| Équations équilibrées la veille | Équations équilibrées le lendemain |
I2 + H2O = HI + HOI
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
I2 + H2O = H + IO3 =>
I2 + 6 H2O = 12 H + 2 IO3
CH3CHOHCH3 + K2Cr2O7 + H2SO4 = CH3COCH3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CHOHCH3 + K2Cr2O7 + 4 H2SO4 = 3 CH3COCH3 + Cr2(SO4)3 + K2SO4 + 7 H2O
S + O2 + H2O = H2SO4 =>
2 S + 3 O2 + 2 H2O = 2 H2SO4
I2 + H2O = H + IO3 =>
I2 + 6 H2O = 12 H + 2 IO3
I2 + H2O = HI + O2 =>
2 I2 + 2 H2O = 4 HI + O2
I2 + H2O = HI + HOI =>
I2 + H2O = HI + HOI
NH3 + Na = NaNH2 + H2 =>
2 NH3 + 2 Na = 2 NaNH2 + H2
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Cr2O7{2-} + NO2{-} + H3O{+} = Cr{3+} + NO3{-} + H2O =>
Cr2O7{2-} + 3 NO2{-} + 8 H3O{+} = 2 Cr{3+} + 3 NO3{-} + 12 H2O
K2FeO4 + H{+} + CH2O = Fe(OH)3 + K{+} + H2O + CO2 =>
4 K2FeO4 + 8 H{+} + 3 CH2O = 4 Fe(OH)3 + 8 K{+} + H2O + 3 CO2
BaAl2(CO3)2(OH)4H2O + H = BaAl2(CO3)2 + H2O =>
BaAl2(CO3)2(OH)4H2O + 4 H = BaAl2(CO3)2 + 5 H2O
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
BaAl2(CO3)2(OH)4H2O + H = BaAl2(CO) + H2O + CO2 =>
BaAl2(CO3)2(OH)4H2O + 10 H = BaAl2(CO) + 8 H2O + CO2
BaAl2(CO3)2(OH)4H2O + H = BaAl2(CO3) + H2O + CO2 =>
BaAl2(CO3)2(OH)4H2O + 6 H = BaAl2(CO3) + 6 H2O + CO2
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
Cr2O7{2-} + NO2{-} + H3O{+} = Cr{3+} + NO3{-} + H2O =>
Cr2O7{2-} + 3 NO2{-} + 8 H3O{+} = 2 Cr{3+} + 3 NO3{-} + 12 H2O
AlI2H2O = AlI2H2O =>
AlI2H2O = AlI2H2O
K2Cr2O7 + H2S + H2So4 = K2So4 + Cr2(So4)3 + S + H2O =>
K2Cr2O7 + 3 H2S + 4 H2So4 = K2So4 + Cr2(So4)3 + 3 S + 7 H2O
NO2{-} + I{-} + H3O{+} = NO + I2 + H2O =>
2 NO2{-} + 2 I{-} + 4 H3O{+} = 2 NO + I2 + 6 H2O
NaCl + HNO3 = HClO4 + NO2 + NaNO3 + H2O =>
NaCl + 9 HNO3 = HClO4 + 8 NO2 + NaNO3 + 4 H2O
VF5 + HI = V2I10 + HF =>
2 VF5 + 10 HI = V2I10 + 10 HF
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
HNO3 + I2 = HIO3 + NO + H2O =>
10 HNO3 + 3 I2 = 6 HIO3 + 10 NO + 2 H2O
NO2{-} + I{-} + H3O{+} = NO + I2 + H2O =>
2 NO2{-} + 2 I{-} + 4 H3O{+} = 2 NO + I2 + 6 H2O
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
P4 + I2 = PI3 =>
P4 + 6 I2 = 4 PI3
S + O2 = SO2 =>
S + O2 = SO2
Zn + H2(SO4) = Zn2(SO4)2 + H2 =>
2 Zn + 2 H2(SO4) = Zn2(SO4)2 + 2 H2
NO3{-} + Zn + OH{-} + H2O = NH3 + Zn(OH)4{-2} =>
NO3{-} + 4 Zn + 7 OH{-} + 6 H2O = NH3 + 4 Zn(OH)4{-2}
H2 + N2 = NH4 =>
4 H2 + N2 = 2 NH4
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
BaAl2(CO3)2(OH)4H2O + H = BaAl2(OH) + H2O + CO2 =>
BaAl2(CO3)2(OH)4H2O + 7 H = BaAl2(OH) + 6 H2O + 2 CO2
NO3{-} + Al + OH{-} + H2O = NH3 + Al(OH)4{-} =>
3 NO3{-} + 8 Al + 5 OH{-} + 18 H2O = 3 NH3 + 8 Al(OH)4{-}
CASO3 + H3PO4 = CAPO4 + H20 + SO3 =>
20 CASO3 + 20 H3PO4 = 20 CAPO4 + 3 H20 + 20 SO3
H3PO4 + CaCO3 = Ca3(PO4)2 + CO2 + H2O =>
2 H3PO4 + 3 CaCO3 = Ca3(PO4)2 + 3 CO2 + 3 H2O
H2 + Cl = H2Cl =>
H2 + Cl = H2Cl
I2 + I{-} = I3{-} =>
I2 + I{-} = I3{-}
H2 + Cl = H2Cl =>
H2 + Cl = H2Cl
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
C + H2O = CO + H =>
C + H2O = CO + 2 H
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
BaAl2(CO3)2(OH)4H2O + H = BaAl2(OH) + H2O + CO2 =>
BaAl2(CO3)2(OH)4H2O + 7 H = BaAl2(OH) + 6 H2O + 2 CO2
MnSO4 + PbO2 + H2SO4 = HMnO4 + PbSO4 + H20 =>
20 MnSO4 + 40 PbO2 + 20 H2SO4 = 20 HMnO4 + 40 PbSO4 + H20
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/12/11
Équations équilibrées sur04/11/10
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