| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuCO3*Cu(OH)2(heat) = 2 CuO + H2O + CO2
silveroxide + zinc = zincoxide + silver =>
Ag2O + Zn = ZnO + 2 Ag
H3PO2 + NaNO2 = HNO3 + NaH2PO =>
H3PO2 + NaNO2 = HNO3 + NaH2PO
KH2PO4 + KOH = K2HPO4 + H2O =>
KH2PO4 + KOH = K2HPO4 + H2O
HCl + H2SO4 = ClS + H3O4 =>
HCl + H2SO4 = ClS + H3O4
C2H5NSCI + O2 = CO2 + H2O + NO2 + SO3 + HCI =>
2 C2H5NSCI + 11 O2 = 4 CO2 + 4 H2O + 2 NO2 + 2 SO3 + 2 HCI
C12H22O11H2O = C2H5OH + CO2 =>
C12H22O11H2O = 4 C2H5OH + 4 CO2
Ba(HCO3)2(s) = BaCO3(s) + H2O(g) + CO2(g) =>
Ba(HCO3)2(s) = BaCO3(s) + H2O(g) + CO2(g)
HClO + H2S = Cl{-} + SO2 + H2O + H{+} =>
3 HClO + H2S = 3 Cl{-} + SO2 + H2O + 3 H{+}
Ba{2+} + (CrO4){2-} = Ba2(CrO4)2 =>
2 Ba{2+} + 2(CrO4){2-} = Ba2(CrO4)2
Na(OH) + P2O5 = Na3PO4 + H2O =>
6 Na(OH) + P2O5 = 2 Na3PO4 + 3 H2O
Pb + NaOH + H2O = Na[Pb(OH)3] + H2 =>
Pb + NaOH + 2 H2O = Na[Pb(OH)3] + H2
Mg(ClO3)2 + Al2(SO4)3 = MgSO4 + Al(ClO3)3 =>
3 Mg(ClO3)2 + Al2(SO4)3 = 3 MgSO4 + 2 Al(ClO3)3
NaHSO3 + H2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + NaHSO4 =>
3 NaHSO3 + H2Cr2O7 + 3 H2SO4 = Cr2(SO4)3 + 4 H2O + 3 NaHSO4
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O =>
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O
PbO + SO2 = O2 + PbS =>
2 PbO + 2 SO2 = 3 O2 + 2 PbS
Zn(CO3) + H3(PO4) = Zn3(PO4)2 + H2O + CO2 =>
3 Zn(CO3) + 2 H3(PO4) = Zn3(PO4)2 + 3 H2O + 3 CO2
FeCl3 + K3Fe(CN)6 = Fe3[Fe(CN)6]3 + KCl =>
3 FeCl3 + 3 K3Fe(CN)6 = Fe3[Fe(CN)6]3 + 9 KCl
Ag2S + Fe2(SO4)3 = Ag2SO4 + FeSO4 + S =>
Ag2S + Fe2(SO4)3 = Ag2SO4 + 2 FeSO4 + S
Co{+2} + O2 + H{+} = Co{+3} + H2O =>
4 Co{+2} + O2 + 4 H{+} = 4 Co{+3} + 2 H2O
BaCl2(aq) + Na2SO4(aq) = NaCl(aq) + BaSO4(s) =>
BaCl2(aq) + Na2SO4(aq) = 2 NaCl(aq) + BaSO4(s)
K + HNO3 = H2O + NO2 + KNO3 =>
K + 2 HNO3 = H2O + NO2 + KNO3
KIO3 + KMn + HI = KI + Mn2 + H2O =>
KIO3 + 6 KMn + 6 HI = 7 KI + 3 Mn2 + 3 H2O
C15H31COOC16H33 + O2 = CO2 + H2O =>
C15H31COOC16H33 + 47 O2 = 32 CO2 + 32 H2O
Si + Cl = SiCl4 =>
Si + 4 Cl = SiCl4
Cl + KBr = ClKBr =>
Cl + KBr = ClKBr
SiO2(s) + OH{-}(aq) = SiO3{2-}(aq) + H2O(l) =>
SiO2(s) + 2 OH{-}(aq) = SiO3{2-}(aq) + H2O(l)
FeSO4(aq) + NaOH(aq) + H2O = Na2SO4 + Fe(OH)3 + H2 =>
2 FeSO4(aq) + 4 NaOH(aq) + 2 H2O = 2 Na2SO4 + 2 Fe(OH)3 + H2
C15H32 = C4H8 + C11H24 =>
C15H32 = C4H8 + C11H24
K2ReH9 + HNO3 = KReO4 + KNO3 + NH4NO3 + H2O =>
4 K2ReH9 + 22 HNO3 = 4 KReO4 + 4 KNO3 + 9 NH4NO3 + 11 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NO3 + H2 = NO + H2O =>
NO3 + 2 H2 = NO + 2 H2O
Ca(OH)2 + NH4Cl = CaCl2 + OHNH4 =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 OHNH4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C7H16O(g) + O2(g) = CO2(g) + H2O(g) =>
2 C7H16O(g) + 21 O2(g) = 14 CO2(g) + 16 H2O(g)
Al2(CO3)3(s) = Al2O3(s) + CO2(g) =>
Al2(CO3)3(s) = Al2O3(s) + 3 CO2(g)
FeS + HNO3 + H2O = H2S + NO + Fe2O3 =>
6 FeS + 2 HNO3 + 5 H2O = 6 H2S + 2 NO + 3 Fe2O3
ZnBr2 + I = ZnI + Br =>
ZnBr2 + I = ZnI + 2 Br
Na2CO3(s) + CH3COOH(aq) = CH3COONa(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 CH3COOH(aq) = 2 CH3COONa(aq) + CO2(g) + H2O(l)
K3PO4 + ZnBr2 = K3Br2 + ZnPO4 =>
K3PO4 + ZnBr2 = K3Br2 + ZnPO4
C6H12O6 + NO2{-} + H{+} = CO2 + N2 + H2O =>
C6H12O6 + 8 NO2{-} + 8 H{+} = 6 CO2 + 4 N2 + 10 H2O
C5H12O3 + C7H6O = C12H16O3 + H2O =>
C5H12O3 + C7H6O = C12H16O3 + H2O
NaHCO3 + CH3OOH = CH3OONa + CO2 + H2O =>
NaHCO3 + CH3OOH = CH3OONa + CO2 + H2O
(NH4)2CO3(aq) + CaCl2(aq) = NH4Cl(aq) + CaCO3(s) =>
(NH4)2CO3(aq) + CaCl2(aq) = 2 NH4Cl(aq) + CaCO3(s)
SodiumHydroxide + Iron(III)Chloride = SodiumChloride + Iron(III)Hydroxide =>
SodiumHydroxide + Iron(III)Chloride = SodiumChloride + Iron(III)Hydroxide
C174H264O2 + O2 = CO + H2O =>
C174H264O2 + 152 O2 = 174 CO + 132 H2O
C + Al = Al4C2 =>
2 C + 4 Al = Al4C2
Ba + CuSO4 = Cu + BaSO4 =>
Ba + CuSO4 = Cu + BaSO4
Ca(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
HN + KOH = KN + H2O =>
HN + KOH = KN + H2O
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