Équations équilibrées la veille |
2 Eu(s) + 6 HF(g) = 2 EuF3(s) + 3 H2(g)
HCOOHCH3OH = COOHCH3H2O =>
HCOOHCH3OH = COOHCH3H2O
CH3COH + O2 = CO2 + H2O =>
2 CH3COH + 5 O2 = 4 CO2 + 4 H2O
C8H9NO2C2H5INaOH = C10H13NO2NaH2OI =>
C8H9NO2C2H5INaOH = C10H13NO2NaH2OI
H{+} + Cu + NO3{-} = NO + Cu{2+} + H2O =>
8 H{+} + 3 Cu + 2 NO3{-} = 2 NO + 3 Cu{2+} + 4 H2O
FeS + H2O = FeSO4 + H{+} + e =>
FeS + 4 H2O = FeSO4 + 8 H{+} + 8e
C7H6O3 + KMnO4 = C7H3O3 + MnO2 + KOH + H2O =>
C7H6O3 + KMnO4 = C7H3O3 + MnO2 + KOH + H2O
O2 + Bi = BiO =>
O2 + 2 Bi = 2 BiO
LiC2H3O2 + H2O = HC2H3O2 + LiOH =>
LiC2H3O2 + H2O = HC2H3O2 + LiOH
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
Hg2(Na2S2O3)2 + HNO3 = Hg2(NO3)2 + HNa2S2O3 =>
Hg2(Na2S2O3)2 + 2 HNO3 = Hg2(NO3)2 + 2 HNa2S2O3
Co2 + Mg = Co2Mg =>
Co2 + Mg = Co2Mg
Na2BH4 + H2SO4 = B2H6 + H2 + Na2SO4 =>
2 Na2BH4 + 2 H2SO4 = B2H6 + 3 H2 + 2 Na2SO4
Fe(OH)3 + NiO = Fe2O3 + Ni(OH)2 =>
2 Fe(OH)3 + 3 NiO = Fe2O3 + 3 Ni(OH)2
BeBr2 + NaF = BeF2 + NaBr =>
BeBr2 + 2 NaF = BeF2 + 2 NaBr
CH3CHBrCH2CH3 + Na = NaBr + CH3CH2CH(CH3)CH(CH3)CH2CH3 =>
2 CH3CHBrCH2CH3 + 2 Na = 2 NaBr + CH3CH2CH(CH3)CH(CH3)CH2CH3
P4 + O2 = P4O2 =>
P4 + O2 = P4O2
N2O3 + H2O = HNO3 + NO =>
3 N2O3 + H2O = 2 HNO3 + 4 NO
Na2HPO4 + FeSO4 = Na2SO4 + Fe3(PO4)2 + NaH2PO4 =>
4 Na2HPO4 + 3 FeSO4 = 3 Na2SO4 + Fe3(PO4)2 + 2 NaH2PO4
Cr2O7{2-} + SO2 + H{+} = Cr + SO4 + H2O =>
Cr2O7{2-} + 3 SO2 + 2 H{+} = 2 Cr + 3 SO4 + H2O
C4H6 + Cl2 = C4H5Cl + H2 =>
2 C4H6 + Cl2 = 2 C4H5Cl + H2
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + KCl(aq) =>
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 KCl(aq)
H3BO3 + H2SO4 + C2H5OH = CO2 + H2O + BSO3 =>
4 H3BO3 + 4 H2SO4 + C2H5OH = 2 CO2 + 13 H2O + 4 BSO3
Na2CO3 + NaNO3 + Cr2O3 = Na2CrO4 + NaNO2 + CO2 =>
2 Na2CO3 + 3 NaNO3 + Cr2O3 = 2 Na2CrO4 + 3 NaNO2 + 2 CO2
CH3Br + Br2 = CH2Br + HBr =>
2 CH3Br + Br2 = 2 CH2Br + 2 HBr
CH3Br + Br2 = CH2Br2 + HBr =>
CH3Br + Br2 = CH2Br2 + HBr
FeO + S = FeS + O =>
FeO + S = FeS + O
CH3Br + Br2 = C2H4Br2 + HBr =>
2 CH3Br + Br2 = C2H4Br2 + 2 HBr
Na2CO3(aq) + NiCl2(aq) = Na(aq) + Cl(aq) + NiCO3(s) =>
Na2CO3(aq) + NiCl2(aq) = 2 Na(aq) + 2 Cl(aq) + NiCO3(s)
KClO3 + KCrO2 + KOH = K2CrO4 + H2O + KCl =>
KClO3 + 2 KCrO2 + 2 KOH = 2 K2CrO4 + H2O + KCl
AII3 = AI + I2 =>
2 AII3 = 2 AI + 3 I2
Al + NiI = AlI + Ni =>
Al + NiI = AlI + Ni
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
HCl + Br = BrCl + H =>
HCl + Br = BrCl + H
NH4Cl + NaOH = NH3 + H2O + NaCl = =>
NH4Cl + NaOH = NH3 + H2O + NaCl
MgSO4 + Ca(OH)2 = CaSO4 + Mg(OH)2 =>
MgSO4 + Ca(OH)2 = CaSO4 + Mg(OH)2
AgNO3(heat) = AgNO2 + O2 =>
2 AgNO3(heat) = 2 AgNO2 + O2
Co2 + Mg = Co2Mg =>
Co2 + Mg = Co2Mg
CH3Br + Br2 = C2H4Br2 + HBr =>
2 CH3Br + Br2 = C2H4Br2 + 2 HBr
Ag + HCl + H2O = AgCl + H3O =>
Ag + HCl + H2O = AgCl + H3O
FeSO4 + H2O + Na2CO3 = Fe(OH)2 + Na2SO4 + CO2 =>
FeSO4 + H2O + Na2CO3 = Fe(OH)2 + Na2SO4 + CO2
Cr2(SO4)3 + H2O2 + NaOH = NaCrO2 + NaSO4 + H2O =>
2 Cr2(SO4)3 + 3 H2O2 + 10 NaOH = 4 NaCrO2 + 6 NaSO4 + 8 H2O
Fe + IO3 = Fe3(IO3) =>
3 Fe + IO3 = Fe3(IO3)
Rb + P = Rb3P =>
3 Rb + P = Rb3P
CNH2NOO2 = CO2H2ON2 =>
CNH2NOO2 = CO2H2ON2
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Na2Zn(OH)4 = Na2ZnO2 + H2O =>
Na2Zn(OH)4 = Na2ZnO2 + 2 H2O
NH3(g) + O2(g) = NO(g) + H2O(g) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
Al2O3(aq) + H2(g) = Al(s) + H2O(l) =>
Al2O3(aq) + 3 H2(g) = 2 Al(s) + 3 H2O(l)
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