl = B2H6 + 3 MgCl2
TiCl4 + Na = NaCl + Ti =>
TiCl4 + 4 Na = 4 NaCl + Ti
KBr(s) = K + Br2 =>
2 KBr(s) = 2 K + Br2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C2H5COOH + NaOH = CH3COONa + CH3OH =>
C2H5COOH + NaOH = CH3COONa + CH3OH
Mn{+2} + MnO4{-} + H{+} + H2P2O7{-2} = Mn(H2P2O7)3{-3} + H2O =>
4 Mn{+2} + MnO4{-} + 8 H{+} + 15 H2P2O7{-2} = 5 Mn(H2P2O7)3{-3} + 4 H2O
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Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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