| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KOH(aq) + CuSO4(aq) = Cu(OH)2 + K2SO4
Cr2O7{-2} + Fe + H{+} = Cr{+3} + Fe{+3} + H2O =>
Cr2O7{-2} + 2 Fe + 14 H{+} = 2 Cr{+3} + 2 Fe{+3} + 7 H2O
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
Na2S + Cd(NO3)2 = Na(NO3) + CdS =>
Na2S + Cd(NO3)2 = 2 Na(NO3) + CdS
C2H4(l) + O2(g) = CO(g) + H2O(g) =>
C2H4(l) + 2 O2(g) = 2 CO(g) + 2 H2O(g)
MgCl2*H2O + NaOH*H2O = Mg(OH)2 + NaCl + H2O =>
MgCl2*H2O + 2 NaOH*H2O = Mg(OH)2 + 2 NaCl + 3 H2O
NH4NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)2 + H2SO4 + NO + H2O =>
3 CuFeS2 + 28 HNO3 = 3 Cu(NO3)2 + 3 Fe(NO3)2 + 6 H2SO4 + 16 NO + 8 H2O
NaCl + H2SO4(aq) = Na2SO4(aq) + HCl(aq) =>
2 NaCl + H2SO4(aq) = Na2SO4(aq) + 2 HCl(aq)
I2 + I{-} = I3{-} =>
I2 + I{-} = I3{-}
C2H4 + HOH = C2H5OH =>
C2H4 + HOH = C2H5OH
Cu(s) + NaCl(aq) = CuCl2(aq) + Na(s) =>
Cu(s) + 2 NaCl(aq) = CuCl2(aq) + 2 Na(s)
Pb(NO3)2MgSO4 = Mg(NO3)2PbSO4 =>
Pb(NO3)2MgSO4 = Mg(NO3)2PbSO4
Al(NO3)3 + NH3 + H2O = Al(OH)3 + NH4NO3 =>
Al(NO3)3 + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4NO3
Pb(NO3)2 + NH4Cl = PbCl2 + NH4NO3 =>
Pb(NO3)2 + 2 NH4Cl = PbCl2 + 2 NH4NO3
C24H50(s) + O2(g) = CO2(g) + H2O(g) =>
2 C24H50(s) + 73 O2(g) = 48 CO2(g) + 50 H2O(g)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K2[Zn(OH)4] + HCl = ZnCl2 + KOH + H2O =>
K2[Zn(OH)4] + 2 HCl = ZnCl2 + 2 KOH + 2 H2O
NH4 + O2 = N2 + H2O =>
2 NH4 + 2 O2 = N2 + 4 H2O
AgNO3 + (NH4)2C2O4 = Ag2C2O4 + (NH4)(NO3) =>
2 AgNO3 + (NH4)2C2O4 = Ag2C2O4 + 2(NH4)(NO3)
CoCl2 + NH4Cl + NH3 + H2O2 = [Co(NH3)5(H2O)]Cl3 =>
2 CoCl2 + 2 NH4Cl + 8 NH3 + H2O2 = 2[Co(NH3)5(H2O)]Cl3
SO3(g) + H2O = H2SO4(l) =>
SO3(g) + H2O = H2SO4(l)
CO2 + F2 = C2F6 + O2 =>
2 CO2 + 3 F2 = C2F6 + 2 O2
Mg + NiCl2 = MgCl2 + Ni =>
Mg + NiCl2 = MgCl2 + Ni
Ca(NO3)2 + NaCl = CaCl2 + Na(NO3) =>
Ca(NO3)2 + 2 NaCl = CaCl2 + 2 Na(NO3)
NaCl(s) + H2SO4(ac) = HCl(g) + Na2SO4(s) =>
2 NaCl(s) + H2SO4(ac) = 2 HCl(g) + Na2SO4(s)
Y + HNO3 = Y(NO3)3 + NO + H2O =>
Y + 4 HNO3 = Y(NO3)3 + NO + 2 H2O
Ba + HNO3 = Ba(NO3)2 + N2O + H2O =>
4 Ba + 10 HNO3 = 4 Ba(NO3)2 + N2O + 5 H2O
NH3 + NO(g) = N2(g) + H2O =>
4 NH3 + 6 NO(g) = 5 N2(g) + 6 H2O
C6H12O6 + H2O = CO2 + H2 =>
C6H12O6 + 6 H2O = 6 CO2 + 12 H2
Ni + I = NiI3 =>
Ni + 3 I = NiI3
HClO4 + CH3NH2 = CH3NH3ClO4 =>
HClO4 + CH3NH2 = CH3NH3ClO4
Na2SO3 + SO2 = Na2S2O3 + O2 =>
Na2SO3 + SO2 = Na2S2O3 + O2
Cl + S = ClS =>
Cl + S = ClS
HIO = I2 + HIO4 + H2O =>
7 HIO = 3 I2 + HIO4 + 3 H2O
RbI = Rb + I =>
RbI = Rb + I
SO3 = S8 + O2 =>
8 SO3 = S8 + 12 O2
H2SO4 + Co(OH)3 = Co2(SO4)3 + H2O =>
3 H2SO4 + 2 Co(OH)3 = Co2(SO4)3 + 6 H2O
CH3COOH + C2H5OH = CH3COOC2H5 + H2O =>
CH3COOH + C2H5OH = CH3COOC2H5 + H2O
Cr2(SO4)3 + KMnO4 + H2O = H2Cr2O7 + MnO2 + K2SO4 + H2SO4 =>
Cr2(SO4)3 + 2 KMnO4 + 3 H2O = H2Cr2O7 + 2 MnO2 + K2SO4 + 2 H2SO4
Sr + As = Sr3As2 =>
3 Sr + 2 As = Sr3As2
Fe + Sn = Fe2Sn3 =>
2 Fe + 3 Sn = Fe2Sn3
NaNO3 + MgSO4 = Na2SO4 + Mg(NO3)2 =>
2 NaNO3 + MgSO4 = Na2SO4 + Mg(NO3)2
AlH3 + HCl = AlCl3 + H2 =>
AlH3 + 3 HCl = AlCl3 + 3 H2
Cl + BaF2 = BaCl2 + F =>
2 Cl + BaF2 = BaCl2 + 2 F
As + Br2 = AsBr =>
2 As + Br2 = 2 AsBr
Mg2(CO3)2 + HCl = MgCl2 + H2O + CO2 =>
Mg2(CO3)2 + 4 HCl = 2 MgCl2 + 2 H2O + 2 CO2
Pb + H2SO4 = Pb(HSO4)2 + H2 =>
Pb + 2 H2SO4 = Pb(HSO4)2 + H2
KNO3 + H3Po4 = K3Po4 + HNO3 =>
3 KNO3 + H3Po4 = K3Po4 + 3 HNO3
Cr(OH)2 = Cr2O3 + H2 + H2O =>
2 Cr(OH)2 = Cr2O3 + H2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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