| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2C2O4 + 2 HNO3 = 2 CO2 + 2 H2O + 2 NO2
Mg + H2SO4 = MgSO4 + S(H2S)2 + H2O =>
11 Mg + 14 H2SO4 = 11 MgSO4 + S(H2S)2 + 12 H2O
Na2CO3 + O2 = Na2O2 + CO3 =>
Na2CO3 + O2 = Na2O2 + CO3
CH4 + HONO2 = CH3NO2 + H2O =>
CH4 + HONO2 = CH3NO2 + H2O
AI(CIO3)3 = AI + CIO3 =>
AI(CIO3)3 = AI + 3 CIO3
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Ni(OH)2 + Cd(OH)2 = NiOOH + Cd + H2O =>
2 Ni(OH)2 + Cd(OH)2 = 2 NiOOH + Cd + 2 H2O
Cu2As2O7 + Zn + H2SO4 = Cu + AsH3 + ZnSO4 + H2O =>
Cu2As2O7 + 10 Zn + 10 H2SO4 = 2 Cu + 2 AsH3 + 10 ZnSO4 + 7 H2O
Ba(CH3COO)2 + KOH = Ba(OH)2 + K(CH3COO) =>
Ba(CH3COO)2 + 2 KOH = Ba(OH)2 + 2 K(CH3COO)
OCl = Cl + O2 =>
2 OCl = 2 Cl + O2
K2CO3 + NH3 = C + KNO3 + KOH =>
2 K2CO3 + NH3 = 2 C + KNO3 + 3 KOH
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
K2O + Cl2O3 = KClO2 =>
K2O + Cl2O3 = 2 KClO2
Mn(NO3)2 + K2S2O8 + H2O = KMnO4 + KNO3 + K2SO4 + H2SO4 =>
2 Mn(NO3)2 + 5 K2S2O8 + 8 H2O = 2 KMnO4 + 4 KNO3 + 2 K2SO4 + 8 H2SO4
NaI + CaCl2 = NaCl + CaI2 =>
2 NaI + CaCl2 = 2 NaCl + CaI2
CaCl2(aq) + Na2CO3 = NaCl(aq) + CaCO3 =>
CaCl2(aq) + Na2CO3 = 2 NaCl(aq) + CaCO3
Fe + SiO2 = FeSiO2 =>
Fe + SiO2 = FeSiO2
Pb(NO3)2 + CH3COONa + H2O = Pb(OH)2 + CH3COOH + NaNO3 =>
Pb(NO3)2 + 2 CH3COONa + 2 H2O = Pb(OH)2 + 2 CH3COOH + 2 NaNO3
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
NaHO3 + CH3COOH = NaCH3COO + H2O + CO2 =>
2 NaHO3 + 3 CH3COOH = 2 NaCH3COO + 4 H2O + 2 CO2
AgNO3 + MgF2 = AgF + Mg(NO3)2 =>
2 AgNO3 + MgF2 = 2 AgF + Mg(NO3)2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Zn + H3PO4 = Zn3H2 + PO4 =>
9 Zn + 2 H3PO4 = 3 Zn3H2 + 2 PO4
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
KClO2 + KMnO4 + H2O = KClO3 + MnO2 + KOH =>
3 KClO2 + 2 KMnO4 + H2O = 3 KClO3 + 2 MnO2 + 2 KOH
H3PO3 + Na2CO3 = Na2HPO3 + H2O + CO2 =>
H3PO3 + Na2CO3 = Na2HPO3 + H2O + CO2
Mn(ClO3)2 + B2O3 + K2O = MnO2 + BCl3 + KClO3 =>
18 Mn(ClO3)2 + B2O3 + 15 K2O = 18 MnO2 + 2 BCl3 + 30 KClO3
H3PO4(aq) + Mn(OH)2(aq) = Mn3(PO4)2 + H2O =>
2 H3PO4(aq) + 3 Mn(OH)2(aq) = Mn3(PO4)2 + 6 H2O
MmSO4 + NaOH = Mm(OH)2 + Na2SO4 =>
MmSO4 + 2 NaOH = Mm(OH)2 + Na2SO4
P4 + H2SO4 = H3PO4 + SO2 + H2O =>
P4 + 10 H2SO4 = 4 H3PO4 + 10 SO2 + 4 H2O
HClO3 = ClO2 + HClO4 + H2O =>
3 HClO3 = 2 ClO2 + HClO4 + H2O
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
ONH3 + O2 = NO + H2O =>
4 ONH3 + 3 O2 = 4 NO + 6 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
SO4 + Cr = SO2 + Cr2O7 =>
7 SO4 + 4 Cr = 7 SO2 + 2 Cr2O7
Sc(NO3)3 + H2O = (Sc(H2O)4)(Sc(NO3)6) =>
2 Sc(NO3)3 + 4 H2O = (Sc(H2O)4)(Sc(NO3)6)
CO2 + NH3 = HCN + H2O + O2 =>
2 CO2 + 2 NH3 = 2 HCN + 2 H2O + O2
C2H5OH + KMnO4 + KOH = CH3COOH + H2O + K2MnO4 =>
C2H5OH + 4 KMnO4 + 4 KOH = CH3COOH + 3 H2O + 4 K2MnO4
NaNO3 + SO3 = Na2SO3 + NO3 =>
2 NaNO3 + SO3 = Na2SO3 + 2 NO3
C9H13N + HCl = C9H13NHCl =>
C9H13N + HCl = C9H13NHCl
I2 + KClO3 + H2O = KH(IO3)2 + Cl2 + KCl =>
6 I2 + 11 KClO3 + 3 H2O = 6 KH(IO3)2 + 3 Cl2 + 5 KCl
Fe(OH)2 + KOH = Fe(OH)3 + K =>
Fe(OH)2 + KOH = Fe(OH)3 + K
NH3 + CaCl = CaH3 + NCl =>
NH3 + CaCl = CaH3 + NCl
MgCl2(aq) + AgNO3 = Mg(NO3)2(aq) + AgCl =>
MgCl2(aq) + 2 AgNO3 = Mg(NO3)2(aq) + 2 AgCl
Zn(OH)2 + Na2SO4 = ZnSO4 + NaOH =>
Zn(OH)2 + Na2SO4 = ZnSO4 + 2 NaOH
NCl3(l) = N + Cl =>
NCl3(l) = N + 3 Cl
Zn(s) + Hg(NO3)2(aq) = Zn(NO3)2 + Hg =>
Zn(s) + Hg(NO3)2(aq) = Zn(NO3)2 + Hg
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
K2S + K2MnO4 + H2O = S + MnO2 + KOH =>
K2S + K2MnO4 + 2 H2O = S + MnO2 + 4 KOH
C4H9OH + CuO = C4H8OH + H2O + Cu =>
2 C4H9OH + CuO = 2 C4H8OH + H2O + Cu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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