Équations équilibrées la veille |
4 Fe + 3 O2 = 2 Fe2O3
KI + KMnO4 + HCl = I2 + MnCl2 + KCl + H2O =>
10 KI + 2 KMnO4 + 16 HCl = 5 I2 + 2 MnCl2 + 12 KCl + 8 H2O
AgNO3 + Li = LiNO3 + Ag =>
AgNO3 + Li = LiNO3 + Ag
CuSO4 + HgNO3 = CuNO3 + HgSO4 =>
CuSO4 + HgNO3 = CuNO3 + HgSO4
NiCl2 + NH4Br = NiBr2 + NH4Cl =>
NiCl2 + 2 NH4Br = NiBr2 + 2 NH4Cl
Pb(NO3)2 + FeBr3 = PbBr2 + Fe(NO3)3 =>
3 Pb(NO3)2 + 2 FeBr3 = 3 PbBr2 + 2 Fe(NO3)3
KI + KMnO4 + HCl = I2 + MnCl2 + KCl + H2O =>
10 KI + 2 KMnO4 + 16 HCl = 5 I2 + 2 MnCl2 + 12 KCl + 8 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
NH4NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
H(NO3) + Mg(OH)2 = H(OH) + Mg(NO3)2 =>
2 H(NO3) + Mg(OH)2 = 2 H(OH) + Mg(NO3)2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
NH4NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
FeCl2 + Br2 + KOH = Fe(OH)3 + KBr + BrCl =>
2 FeCl2 + 5 Br2 + 6 KOH = 2 Fe(OH)3 + 6 KBr + 4 BrCl
LiNO3 + Ca(OH)2 = Ca(NO3)2 + LiOH =>
2 LiNO3 + Ca(OH)2 = Ca(NO3)2 + 2 LiOH
KMnO4 + NaHSO3 = K + MnO2 + NaHSO4 =>
KMnO4 + 2 NaHSO3 = K + MnO2 + 2 NaHSO4
CaCl2 + Ba(NO3)2 = Ba + CaCl2(NO3)2 =>
CaCl2 + Ba(NO3)2 = Ba + CaCl2(NO3)2
KI + KMnO4 + HCl = I2 + MnCl2 + KCl + H2O =>
10 KI + 2 KMnO4 + 16 HCl = 5 I2 + 2 MnCl2 + 12 KCl + 8 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CaCl2 + Ba(NO3)2 = Ba + CaCl2(NO3)2 =>
CaCl2 + Ba(NO3)2 = Ba + CaCl2(NO3)2
Ba(HCO3)2 + Na2SO4 = BaSO4 + Na2CO3 + CO2 + H2O =>
Ba(HCO3)2 + Na2SO4 = BaSO4 + Na2CO3 + CO2 + H2O
Fe(s) + O2(g) = Fe3O4(s) =>
3 Fe(s) + 2 O2(g) = Fe3O4(s)
KMnO4 + NaHSO3 = H2O + K2SO4 + MnO2 + Na2SO4 + NaHSO4 =>
2 KMnO4 + 3 NaHSO3 = H2O + K2SO4 + 2 MnO2 + Na2SO4 + NaHSO4
P2O5 + Ca(OH)2 = CaHPO4 + H2O =>
P2O5 + 2 Ca(OH)2 = 2 CaHPO4 + H2O
NH4NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
KMnO4 + NaHSO3 = H2O + K2SO4 + MnO2 + Na2SO4 + NaHSO4 =>
2 KMnO4 + 3 NaHSO3 = H2O + K2SO4 + 2 MnO2 + Na2SO4 + NaHSO4
C8H7NO3 + NaBH4 + HCl + H2O = C8H9NO3 + H3BO3 + NaCl =>
4 C8H7NO3 + NaBH4 + HCl + 3 H2O = 4 C8H9NO3 + H3BO3 + NaCl
SrOH + HNO3 = H2O + SrNO3 =>
SrOH + HNO3 = H2O + SrNO3
CrOH3 + NaOH + H2O2 = Na2CrO4 + H2O =>
2 CrOH3 + 4 NaOH + 7 H2O2 = 2 Na2CrO4 + 12 H2O
C3H7OH + CH3COOH = CH3COC3H7 + H2O =>
8 C3H7OH + 3 CH3COOH = 6 CH3COC3H7 + 8 H2O
Fe(s) + O2(g) = Fe2O3 =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3
NH4(NO3)(s) = NH4 + NO3 =>
NH4(NO3)(s) = NH4 + NO3
Br2 + CCl4 = CBr4 + Cl2 =>
2 Br2 + CCl4 = CBr4 + 2 Cl2
CsOH + NH4Cl = CsCl + H2O + NH3 =>
CsOH + NH4Cl = CsCl + H2O + NH3
MgCl2 + LiOH = LiCl + Mg(OH)2 =>
MgCl2 + 2 LiOH = 2 LiCl + Mg(OH)2
KF + AgNo3 = KNo3 + AgF =>
KF + AgNo3 = KNo3 + AgF
N + H{+3} = NH{+3} =>
N + H{+3} = NH{+3}
AlOH3 + C = Al + COH3 =>
AlOH3 + C = Al + COH3
CrS(s) + O2(g) = CrO(s) + SO2(g) =>
2 CrS(s) + 3 O2(g) = 2 CrO(s) + 2 SO2(g)
KMnO4 + NaHSO3 = H2O + K2SO4 + MnO2 + Na2SO4 + NaHSO4 =>
2 KMnO4 + 3 NaHSO3 = H2O + K2SO4 + 2 MnO2 + Na2SO4 + NaHSO4
Na(I)2 + Br2 = NaBr + I2 =>
2 Na(I)2 + Br2 = 2 NaBr + 2 I2
CH3C(CH3)2Br = HBr + C3H6CH2 =>
CH3C(CH3)2Br = HBr + C3H6CH2
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
KMnO4 + NaHSO3 = H2O + H2SO4 + K2SO4 + MnO2 + Na2SO4 =>
4 KMnO4 + 6 NaHSO3 = 2 H2O + H2SO4 + 2 K2SO4 + 4 MnO2 + 3 Na2SO4
Fe2O3 + H2SO4 = Fe3 + SO4 + H2O =>
3 Fe2O3 + 9 H2SO4 = 2 Fe3 + 9 SO4 + 9 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
MnO2 + NaClO4 + KOH = KMnO4 + NaClO2 + H2O =>
4 MnO2 + 3 NaClO4 + 4 KOH = 4 KMnO4 + 3 NaClO2 + 2 H2O
KMnO4 + NaHSO3 = K + MnO2 + NaHSO4 =>
KMnO4 + 2 NaHSO3 = K + MnO2 + 2 NaHSO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
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