| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 MgCO3 = MgO + CO2MgCO3
K + (H2)O = KOH + H2 =>
2 K + 2(H2)O = 2 KOH + H2
N2 + O2 = N3O7 =>
3 N2 + 7 O2 = 2 N3O7
Fe2O3 + C6H8O7 = Fe2C6H2O7 + H2O =>
Fe2O3 + C6H8O7 = Fe2C6H2O7 + 3 H2O
Zn(OH)2 + SO2 = ZnSO3 + H2O =>
Zn(OH)2 + SO2 = ZnSO3 + H2O
CH3COOH + [H] = C2H5OH + H2O =>
CH3COOH + 4[H] = C2H5OH + H2O
Ca + HNO3 = Ca(NO3)2 + NH3 + H2O =>
4 Ca + 9 HNO3 = 4 Ca(NO3)2 + NH3 + 3 H2O
CH3 + Cl2 = CCl4 + HCl =>
2 CH3 + 7 Cl2 = 2 CCl4 + 6 HCl
NaF(aq) + FeCl3(s) = Na3FeF6(aq) + NaCl(aq) =>
6 NaF(aq) + FeCl3(s) = Na3FeF6(aq) + 3 NaCl(aq)
Cu + O = CuO2 =>
Cu + 2 O = CuO2
Ni(NO3)3(aq) + KBr(aq) = NiBr + K(NO3)3 =>
Ni(NO3)3(aq) + KBr(aq) = NiBr + K(NO3)3
*2Na + Cl = *2NaCl =>
*2Na + 2 Cl = *2NaCl
Cu + O = Cu2O =>
2 Cu + O = Cu2O
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
H3AsO4 + HI = I2 + H3AsO3 + H2O =>
H3AsO4 + 2 HI = I2 + H3AsO3 + H2O
HC2H3O2 + CaCO3 = Ca(HC2H3O2)2 + CO2 + H2O =>
9 HC2H3O2 + 4 CaCO3 = 4 Ca(HC2H3O2)2 + 6 CO2 + 2 H2O
CU + O = CUO =>
CU + O = CUO
FeSe + BeO = FeO + BeSe =>
FeSe + BeO = FeO + BeSe
HCOOH + Na2SiO3 = HCOONa + H2SiO3 =>
2 HCOOH + Na2SiO3 = 2 HCOONa + H2SiO3
C2H3OCl3 + O2 = CO + H2O + Cl2 =>
4 C2H3OCl3 + 5 O2 = 8 CO + 6 H2O + 6 Cl2
L2 = L =>
L2 = 2 L
KI + HCl + O2 = I2 + KCl + H2O =>
4 KI + 4 HCl + O2 = 2 I2 + 4 KCl + 2 H2O
C10H15N + O2 = CO2 + N2 + H2O =>
4 C10H15N + 55 O2 = 40 CO2 + 2 N2 + 30 H2O
Rb + HC2H3O2 = RbC2H3O2 + H =>
Rb + HC2H3O2 = RbC2H3O2 + H
Si + F2 = Si{4+} + F{-} =>
Si + 2 F2 = Si{4+} + 4 F{-}
Zn + KOH = K2ZnO2 + H2 =>
Zn + 2 KOH = K2ZnO2 + H2
Na2CrO4 + KOH = KCrO4 + Na2OH =>
Na2CrO4 + KOH = KCrO4 + Na2OH
N2H6SO4 + I2 = N2 + H2SO4 + HI =>
N2H6SO4 + 2 I2 = N2 + H2SO4 + 4 HI
Zn + PO4 = ZnPO4 =>
Zn + PO4 = ZnPO4
AgCl + ClF = AgF + Cl =>
AgCl + ClF = AgF + 2 Cl
Mg(s) + Cu(CH3COO)2(aq) = Mg(CH3COO)2(aq) + Cu(s) =>
Mg(s) + Cu(CH3COO)2(aq) = Mg(CH3COO)2(aq) + Cu(s)
K2O + N2O5 = KO + NNO =>
4 K2O + N2O5 = 8 KO + NNO
Hg2(NO3)2 + KCN = HgCN + KNO3 =>
Hg2(NO3)2 + 2 KCN = 2 HgCN + 2 KNO3
Mg(OH)2N2O5 = Mg(NO3)2H2O =>
Mg(OH)2N2O5 = Mg(NO3)2H2O
CH3CHCH2 + KMnO4 + KOH = K2MnO4 + CH3CH(OH)CH2(OH) =>
CH3CHCH2 + 2 KMnO4 + 2 KOH = 2 K2MnO4 + CH3CH(OH)CH2(OH)
NH4Cl + SnCl4 = (NH4)2SnCl6 =>
2 NH4Cl + SnCl4 = (NH4)2SnCl6
NH4Cl + HCl = NH3Cl2 + H2 =>
NH4Cl + HCl = NH3Cl2 + H2
LiOH + FeCl3 = LiCl + Fe(OH)3 =>
3 LiOH + FeCl3 = 3 LiCl + Fe(OH)3
HI + Ca = CaI + H =>
HI + Ca = CaI + H
Mg + CuF2 = Cu + MgF2 =>
Mg + CuF2 = Cu + MgF2
Ru + Cl2 = Ru4Cl5 =>
8 Ru + 5 Cl2 = 2 Ru4Cl5
Mg + HCOOH = Mg(HCOO) + H2 =>
2 Mg + 2 HCOOH = 2 Mg(HCOO) + H2
As2S3 + HNO3 = H4As2O7 + H2SO4 + NO2 + H2O =>
As2S3 + 28 HNO3 = H4As2O7 + 3 H2SO4 + 28 NO2 + 9 H2O
Mg + CuF2 = Cu + MgF2 =>
Mg + CuF2 = Cu + MgF2
CO3{2-} + HClO4 = ClO4{-} + H2CO3 =>
CO3{2-} + 2 HClO4 = 2 ClO4{-} + H2CO3
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
Ba(NO3)2 = Ba + NO + O =>
Ba(NO3)2 = Ba + 2 NO + 4 O
Fe2Cl + NaPO4 = Fe2PO4 + NaCl =>
Fe2Cl + NaPO4 = Fe2PO4 + NaCl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/28/24
Équations équilibrées sur12/28/23
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