| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + As = ZnAs
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Sb2O3 + Br2 + KOH = KSbO4 + KBr + H2O =>
Sb2O3 + 4 Br2 + 10 KOH = 2 KSbO4 + 8 KBr + 5 H2O
Cr + HBr = Br + CrH =>
Cr + HBr = Br + CrH
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
AgNO3 + H2SO4 = Ag2SO4 + HNO3 =>
2 AgNO3 + H2SO4 = Ag2SO4 + 2 HNO3
Co(NO3)2 = CoO + NO2 + O2 =>
2 Co(NO3)2 = 2 CoO + 4 NO2 + O2
FeCl3 + K3Fe(CN)6 = Fe2(CN)6 + KCl =>
FeCl3 + K3Fe(CN)6 = Fe2(CN)6 + 3 KCl
Ti(ClO3)2 + Al2(SO4)3 = Ti2(SO4)2 + Al(ClO3)3 =>
6 Ti(ClO3)2 + 2 Al2(SO4)3 = 3 Ti2(SO4)2 + 4 Al(ClO3)3
Cr2(CO3)3 + H2SO4 = Cr2(SO4)3 + H2O + CO2 =>
Cr2(CO3)3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2O + 3 CO2
Sb + H2O + KOH = K[Sb(OH)6] + H2 =>
2 Sb + 10 H2O + 2 KOH = 2 K[Sb(OH)6] + 5 H2
Na2CO3(s) + AgNO3(s) = Na2NO3 + CO3Ag =>
Na2CO3(s) + AgNO3(s) = Na2NO3 + CO3Ag
HCOOH + CaCO3 = Ca(HCOOH)2 + CO2 + H2O =>
3 HCOOH + CaCO3 = Ca(HCOOH)2 + 2 CO2 + H2O
NH4OH + H2SO4 = NH4O2 + H2O + S =>
2 NH4OH + H2SO4 = 2 NH4O2 + 2 H2O + S
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Cl2 + KBr = K + BrCl =>
Cl2 + 2 KBr = 2 K + 2 BrCl
Na2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + Na2(SO4)3 + O2 =>
2 Na2Cr2O7 + 12 H2SO4 = 2 Cr2(SO4)3 + 12 H2O + 2 Na2(SO4)3 + O2
Cr2(SO4)3 + K2S2O8 + H2O + O2 = K2Cr2O7 + H2SO4 =>
Cr2(SO4)3 + K2S2O8 + 5 H2O + O2 = K2Cr2O7 + 5 H2SO4
S + O = SO2 =>
S + 2 O = SO2
HC6H7O6(aq) + NaOH(aq) = NaC6H7O6(aq) + H2O(l) =>
HC6H7O6(aq) + NaOH(aq) = NaC6H7O6(aq) + H2O(l)
KOH + FeCl2 = KCl + Fe(OH)2 =>
2 KOH + FeCl2 = 2 KCl + Fe(OH)2
Se + H2O2 = SeO2 + H2 =>
Se + H2O2 = SeO2 + H2
SrBr2 + CuNO3 = Sr(NO3)2 + CuBr =>
SrBr2 + 2 CuNO3 = Sr(NO3)2 + 2 CuBr
C14H18O4 + N2H8CO3 = C15H20O5 + NH3 + O =>
C14H18O4 + N2H8CO3 = C15H20O5 + 2 NH3 + 2 O
CaO2 + H2O = CaH2 + O =>
CaO2 + H2O = CaH2 + 3 O
Cl2 + K(OH) = KOCl + KCl + H2O =>
Cl2 + 2 K(OH) = KOCl + KCl + H2O
CH3COOH + SOCl2 = CH3COCl + SO2 + HCl =>
CH3COOH + SOCl2 = CH3COCl + SO2 + HCl
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Ca(HCOO)2 + H2SO4 = HCOOH + CaSO4 =>
Ca(HCOO)2 + H2SO4 = 2 HCOOH + CaSO4
C2H5COOH + O2 = CO + H2O =>
C2H5COOH + 2 O2 = 3 CO + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
CH3CH2OH + HNO3 = CH3COOH + H2O + NO =>
3 CH3CH2OH + 4 HNO3 = 3 CH3COOH + 5 H2O + 4 NO
C6H12O6Ag2O = C6H12O7Ag2 =>
C6H12O6Ag2O = C6H12O7Ag2
Sn(s) + HCl(aq) = SnCl2(aq) + H2(g) =>
Sn(s) + 2 HCl(aq) = SnCl2(aq) + H2(g)
Si + Cl = SiCl4 =>
Si + 4 Cl = SiCl4
BaCO3 + HClO3 = Ba(ClO3)2 + CO2 + H2O =>
BaCO3 + 2 HClO3 = Ba(ClO3)2 + CO2 + H2O
N2H4 + KMnO4 = N2 + MnO2 + K + H2O =>
N2H4 + KMnO4 = N2 + MnO2 + K + 2 H2O
CH3CH2OH + Cr2O7{-2} + H{+} = CO2 + Cr{3+} + H2O =>
CH3CH2OH + 2 Cr2O7{-2} + 16 H{+} = 2 CO2 + 4 Cr{3+} + 11 H2O
CuSO4 = Cu + S + O2 =>
CuSO4 = Cu + S + 2 O2
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
KBiO3 + Mn(NO3)2 + HNO3 = KMnO4 + Bi(NO3)3 + KNO3 + H2O =>
5 KBiO3 + 2 Mn(NO3)2 + 14 HNO3 = 2 KMnO4 + 5 Bi(NO3)3 + 3 KNO3 + 7 H2O
Al2O3 + NaOH + H2O = Na[Al](OH)4 =>
Al2O3 + 2 NaOH + 3 H2O = 2 Na[Al](OH)4
H3PO4 = H + PO4 =>
H3PO4 = 3 H + PO4
Mg + NO2 + H2O = Mg(NO3)2 + H2 =>
Mg + 2 NO2 + 2 H2O = Mg(NO3)2 + 2 H2
C3H5(C17H35COO)3 + NaOH = NaC17H35COO + C3H5(OH)3 =>
C3H5(C17H35COO)3 + 3 NaOH = 3 NaC17H35COO + C3H5(OH)3
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Fe2O3 + Cl2 + OH{-} = FeO4{2-} + Cl{-} + H2O =>
Fe2O3 + 3 Cl2 + 10 OH{-} = 2 FeO4{2-} + 6 Cl{-} + 5 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/24
Équations équilibrées sur01/20/24
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