| Équations équilibrées la veille | Équations équilibrées le lendemain |
7 Cu + 8 H(NO3)2 = 7 Cu(NO3)2 + 2 NO + 4 H2O
BaSO4 + H2CrO4 = BaCrO4 + H2SO4 =>
BaSO4 + H2CrO4 = BaCrO4 + H2SO4
Cu2CO3(OH)2(s) + HCl = CuOH + CO2 + H2O + Cl =>
Cu2CO3(OH)2(s) + 2 HCl = 2 CuOH + CO2 + H2O + 2 Cl
K2SIO3 + HCl = KCl + H2SIO3 =>
K2SIO3 + 2 HCl = 2 KCl + H2SIO3
Cd(OH)2 + Na2SO4 = CdSO4 + NaOH =>
Cd(OH)2 + Na2SO4 = CdSO4 + 2 NaOH
Fe(SCN)3 + H3PO4 = H3[Fe(PO4)2] + HSCN =>
Fe(SCN)3 + 2 H3PO4 = H3[Fe(PO4)2] + 3 HSCN
H3PO3 + Ca(OH)2 = CaPHO3 + H2O =>
H3PO3 + Ca(OH)2 = CaPHO3 + 2 H2O
Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO
BaBr2 + Na3PO4 = Ba3(PO4)2 + NaBr =>
3 BaBr2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaBr
CH3CH2OH + CH3COCl = CH3CO2CH2CH3 + HCl =>
CH3CH2OH + CH3COCl = CH3CO2CH2CH3 + HCl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Pb(NO3)2 + Zn = Pb + Zn(NO3)2 =>
Pb(NO3)2 + Zn = Pb + Zn(NO3)2
Cu(No3)2 + NaCl = Cu(Cl)2 + NaNo3 =>
Cu(No3)2 + 2 NaCl = Cu(Cl)2 + 2 NaNo3
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
NaCl + CaF2 = NaF + CaCl2 =>
2 NaCl + CaF2 = 2 NaF + CaCl2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Na2S + KMnO4 + NaOH = K2MnO4 + Na2MnO4 + Na2SO3 + H2O =>
Na2S + 6 KMnO4 + 6 NaOH = 3 K2MnO4 + 3 Na2MnO4 + Na2SO3 + 3 H2O
FeS2 + Fe2P = P4S10 + FeS =>
18 FeS2 + 4 Fe2P = P4S10 + 26 FeS
NH3 + H2CrO4 = (NH4)2CrO4 =>
2 NH3 + H2CrO4 = (NH4)2CrO4
Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO
KOH + Mg(OH)2 = K(OH)2MgOH =>
KOH + Mg(OH)2 = K(OH)2MgOH
Cu(NO3)2 + H2SO4 + KMnO4 = HNO3 + K2SO4 + Cu(MnO4)2 =>
Cu(NO3)2 + H2SO4 + 2 KMnO4 = 2 HNO3 + K2SO4 + Cu(MnO4)2
Ca(NO3)2 + NaCl = CaCl2 + NaNO3 =>
Ca(NO3)2 + 2 NaCl = CaCl2 + 2 NaNO3
SiO2 + Al2O3 = Al2SiO5 =>
SiO2 + Al2O3 = Al2SiO5
I2 + Na2S = NaI + S =>
I2 + Na2S = 2 NaI + S
Ni + H2SO4 + H2O = NiSO4*7H2O + H =>
Ni + H2SO4 + 7 H2O = NiSO4*7H2O + 2 H
HNO3 + Zn = H2O + N20 + Zn(NO3)2 =>
120 HNO3 + 50 Zn = 60 H2O + N20 + 50 Zn(NO3)2
FeS + H3PO4 = Fe3(PO4)2 + H2S =>
3 FeS + 2 H3PO4 = Fe3(PO4)2 + 3 H2S
CuOH + NaSO4 = CuSO4 + NaOH =>
CuOH + NaSO4 = CuSO4 + NaOH
CH3CH2COOH + K2SiO3 = CH3CH2COOK + H2SiO3 =>
2 CH3CH2COOH + K2SiO3 = 2 CH3CH2COOK + H2SiO3
NH3 + KNO2 = N2 + H2O + KOH =>
NH3 + KNO2 = N2 + H2O + KOH
SnS + O2 = SnO2 + SO2 =>
SnS + 2 O2 = SnO2 + SO2
Ca(HCO3)2(aq) + NH4OH(aq) = CaCO3(s) + (NH4)2CO3(aq) + H2O(l) =>
Ca(HCO3)2(aq) + 2 NH4OH(aq) = CaCO3(s) + (NH4)2CO3(aq) + 2 H2O(l)
Mn(OH)2 + HNO3 = H2O + Mn(NO3)2 =>
Mn(OH)2 + 2 HNO3 = 2 H2O + Mn(NO3)2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
BaBr2 + Na3PO4 = Ba3(PO4)2 + NaBr =>
3 BaBr2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaBr
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
MgO + F2 = MgF2 + O2 =>
2 MgO + 2 F2 = 2 MgF2 + O2
AsO4{3-} + S{2-} + H3O{+} = AsO3{3-} + S + H2O =>
AsO4{3-} + S{2-} + 2 H3O{+} = AsO3{3-} + S + 3 H2O
CuNO3 + NH4PO4 = CuPO4 + NH4NO3 =>
CuNO3 + NH4PO4 = CuPO4 + NH4NO3
KClO3 + H2SO4 = KClO4 + SO2 + H2O =>
KClO3 + H2SO4 = KClO4 + SO2 + H2O
Cu2O + CuS = Cu + S2O =>
Cu2O + 2 CuS = 4 Cu + S2O
Ni + V = Ni90V10 =>
90 Ni + 10 V = Ni90V10
BaCl2 + H2 = HCl + Ba2 =>
2 BaCl2 + 2 H2 = 4 HCl + Ba2
Na2S + KSiO3 = K2S + Na2(SiO3)2 =>
Na2S + 2 KSiO3 = K2S + Na2(SiO3)2
C6H10 + KMnO4 + H2SO4 = C2H5COOH + K2SO4 + MnSO4 + H2O =>
5 C6H10 + 6 KMnO4 + 9 H2SO4 = 10 C2H5COOH + 3 K2SO4 + 6 MnSO4 + 4 H2O
Cu + HNO3 = Cu2N2O6 + NO2 + H2O =>
2 Cu + 4 HNO3 = Cu2N2O6 + 2 NO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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