| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(SO4) + Zn(NO3)2 = ZnSO4 + Pb(NO3)2
Al2(SO4)3 + BaCl2 = Al(Cl)3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 Al(Cl)3 + 3 BaSO4
Co(s) + Cl2(g) = CoCl3 =>
2 Co(s) + 3 Cl2(g) = 2 CoCl3
Na2CO3(aq) + Mg(NO3)2(aq) = MgCO3 + NaNO3 =>
Na2CO3(aq) + Mg(NO3)2(aq) = MgCO3 + 2 NaNO3
H2O = H3OOH =>
2 H2O = H3OOH
CaCO3 + Mg3Si4O10(OH)2 = Ca2Mg5Si8O22(OH)2 + Mg2SiO4 + CO2 + H2O =>
10 CaCO3 + 11 Mg3Si4O10(OH)2 = 5 Ca2Mg5Si8O22(OH)2 + 4 Mg2SiO4 + 10 CO2 + 6 H2O
Br + NaI = I + NaBr =>
Br + NaI = I + NaBr
FeO(s) + O2 = FeO3 =>
FeO(s) + O2 = FeO3
KOH + H2CO3 = K2CO3 + H2O =>
2 KOH + H2CO3 = K2CO3 + 2 H2O
I{-} + Br2 = Br{-} + I2 =>
2 I{-} + Br2 = 2 Br{-} + I2
FeO(s) + O2 = FeO3 =>
FeO(s) + O2 = FeO3
SO + HOH = S(OH)2 =>
SO + HOH = S(OH)2
Br2 + Li3P = LiBr + P4 =>
6 Br2 + 4 Li3P = 12 LiBr + P4
(NH4)2SO4(aq) + HCl(aq) = NH4Cl(aq) + H2SO4 =>
(NH4)2SO4(aq) + 2 HCl(aq) = 2 NH4Cl(aq) + H2SO4
Pb(SO4) + Zn(NO3)2 = ZnSO4 + Pb(NO3)2 =>
Pb(SO4) + Zn(NO3)2 = ZnSO4 + Pb(NO3)2
Na2CO3(aq) + Mg(NO3)2(aq) = MgCO3 + NaNO3 =>
Na2CO3(aq) + Mg(NO3)2(aq) = MgCO3 + 2 NaNO3
Na(s) + PbF4(aq) = Pb5(s) + NaF(aq) =>
20 Na(s) + 5 PbF4(aq) = Pb5(s) + 20 NaF(aq)
NaHCO3 + AlBr3 = NaBr + Al2(CO3)3 + HBr =>
3 NaHCO3 + 2 AlBr3 = 3 NaBr + Al2(CO3)3 + 3 HBr
Be + Br2 = BeBr3 =>
2 Be + 3 Br2 = 2 BeBr3
Zn + KNO2 + NaOH + H2O = Na2[Zn(OH)4] + NH3 + KOH =>
3 Zn + KNO2 + 6 NaOH + 5 H2O = 3 Na2[Zn(OH)4] + NH3 + KOH
Cu2[HgI4] + NH4OH = HgO + NH4I + CuOH + H2O =>
Cu2[HgI4] + 4 NH4OH = HgO + 4 NH4I + 2 CuOH + H2O
Zn + HNO3 = Zn(NO3)2 + H2O + NH2(NO3) =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 3 H2O + NH2(NO3)
MnCl2*4H2O = Mn + Cl + H2O =>
MnCl2*4H2O = Mn + 2 Cl + 4 H2O
H2SO4 + Rb2S = Rb2SO + H2S =>
H2SO4 + 4 Rb2S = 4 Rb2SO + H2S
BaBr2 + HNO3 = BaNO3 + HBr2 =>
BaBr2 + HNO3 = BaNO3 + HBr2
Cd + HCl = Cd(Cl)2 + H2 =>
Cd + 2 HCl = Cd(Cl)2 + H2
Fe(OH)2 + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe(OH)2 + 4 HNO3 = Fe(NO3)3 + NO2 + 3 H2O
NH4NO3 + Ba(OH)2 = H2O(l) + NH3 + Ba(NO3)2 =>
2 NH4NO3 + Ba(OH)2 = 2 H2O(l) + 2 NH3 + Ba(NO3)2
H3SbO4 + HCl = SbCl3 + Cl2 + H2O =>
H3SbO4 + 5 HCl = SbCl3 + Cl2 + 4 H2O
Rb + Cl = RbCl =>
Rb + Cl = RbCl
KOH + Se + N2H4 = K2Se + N2 + H2O =>
4 KOH + 2 Se + N2H4 = 2 K2Se + N2 + 4 H2O
H2 + V2O5 = V203 + H2O =>
1015 H2 + 203 V2O5 = 2 V203 + 1015 H2O
NaHCO3 + H2O = Na2CO3*7H2O + CO2 =>
2 NaHCO3 + 6 H2O = Na2CO3*7H2O + CO2
SC4H8Cl2 = S + H2 + Cl2 + C =>
SC4H8Cl2 = S + 4 H2 + Cl2 + 4 C
(HO)KI = KI(OH) =>
(HO)KI = KI(OH)
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + 2 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CrO3 + KOH = K2CrO4 + H2O =>
CrO3 + 2 KOH = K2CrO4 + H2O
Fe2(CO3)3 + H2S = Fe2S3 + H2O + CO2 =>
Fe2(CO3)3 + 3 H2S = Fe2S3 + 3 H2O + 3 CO2
H3P + Fe = Fe3P2 + H =>
2 H3P + 3 Fe = Fe3P2 + 6 H
NaHCO3(s) + CH3COOH(l) = CH3COONa(l) + H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(l) = CH3COONa(l) + H2O(l) + CO2(g)
NH4Cl + NaOH = NH4OH + NaCl =>
NH4Cl + NaOH = NH4OH + NaCl
CaOH + NaOH = Ca(OH)2 + Na =>
CaOH + NaOH = Ca(OH)2 + Na
Fe2(CO3)3 + H2S = Fe2S3 + H2CO3 =>
Fe2(CO3)3 + 3 H2S = Fe2S3 + 3 H2CO3
H3P + Fe = Fe3P2 + H =>
2 H3P + 3 Fe = Fe3P2 + 6 H
H2S + HNO3 = N2 + S + H2O =>
5 H2S + 2 HNO3 = N2 + 5 S + 6 H2O
Fe + H3P = Fe3P2 + H2 =>
3 Fe + 2 H3P = Fe3P2 + 3 H2
BaCO3 + B = BCO3 + Ba =>
BaCO3 + B = BCO3 + Ba
HN + O2 = NO + H2O =>
4 HN + 3 O2 = 4 NO + 2 H2O
Cr2O7{-2} + C2O4{-2} + H{+} = Cr{+3} + CO2 + H2O =>
Cr2O7{-2} + 3 C2O4{-2} + 14 H{+} = 2 Cr{+3} + 6 CO2 + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/24
Équations équilibrées sur04/06/23
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