| Équations équilibrées la veille | Équations équilibrées le lendemain |
Rb + 4 HNO3 = Rb(NO3)2 + 2 NO2 + 2 H2O
MgS + NaOH = MgOH + NaS =>
MgS + NaOH = MgOH + NaS
Al + NaOH = Al(OH)3 + Na =>
Al + 3 NaOH = Al(OH)3 + 3 Na
Mg + O = Mg2O =>
2 Mg + O = Mg2O
Ta2O5 + CF4 = TaF5 + CO2 =>
2 Ta2O5 + 5 CF4 = 4 TaF5 + 5 CO2
NaNO3 + NiBr2 = Ni(NO3)2 + NaBr =>
2 NaNO3 + NiBr2 = Ni(NO3)2 + 2 NaBr
FeS + HClO4 = Fe(ClO4)3 + H2SO4 + HCl + H2O =>
8 FeS + 33 HClO4 = 8 Fe(ClO4)3 + 8 H2SO4 + 9 HCl + 4 H2O
NaOH + Cl = NaCl + H2O2 =>
2 NaOH + 2 Cl = 2 NaCl + H2O2
K(NO3) + C = K2CO3 + CO2 + N2 =>
4 K(NO3) + 5 C = 2 K2CO3 + 3 CO2 + 2 N2
C2H12O6 = CO2 + H5OH =>
C2H12O6 = 2 CO2 + 2 H5OH
Cs + HF = H2 + CsF =>
2 Cs + 2 HF = H2 + 2 CsF
H2SO4 + KMnO4 = H2 + K2SO4 + Mn2O7 + O2 =>
2 H2SO4 + 4 KMnO4 = 2 H2 + 2 K2SO4 + 2 Mn2O7 + O2
P4 + Li = PLi2 =>
P4 + 8 Li = 4 PLi2
V2(Cr2O7)5 + Cu3(PO4)2 = CuCr2O7 + V3(PO4)5 =>
3 V2(Cr2O7)5 + 5 Cu3(PO4)2 = 15 CuCr2O7 + 2 V3(PO4)5
K2[CuCl4] + Na2S = NaCl + CuS + K2S =>
K2[CuCl4] + 2 Na2S = 4 NaCl + CuS + K2S
HCN + O2 = N2 + CO2 + H2O2 =>
2 HCN + 3 O2 = N2 + 2 CO2 + H2O2
Mg(SO4) + K = K2(SO4) + Mg =>
Mg(SO4) + 2 K = K2(SO4) + Mg
FeCl3 + NH2OHHCl = FeCl2 + N2 + HCl + O2 =>
6 FeCl3 + 2 NH2OHHCl = 6 FeCl2 + N2 + 8 HCl + O2
Ra(OH)2 + SO2 = RaSO3 + H2O =>
Ra(OH)2 + SO2 = RaSO3 + H2O
CH4 + CuO = HCHO + Cu + H2O =>
CH4 + 2 CuO = HCHO + 2 Cu + H2O
Cr(s) + I(s) = CrI(s) =>
Cr(s) + I(s) = CrI(s)
(NH4)2Cr2O7 = H2O + N2 + Cr2 + O3 =>
(NH4)2Cr2O7 = 4 H2O + N2 + Cr2 + O3
CaCO3 + Pb(OH)2 = Ca(OH)2 + PbCO3 =>
CaCO3 + Pb(OH)2 = Ca(OH)2 + PbCO3
NaBr + Sn(NO3)2 = NaNO3 + SnBr2 =>
2 NaBr + Sn(NO3)2 = 2 NaNO3 + SnBr2
Rb2O + HI = H2O + RbI =>
Rb2O + 2 HI = H2O + 2 RbI
Pb(s) + HNO3 = Pb(NO3)4 + H2 =>
Pb(s) + 4 HNO3 = Pb(NO3)4 + 2 H2
A3 + B2C = A2B3 + C =>
4 A3 + 9 B2C = 6 A2B3 + 9 C
Fe(Cl3) + NaOH = Fe(OH)3 + NaCl =>
Fe(Cl3) + 3 NaOH = Fe(OH)3 + 3 NaCl
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
CaCO3 + Pb(OH)2 = Ca(OH)2 + PbCO3 =>
CaCO3 + Pb(OH)2 = Ca(OH)2 + PbCO3
KHC8H4O4(aq) + NaOH = H2O(l) + KNaC8H4O4(aq) =>
KHC8H4O4(aq) + NaOH = H2O(l) + KNaC8H4O4(aq)
MgS + HCl = H2S + MgCl2 =>
MgS + 2 HCl = H2S + MgCl2
Mg + ZnCl2 = MgCl2 + Zn =>
Mg + ZnCl2 = MgCl2 + Zn
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
H2S + FeS + CO2 = H2CO2 + FeS2 =>
H2S + FeS + CO2 = H2CO2 + FeS2
HCl + Ca(OH)2 = Ca(HCl)2 + OH =>
2 HCl + Ca(OH)2 = Ca(HCl)2 + 2 OH
MgS + HCl = H2S + MgCl2 =>
MgS + 2 HCl = H2S + MgCl2
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
MgS + HCl = H2S + MgCl2 =>
MgS + 2 HCl = H2S + MgCl2
CH4 + O2(excess) = CO2 + H2O =>
CH4 + 2 O2(excess) = CO2 + 2 H2O
Ba(OH)2 + NH4NO3 = BaNO3 + NH3 + H2O =>
8 Ba(OH)2 + 7 NH4NO3 = 8 BaNO3 + 6 NH3 + 13 H2O
CuCl2*2H2O + Na2CO3 = CuCO3 + NaCl + H2O =>
CuCl2*2H2O + Na2CO3 = CuCO3 + 2 NaCl + 2 H2O
MgS + HCl = H2S + MgCl2 =>
MgS + 2 HCl = H2S + MgCl2
MnO + HCl = MnCl2 + H2O =>
MnO + 2 HCl = MnCl2 + H2O
MgS + HCl = H2S + MgCl2 =>
MgS + 2 HCl = H2S + MgCl2
Al + ZnCl2 = Zn + AlCl3 =>
2 Al + 3 ZnCl2 = 3 Zn + 2 AlCl3
MgS + HCl = H2S + MgCl2 =>
MgS + 2 HCl = H2S + MgCl2
H3COH + Cr2O7{2-} + H{+} = H2COO + Cr{3+} + H2O =>
3 H3COH + 2 Cr2O7{2-} + 16 H{+} = 3 H2COO + 4 Cr{3+} + 11 H2O
HCl + Ca(OH)2 = Ca(HCl)2 + OH =>
2 HCl + Ca(OH)2 = Ca(HCl)2 + 2 OH
O2 + MnO = Mn3O4 =>
O2 + 6 MnO = 2 Mn3O4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/23/24
Équations équilibrées sur06/22/23
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