| Équations équilibrées la veille | Équations équilibrées le lendemain |
Co(NO3)2 + 2 NaBH4 = Co + H2 + B2H6 + 2 NaNO3
Li2S + HCl = LiCl + H2S =>
Li2S + 2 HCl = 2 LiCl + H2S
Na2 + O2 = Na2O2 =>
Na2 + O2 = Na2O2
NO2 + H2O = N2O + OH =>
2 NO2 + 3 H2O = N2O + 6 OH
FeSO4 + HNO3 = Fe2(SO4)3 + Fe(NO3)3 + NO2 + H2O =>
3 FeSO4 + 6 HNO3 = Fe2(SO4)3 + Fe(NO3)3 + 3 NO2 + 3 H2O
CAO + H2O = CA(OH)2 =>
CAO + H2O = CA(OH)2
C2H6O2 + O2 = CO2 + H20 =>
10 C2H6O2 + 10 O2 = 20 CO2 + 3 H20
CdS + I2 + HCl = CdCl2 + HI + S =>
CdS + I2 + 2 HCl = CdCl2 + 2 HI + S
NAOH + CL = NACL + NACLO + H2O =>
2 NAOH + 2 CL = NACL + NACLO + H2O
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Cr2O3 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 2 CO2 + 3 KNO2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Fe + Pb(NO3)2 = Pb + Fe(NO3)2 =>
Fe + Pb(NO3)2 = Pb + Fe(NO3)2
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Cr2O7{2-} + HNO2 + OH = Cr{3+} + NO3{-} + H2O =>
Cr2O7{2-} + 8 HNO2 + 10 OH = 2 Cr{3+} + 8 NO3{-} + 9 H2O
H2SO4 + Ca(OH)2 = H2O + CaSO4 =>
H2SO4 + Ca(OH)2 = 2 H2O + CaSO4
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Na + Cl2 = NaCl2 =>
Na + Cl2 = NaCl2
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
HNO3 + KOH = H2O + KNO3 =>
HNO3 + KOH = H2O + KNO3
Fe2O3 + Al = Fe + Al2O3 =>
Fe2O3 + 2 Al = 2 Fe + Al2O3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
As + O2 = AsO3 =>
2 As + 3 O2 = 2 AsO3
K2O + CaBr2 = CaO + KBr =>
K2O + CaBr2 = CaO + 2 KBr
As + O2 = AsO3 =>
2 As + 3 O2 = 2 AsO3
Mn(OH)2 + KBrO3 = MnO2 + KBr + H2O =>
3 Mn(OH)2 + KBrO3 = 3 MnO2 + KBr + 3 H2O
Cs + P4 = Cs3P =>
12 Cs + P4 = 4 Cs3P
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
HNO3 + NAOH = NANO3 + H2O =>
HNO3 + NAOH = NANO3 + H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
C6H11OH + H2SO4 + K2Cr2O7 = HOOC(CH2)4COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C6H11OH + 16 H2SO4 + 4 K2Cr2O7 = 3 HOOC(CH2)4COOH + 4 K2SO4 + 4 Cr2(SO4)3 + 19 H2O
Zn(OH)2 + C2H2O4 = H2O + Zn(C2O4) =>
Zn(OH)2 + C2H2O4 = 2 H2O + Zn(C2O4)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Co + HCl = CoCl2 + H2 =>
Co + 2 HCl = CoCl2 + H2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Mg + Br2 = MgBr2 =>
Mg + Br2 = MgBr2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
PB(NO3)2(aq) + KI(aq) = PBI2(s) + KNO3(aq) =>
PB(NO3)2(aq) + 2 KI(aq) = PBI2(s) + 2 KNO3(aq)
Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
KClO3 + S = KCl + SO2 =>
2 KClO3 + 3 S = 2 KCl + 3 SO2
Ag + Na2SO4 = Ag2SO4 + Na =>
2 Ag + Na2SO4 = Ag2SO4 + 2 Na
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
FeSO4 + Ca(NO3) = Fe(NO3) + CaSO4 =>
FeSO4 + Ca(NO3) = Fe(NO3) + CaSO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/27/18
Équations équilibrées sur03/29/17
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