Équations équilibrées la veille |
P + 3 Na = Na3P
Cu + NO2 = CuO + NO =>
Cu + NO2 = CuO + NO
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
H2O2 + N2H4 = HNO3 + H2O =>
7 H2O2 + N2H4 = 2 HNO3 + 8 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
C6H12O6 + O = CO2 + H2O =>
C6H12O6 + 12 O = 6 CO2 + 6 H2O
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
Pb(NO3)2(aq) + KI(aq) = PbI2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KI(aq) = PbI2(s) + 2 KNO3(aq)
NaClO3 + Ni(NO3)2 = Ni(ClO3)2 + NaNO3 =>
2 NaClO3 + Ni(NO3)2 = Ni(ClO3)2 + 2 NaNO3
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Ag2SO4 + CaCl2 = AgCl + CaSO4 =>
Ag2SO4 + CaCl2 = 2 AgCl + CaSO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C3H70H + O2 = CO2 + H2O =>
4 C3H70H + 83 O2 = 12 CO2 + 142 H2O
K2CO3(aq) + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3(aq) + Ca(NO3)2 = 2 KNO3 + CaCO3
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
AgNO3 + Be = Be(NO3)2 + Ag =>
2 AgNO3 + Be = Be(NO3)2 + 2 Ag
Fe2O3 + Cl2 + OH{-} = FeO4{-} + Cl{-} + H2O =>
Fe2O3 + 4 Cl2 + 10 OH{-} = 2 FeO4{-} + 8 Cl{-} + 5 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
Fe2S2 + Na2O2 = Fe2O3 + Na2SO4 + Na2O =>
Fe2S2 + 9 Na2O2 = Fe2O3 + 2 Na2SO4 + 7 Na2O
F + NaOH = NaF + O2 + H2O =>
4 F + 4 NaOH = 4 NaF + O2 + 2 H2O
CH3COOH + K2CO3 = CO2 + H2O + K(CH3COO) =>
2 CH3COOH + K2CO3 = CO2 + H2O + 2 K(CH3COO)
NaI + CaClCl = NaClCl + CaI =>
NaI + CaClCl = NaClCl + CaI
BaCO3 + HCl = BaCl2 + H2CO3 =>
BaCO3 + 2 HCl = BaCl2 + H2CO3
RbO + HCl = Rb + H2O + Cl =>
RbO + 2 HCl = Rb + H2O + 2 Cl
Ni + CO = Ni(CO)4 =>
Ni + 4 CO = Ni(CO)4
Na + NaOH = NaNaOH =>
Na + NaOH = NaNaOH
CuOH + NaOH = Cu(OH)2 + Na2OH =>
CuOH + 2 NaOH = Cu(OH)2 + Na2OH
BaCO3 + HCl = BaCl2 + H2CO3 =>
BaCO3 + 2 HCl = BaCl2 + H2CO3
KCl + HOH = K(OH) + HCl =>
KCl + HOH = K(OH) + HCl
Fe(NO3)3 + Na2CO3 + H2O = Fe(OH)3 + NaNO3 + CO2 =>
2 Fe(NO3)3 + 3 Na2CO3 + 3 H2O = 2 Fe(OH)3 + 6 NaNO3 + 3 CO2
CH3CHOHCOHCH2OH + Cu(OH)2 = CH2O + Cu2O + H2O =>
2 CH3CHOHCOHCH2OH + 6 Cu(OH)2 = 8 CH2O + 3 Cu2O + 7 H2O
BaSO4 + NaHCO3 = NaHSO4 + BaCO3 =>
BaSO4 + NaHCO3 = NaHSO4 + BaCO3
C14H14O3 + NaOH = H2O + C14H13NaO3 =>
C14H14O3 + NaOH = H2O + C14H13NaO3
Ca(HCO3)2 + NaOH = Ca(OH)2 + NaHCO3 =>
Ca(HCO3)2 + 2 NaOH = Ca(OH)2 + 2 NaHCO3
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
MnI2 + NiCO3 = NiI2 + MnCO3 =>
MnI2 + NiCO3 = NiI2 + MnCO3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
C2 + O2 + N2 + H2 = H2NCH2COOH =>
2 C2 + 2 O2 + N2 + 5 H2 = 2 H2NCH2COOH
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
Ni + CuSO4 = NiSO4 + Cu =>
Ni + CuSO4 = NiSO4 + Cu
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ba(NO3)2 + CuSO4(aq) = BaSO4 + Cu(NO3)2 =>
Ba(NO3)2 + CuSO4(aq) = BaSO4 + Cu(NO3)2
C + H2 = CH4 =>
C + 2 H2 = CH4
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
FeS + NaCl + H2 + CO2 + O2 = FeCl3 + H2SO4 + Na2CO3 =>
4 FeS + 12 NaCl + 4 H2 + 6 CO2 + 11 O2 = 4 FeCl3 + 4 H2SO4 + 6 Na2CO3
Ca(ClO)2 + CO2 + H2O = CaCO3 + HClO =>
Ca(ClO)2 + CO2 + H2O = CaCO3 + 2 HClO
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
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