| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaO2 = 2 NaO + O2
SrO + SiO2 = SiSrO3 =>
SrO + SiO2 = SiSrO3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
HCl + Pb(No3)2 = PbCl2 + HNo3 =>
2 HCl + Pb(No3)2 = PbCl2 + 2 HNo3
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
C6H5C2H5 = C6H5CHCH2 + H2 =>
C6H5C2H5 = C6H5CHCH2 + H2
K + Pb{4+} = K{+} + Pb{2+} =>
2 K + Pb{4+} = 2 K{+} + Pb{2+}
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
C6H5OH + HONO2 = HOC6H4NO2 + H2O =>
C6H5OH + HONO2 = HOC6H4NO2 + H2O
H2C6H5O7 + H2O = H3O + HC6H5O7 =>
H2C6H5O7 + H2O = H3O + HC6H5O7
Na2S + Co(NO3)2 = NaNO3 + Co2S2 =>
2 Na2S + 2 Co(NO3)2 = 4 NaNO3 + Co2S2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
AgBr + AgCl + AgI = Ag3BrClI =>
AgBr + AgCl + AgI = Ag3BrClI
AgNO3 + KI = AgNO3KI =>
AgNO3 + KI = AgNO3KI
Na2(CO3) + K(NO3) = Na(NO3) + K2(CO3) =>
Na2(CO3) + 2 K(NO3) = 2 Na(NO3) + K2(CO3)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
K + H2SO4 = K2SO4 + H2 =>
2 K + H2SO4 = K2SO4 + H2
C2H5OH + NaOH = C2H5ONa + H2O =>
C2H5OH + NaOH = C2H5ONa + H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C4H10 + S2 = CS2 + H2S =>
2 C4H10 + 13 S2 = 8 CS2 + 10 H2S
C23H14 + O2 = CO2 + H2O =>
2 C23H14 + 53 O2 = 46 CO2 + 14 H2O
CaBr2 + H2O = HBr + CaO =>
CaBr2 + H2O = 2 HBr + CaO
CH3CH2COH + Ag(NH3)2OH = CH3CH2COONH4 + Ag + NH3 + H2O =>
CH3CH2COH + 2 Ag(NH3)2OH = CH3CH2COONH4 + 2 Ag + 3 NH3 + H2O
Na + C2H4 = Na2C2H4 =>
2 Na + C2H4 = Na2C2H4
C6H5CH2CH2CH3 + KMnO4 = C6H5COOK + MnO2 + KOH + H2O =>
7 C6H5CH2CH2CH3 + 22 KMnO4 = 9 C6H5COOK + 22 MnO2 + 13 KOH + 13 H2O
NH3 + Cl2 = N2H4 + NH4Cl =>
4 NH3 + Cl2 = N2H4 + 2 NH4Cl
NH4HCO3 + Ba(OH)2 = NH4OH + Ba(HCO3)2 =>
2 NH4HCO3 + Ba(OH)2 = 2 NH4OH + Ba(HCO3)2
CH3COOH + CuOH = CuCH3COO + H2O =>
CH3COOH + CuOH = CuCH3COO + H2O
K2SiO3 + HI = K2I + HSiO3 =>
K2SiO3 + HI = K2I + HSiO3
[Cr(OH)4]{-} + O2 = Cr2O7{2-} + H2O =>
4[Cr(OH)4]{-} + 3 O2 = 2 Cr2O7{2-} + 8 H2O
Hg + H2S = H2 + HgS =>
Hg + H2S = H2 + HgS
NiCl2*6H2O + FeCl3*6H2O + NaOH = NiFe2O4 + NaCl + H2O =>
NiCl2*6H2O + 2 FeCl3*6H2O + 8 NaOH = NiFe2O4 + 8 NaCl + 22 H2O
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
HCl(aq) + Cu(NO3)2(aq) = HNO3(aq) + CuCl2 =>
2 HCl(aq) + Cu(NO3)2(aq) = 2 HNO3(aq) + CuCl2
Ba(NO3)2 + Ba(OH)2 = Ba(OH)NO3 =>
Ba(NO3)2 + Ba(OH)2 = 2 Ba(OH)NO3
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
NaOH + Ca(OH)2 + Cl2 = Ca(ClO)2 + NaCl + H2O =>
2 NaOH + Ca(OH)2 + 2 Cl2 = Ca(ClO)2 + 2 NaCl + 2 H2O
Zn(s) + HCl(as) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(as) = ZnCl2(aq) + H2(g)
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
CdCl2(aq) = Cd2 + Cl =>
2 CdCl2(aq) = Cd2 + 4 Cl
HNO3 = NO + H2O + O2 =>
4 HNO3 = 4 NO + 2 H2O + 3 O2
C2O4Na2 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O + Na2SO4 =>
3 C2O4Na2 + K2Cr2O7 + 7 H2SO4 = 6 CO2 + Cr2(SO4)3 + K2SO4 + 7 H2O + 3 Na2SO4
ClO2 + HCl = Cl2 + H2O =>
2 ClO2 + 8 HCl = 5 Cl2 + 4 H2O
BeO + Al = Al2O3 + Be =>
3 BeO + 2 Al = Al2O3 + 3 Be
CaCO3 + I2 = CaCO2I + IO =>
CaCO3 + I2 = CaCO2I + IO
N2H4(l) = NH3(g) + N2(g) =>
3 N2H4(l) = 4 NH3(g) + N2(g)
K + HCl = KCl + H2 =>
2 K + 2 HCl = 2 KCl + H2
K + CaCO3 = K2CO3 + Ca =>
2 K + CaCO3 = K2CO3 + Ca
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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