Équations équilibrées la veille |
Ca(OH)2 + K2O = CaO + 2 KOH
C7H7NO2 + H2CrO4 = C7H5NO2 + H2O + Cr =>
3 C7H7NO2 + H2CrO4 = 3 C7H5NO2 + 4 H2O + Cr
Mg + HJ = MgJ2 + H2 =>
Mg + 2 HJ = MgJ2 + H2
KOH(aq) + BaCl(aq) = BaOH(aq) + KCl(aq) =>
KOH(aq) + BaCl(aq) = BaOH(aq) + KCl(aq)
CH3Cl + C2H2 = CH3C2H + HCl =>
CH3Cl + C2H2 = CH3C2H + HCl
Ga + Se = Ga2Se3 =>
2 Ga + 3 Se = Ga2Se3
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
CH3(OH) + KHCO3 = CH3COOK + CO2 + H2O =>
4 CH3(OH) + 3 KHCO3 = 3 CH3COOK + CO2 + 5 H2O
NaHCO3 + C4H8O2 = Na + CO2 + H2O =>
20 NaHCO3 + C4H8O2 = 20 Na + 24 CO2 + 14 H2O
FeBr3 + HF = FeF3 + HBr =>
FeBr3 + 3 HF = FeF3 + 3 HBr
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
AgCH3COO + Na3PO4 = Ag3PO4 + NaCH3COO =>
3 AgCH3COO + Na3PO4 = Ag3PO4 + 3 NaCH3COO
NaI + CuCl = NaCl + CuI =>
NaI + CuCl = NaCl + CuI
MnO4{-}(aq) + Br{-}(aq) + H2O(l) = MnO2(s) + BrO3{-}(aq) + OH{-}(aq) =>
2 MnO4{-}(aq) + Br{-}(aq) + H2O(l) = 2 MnO2(s) + BrO3{-}(aq) + 2 OH{-}(aq)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaIO4 + NaI + HCl = NaCl + I2 + H2O =>
NaIO4 + 7 NaI + 8 HCl = 8 NaCl + 4 I2 + 4 H2O
Fe + NaClO3 + H2SO4 = Fe2(SO4)3 + NaCl + H2O =>
2 Fe + NaClO3 + 3 H2SO4 = Fe2(SO4)3 + NaCl + 3 H2O
C2H5OH5 + O2 = CO2 + H2O =>
C2H5OH5 + 4 O2 = 2 CO2 + 5 H2O
C2H8N2 + MoO3 + HF = C2H10N2MoO2F4 + H2O =>
C2H8N2 + MoO3 + 4 HF = C2H10N2MoO2F4 + H2O
KClO3 + AgNO3 = AgCl + KNO3 + O2 =>
2 KClO3 + 2 AgNO3 = 2 AgCl + 2 KNO3 + 3 O2
CrO + Cl2 = CrCl2 + O2 =>
2 CrO + 2 Cl2 = 2 CrCl2 + O2
CuBr2 + H2SO4 = BrH + CuSO4 =>
CuBr2 + H2SO4 = 2 BrH + CuSO4
NaCl + H2O = NaOH + HCl =>
NaCl + H2O = NaOH + HCl
CH3OH + H2O2 = H2CO + H2O =>
CH3OH + H2O2 = H2CO + 2 H2O
NaI + CuCl = NaCl + CuI =>
NaI + CuCl = NaCl + CuI
Ba + (OH)2 = BaO + H2O =>
Ba + (OH)2 = BaO + H2O
KClO + PbCl2 + NaOH = KCl + NaCl + PbO2 + H2O =>
KClO + PbCl2 + 2 NaOH = KCl + 2 NaCl + PbO2 + H2O
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
Mg(s) + Ca(NO3)2(aq) = Mg(NO3)(aq) + Ca(s) =>
2 Mg(s) + Ca(NO3)2(aq) = 2 Mg(NO3)(aq) + Ca(s)
NaOH + H2O = NaH3O2 =>
NaOH + H2O = NaH3O2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
H2C2O4(H2O)2 + K2Cr2O7 = KH[Cr(C2O4)3](H2O) + H2O + CO2 =>
8 H2C2O4(H2O)2 + K2Cr2O7 = 2 KH[Cr(C2O4)3](H2O) + 21 H2O + 4 CO2
C4H8CuO5 + C2H5NO2 = C4H10CuN2O5 + CH3COOH =>
C4H8CuO5 + 2 C2H5NO2 = C4H10CuN2O5 + 2 CH3COOH
Mg(NO3)2*6H2O + Al(NO3)3*9H2O + NH2CH2COOH = MgAl2O4 + H2O + N2 + CO2 =>
9 Mg(NO3)2*6H2O + 18 Al(NO3)3*9H2O + 40 NH2CH2COOH = 9 MgAl2O4 + 316 H2O + 56 N2 + 80 CO2
NaHSO4 + Cu = Na2SO4 + CuSO4 + H2 =>
2 NaHSO4 + Cu = Na2SO4 + CuSO4 + H2
CaSO4 + Rb3PO4 = Ca3(PO4)2 + Rb2SO4 =>
3 CaSO4 + 2 Rb3PO4 = Ca3(PO4)2 + 3 Rb2SO4
[C4H9NH3]SnBr4 + HBr = [C4H9NH3]2Br + SnBr6 + H =>
2[C4H9NH3]SnBr4 + 5 HBr = [C4H9NH3]2Br + 2 SnBr6 + 5 H
C36H70O4Zn + C4H6O5 = C4H4O5Zn + C18H36O2 =>
C36H70O4Zn + C4H6O5 = C4H4O5Zn + 2 C18H36O2
NH3 + HCN = N(CN)3 + H2 =>
NH3 + 3 HCN = N(CN)3 + 3 H2
Pb(NO3)2 + Na2CrO4 = Pb2(CrO4)2 + Na(NO3) =>
2 Pb(NO3)2 + 2 Na2CrO4 = Pb2(CrO4)2 + 4 Na(NO3)
HCl(aq) + KOH(aq) = H2O(aq) + KCl(aq) =>
HCl(aq) + KOH(aq) = H2O(aq) + KCl(aq)
NaI + CuCl = NaCl + CuI =>
NaI + CuCl = NaCl + CuI
Ca(OH)2 + Cl2 = Ca(ClO)2 + H2O + CaCl2 =>
2 Ca(OH)2 + 2 Cl2 = Ca(ClO)2 + 2 H2O + CaCl2
CH3NH2 + O2 = CO3 + H2O + N3 =>
12 CH3NH2 + 33 O2 = 12 CO3 + 30 H2O + 4 N3
Br2 + H2O + NaNO2 = HBr + NaNO3 =>
Br2 + H2O + NaNO2 = 2 HBr + NaNO3
Na2XO3 + KMnO4 + H2O = Na2XO4 + MnO2 + KOH =>
3 Na2XO3 + 2 KMnO4 + H2O = 3 Na2XO4 + 2 MnO2 + 2 KOH
CH3CH2OH + NaCr2O7 + H2SO4 = CH3COOH + Na2SO4 + Cr2(SO4)3 + H2O =>
7 CH3CH2OH + 4 NaCr2O7 + 14 H2SO4 = 7 CH3COOH + 2 Na2SO4 + 4 Cr2(SO4)3 + 21 H2O
Fe(NO3)3 + Zn = ZnNO3 + Fe =>
Fe(NO3)3 + 3 Zn = 3 ZnNO3 + Fe
MnO2 + HNO3 = Mn(NO3)2 + H2O + O2 =>
2 MnO2 + 4 HNO3 = 2 Mn(NO3)2 + 2 H2O + O2
H2SeO4 + KI = K2SeO4 + I2 + Se + H2O =>
4 H2SeO4 + 6 KI = 3 K2SeO4 + 3 I2 + Se + 4 H2O
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