| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 C2H2 + 2 Br2 = 2 C3H2Br + 2 HBr
K20 = K02 =>
K20 = 10 K02
Na2CO3 + Y(NO3)3 = NaNO3 + Y2(CO3)3 =>
3 Na2CO3 + 2 Y(NO3)3 = 6 NaNO3 + Y2(CO3)3
NaHClO3 + H2SO4 = NaHSO4 + O2 + Cl2O + H2O =>
4 NaHClO3 + 4 H2SO4 = 4 NaHSO4 + 3 O2 + 2 Cl2O + 4 H2O
Na + MgS = Na2S + Mg =>
2 Na + MgS = Na2S + Mg
Mg(OH)2 + H(CO) = Mg(CO)2 + H2O =>
Mg(OH)2 + 2 H(CO) = Mg(CO)2 + 2 H2O
Ca(ClO3)2*45H2O = Ca(ClO3)2 + H2O =>
Ca(ClO3)2*45H2O = Ca(ClO3)2 + 45 H2O
Na4SiO4(s) + H2SO4 = SiO2 + Na2SO4 + H2O =>
Na4SiO4(s) + 2 H2SO4 = SiO2 + 2 Na2SO4 + 2 H2O
Cu3(PO4)2 + H2O = H3PO4 + Cu(OH)2 =>
Cu3(PO4)2 + 6 H2O = 2 H3PO4 + 3 Cu(OH)2
K2Cr2O7 + KBr + H2SO4 = Br2 + Cr2(SO4)3 + H2O + K2SO4 =>
K2Cr2O7 + 6 KBr + 7 H2SO4 = 3 Br2 + Cr2(SO4)3 + 7 H2O + 4 K2SO4
C40H82O28 + H2 = C6H14 + H2O =>
3 C40H82O28 + 101 H2 = 20 C6H14 + 84 H2O
KHCO3 = K2CO3CO2H2O =>
2 KHCO3 = K2CO3CO2H2O
NH4Cl + Ba(OH)2 = BaCl2 + NH3 + H2O =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 NH3 + 2 H2O
CUSO4*5H2O = CUO + SO3 + H2O =>
CUSO4*5H2O = CUO + SO3 + 5 H2O
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
ClO4 + H = ClO2 + H2O =>
ClO4 + 4 H = ClO2 + 2 H2O
Zn(NO3)2K4Fe(CN)6 = ZnK4Fe(CN)6(NO3)2 =>
Zn(NO3)2K4Fe(CN)6 = ZnK4Fe(CN)6(NO3)2
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
NaOH + HCl + CuSO4 = Cu(OH)2 + NaCl + H2SO4 =>
2 NaOH + 2 HCl + CuSO4 = Cu(OH)2 + 2 NaCl + H2SO4
CoCl2 + NaHCO3 = CoCO3 + NaCl + H2O + CO2 =>
CoCl2 + 2 NaHCO3 = CoCO3 + 2 NaCl + H2O + CO2
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
CuSO4 + NaOH + HCl = NaCl + SO4 + Cu(OH)2 + H =>
CuSO4 + 2 NaOH + 2 HCl = 2 NaCl + SO4 + Cu(OH)2 + 2 H
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Pb(NO3)2 + NH4OH = Pb(OH)2 + NH4(NO3) =>
Pb(NO3)2 + 2 NH4OH = Pb(OH)2 + 2 NH4(NO3)
C3H7OH + Na = C3H7ONa + H2 =>
2 C3H7OH + 2 Na = 2 C3H7ONa + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CU + HCl + H2O2 = CUCl2 + H2O =>
CU + 2 HCl + H2O2 = CUCl2 + 2 H2O
I2 + AlF3 = AlI + F2 =>
I2 + 2 AlF3 = 2 AlI + 3 F2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
Na2S2O3(aq) + I2(aq) = Na2S4O6(aq) + NaI(aq) =>
2 Na2S2O3(aq) + I2(aq) = Na2S4O6(aq) + 2 NaI(aq)
NH3(g) + O2(g) = NO2(g) + H2O(g) =>
4 NH3(g) + 7 O2(g) = 4 NO2(g) + 6 H2O(g)
PbO2 + H2SO4 + KI = Pb2SO4 + K2SO4 + H2O + I2 =>
2 PbO2 + 4 H2SO4 + 6 KI = Pb2SO4 + 3 K2SO4 + 4 H2O + 3 I2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NH4OH + H2O = NHOOH + H2 =>
2 NH4OH + 2 H2O = 2 NHOOH + 5 H2
Mg(NO3)2 + OH = Mg(OH) + NO3 =>
Mg(NO3)2 + OH = Mg(OH) + 2 NO3
K2Cr2O7 + NiCl2 + HCl = CrCl3 + NiCl3 + KCl + H2O =>
K2Cr2O7 + 6 NiCl2 + 14 HCl = 2 CrCl3 + 6 NiCl3 + 2 KCl + 7 H2O
Cu2S(s) + NH3(aq) = Cu(s) + HS(g) + N =>
3 Cu2S(s) + NH3(aq) = 6 Cu(s) + 3 HS(g) + N
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
GeO2 + C = Ge + CO =>
GeO2 + 2 C = Ge + 2 CO
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
K2OCaO = K2CaO2 =>
K2OCaO = K2CaO2
GaBr3 + F2 = GaF3 + Br =>
2 GaBr3 + 3 F2 = 2 GaF3 + 6 Br
K + H2O = H2 + KOH =>
2 K + 2 H2O = H2 + 2 KOH
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Ba(HSO3)2 = BaSO3H2OSO2 =>
Ba(HSO3)2 = BaSO3H2OSO2
Li2SiO3 + HCl = LiCl + H2SiO3 =>
Li2SiO3 + 2 HCl = 2 LiCl + H2SiO3
Pb(NO3)2Na2S = PbSNa2(NO3)2 =>
Pb(NO3)2Na2S = PbSNa2(NO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/17/24
Équations équilibrées sur01/16/24
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