| Équations équilibrées la veille | Équations équilibrées le lendemain |
PCl5 + 4 H2O = H3PO4 + 5 HCl
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Sodium + water = sodiumhydroxide + hydrogen =>
2 Na + 2 H2O = 2 NaOH + H2
HCl + Zn = ZnCl2 + H =>
2 HCl + Zn = ZnCl2 + 2 H
HCl + Zn = ZnCl2 + H2 =>
2 HCl + Zn = ZnCl2 + H2
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
CrO3 + ZnO = ZnCrO + O2 =>
2 CrO3 + 2 ZnO = 2 ZnCrO + 3 O2
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
C22H46 + CuO = H20 + CO2 + Cu =>
10 C22H46 + 440 CuO = 23 H20 + 220 CO2 + 440 Cu
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NaOH + NH4Cl = NH3 + H2O + NaCl =>
NaOH + NH4Cl = NH3 + H2O + NaCl
C7H5NO3 + OH{-} + C3H6O = C16H10N2O2 + CH3COO{-} + H2O =>
2 C7H5NO3 + 2 OH{-} + 2 C3H6O = C16H10N2O2 + 2 CH3COO{-} + 4 H2O
SnCl2 + KBrO2 + HCl = SnCl4 + KBr + H2O =>
2 SnCl2 + KBrO2 + 4 HCl = 2 SnCl4 + KBr + 2 H2O
C4H10O + O2 = H2O + CO2 =>
C4H10O + 6 O2 = 5 H2O + 4 CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
Ammonia + oxygen = nitrogen + water =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NaOH + H2S = Na2S + H2O =>
2 NaOH + H2S = Na2S + 2 H2O
Cr2O3 + KClO3 + KOH = K2CrO4 + KCl + H2O =>
Cr2O3 + KClO3 + 4 KOH = 2 K2CrO4 + KCl + 2 H2O
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
CrO3 + ZnO = ZnCrO4 =>
CrO3 + ZnO = ZnCrO4
Bi2(SO4)3 + KI = BiI3 + K2SO4 =>
Bi2(SO4)3 + 6 KI = 2 BiI3 + 3 K2SO4
NaSo4 + BaCl2 = NaCl2 + BaSo4 =>
NaSo4 + BaCl2 = NaCl2 + BaSo4
H2CrO4 + ZnO = ZnCrO4 + H2O =>
H2CrO4 + ZnO = ZnCrO4 + H2O
Al + H2CO3 = AlCO3 + H2 =>
Al + H2CO3 = AlCO3 + H2
KMnO4 + HCl = MnCl2 + KCl + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 2 KCl + 8 H2O + 5 Cl2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
CrO3 + RbOH = Rb2CrO4 + H2O =>
CrO3 + 2 RbOH = Rb2CrO4 + H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
Cadmium + SilverNitrate = Silver + CadmiumNitrate =>
Cd + 2 AgNO3 = 2 Ag + Cd(NO3)2
CH3CCH2CH3 + HCl = CH3CHClCH2CH3 =>
CH3CCH2CH3 + HCl = CH3CHClCH2CH3
Bi(NO3)3 + KI(разб) = BiI3(осадок) + KNO3 =>
Bi(NO3)3 + 3 KI(разб) = BiI3(осадок) + 3 KNO3
Cr(NO3)3 + NaOH + H2O2 = Na2CrO4 + NaNO3 + H2O =>
2 Cr(NO3)3 + 10 NaOH + 3 H2O2 = 2 Na2CrO4 + 6 NaNO3 + 8 H2O
NAHCO3 + CH3COOH = NACH3COO + H2O + CO2 =>
NAHCO3 + CH3COOH = NACH3COO + H2O + CO2
CrO3 + Zn(OH)2 = ZnCrO4 + H2O =>
CrO3 + Zn(OH)2 = ZnCrO4 + H2O
C12H22O11 + H2O = C2H6O + CO2 =>
C12H22O11 + H2O = 4 C2H6O + 4 CO2
H2O2 + AsO3{3-} = AsO4{3-} + H2O =>
H2O2 + AsO3{3-} = AsO4{3-} + H2O
CaSO4 + MgO = MgSO4 + CaO =>
CaSO4 + MgO = MgSO4 + CaO
Al2(SO4)3 + H2O = Al2O3 + H2SO4 =>
Al2(SO4)3 + 3 H2O = Al2O3 + 3 H2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na3Cr(OH)4 + H2O2 = Na2CrO4 + NaOH + H2O =>
2 Na3Cr(OH)4 + 5 H2O2 = 2 Na2CrO4 + 2 NaOH + 8 H2O
Na2SO3 + KMnO4 + H2O = Na2SO4 + MnO2 + KOH =>
3 Na2SO3 + 2 KMnO4 + H2O = 3 Na2SO4 + 2 MnO2 + 2 KOH
CH4O + KMnO4 + H2SO4 = CH2O2 + K2SO4 + MnSO4 + H2O =>
5 CH4O + 4 KMnO4 + 6 H2SO4 = 5 CH2O2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
Ba(No3)2(aq) + Na2Cro4(aq) = BaCro4(s) + NaNo3(aq) =>
Ba(No3)2(aq) + Na2Cro4(aq) = BaCro4(s) + 2 NaNo3(aq)
FeSo4 + NaOH = Fe(OH)2 + Na2So4 =>
FeSo4 + 2 NaOH = Fe(OH)2 + Na2So4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/05/14
Équations équilibrées sur10/05/13
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