Équations équilibrées la veille |
S2O3{2-} + 5 H2O = 2 SO4{2-} + 10 H{+} + 8e
S2O3 + I2 = S4I4 + O2 =>
2 S2O3 + 2 I2 = S4I4 + 3 O2
I2(g) + NaBr(aq) = I2Br + Na =>
I2(g) + NaBr(aq) = I2Br + Na
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + KOH + CH2OHCH2OH =>
3 CH2CHCHCH2 + 2 KMnO4 + 10 H2O = 2 MnO2 + 2 KOH + 6 CH2OHCH2OH
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
HSO4{-} + H2O = H3O{+} + SO4{2-} =>
HSO4{-} + H2O = H3O{+} + SO4{2-}
MgCl2 + Cu2SO4 = MgSO4 + Cl2Cu2 =>
MgCl2 + Cu2SO4 = MgSO4 + Cl2Cu2
Fe(CNS)3 + Na2S2O3 = Fe(CNS)2 + Na2S4O6 + NaCNS =>
2 Fe(CNS)3 + 2 Na2S2O3 = 2 Fe(CNS)2 + Na2S4O6 + 2 NaCNS
Mn2O3 + H2O = MnO2 + H{+} + e =>
Mn2O3 + H2O = 2 MnO2 + 2 H{+} + 2e
Al(NO3)3 + Cu(OH)2 = Al(OH)3 + Cu(NO3)2 =>
2 Al(NO3)3 + 3 Cu(OH)2 = 2 Al(OH)3 + 3 Cu(NO3)2
VO2{+} + H2SO3 = VO{2+} + SO4{2-} + H2O =>
2 VO2{+} + H2SO3 = 2 VO{2+} + SO4{2-} + H2O
CHF3 + F2 = CF4 + H2 =>
2 CHF3 + F2 = 2 CF4 + H2
Co(OH)2 + H2O = H3O + CoO2H =>
Co(OH)2 + H2O = H3O + CoO2H
CuSO3 + H2SO4 = CuSO4 + H2SO3 =>
CuSO3 + H2SO4 = CuSO4 + H2SO3
NH2NH2 + H2O2 = N2 + H2O =>
NH2NH2 + 2 H2O2 = N2 + 4 H2O
CH3COOH + C14H14N3NaO3S = C14H14N3NaO3S(CH3COO) + H =>
CH3COOH + C14H14N3NaO3S = C14H14N3NaO3S(CH3COO) + H
CH3CH2NH2 + CH3I = CH3CH2NH2CH3 + I =>
CH3CH2NH2 + CH3I = CH3CH2NH2CH3 + I
AgOH + NaCl = AgCl + NaOH =>
AgOH + NaCl = AgCl + NaOH
H3BO3 + CH4O = C3H9BO3 + H2O =>
H3BO3 + 3 CH4O = C3H9BO3 + 3 H2O
KIO3 + SO2 + H2O = KI + H2SO4 =>
KIO3 + 3 SO2 + 3 H2O = KI + 3 H2SO4
Fe + AgClO3 = Fe(ClO3)2 + Ag =>
Fe + 2 AgClO3 = Fe(ClO3)2 + 2 Ag
HNO3 + NO2 = HNO2 + NO3 =>
HNO3 + NO2 = HNO2 + NO3
MgO + NH4NO3 = Mg(NO3)2 + NH3 + H2O =>
MgO + 2 NH4NO3 = Mg(NO3)2 + 2 NH3 + H2O
Fe(ClO4)3 + K2CO3 = FeCO3 + K2(ClO4)3 =>
Fe(ClO4)3 + K2CO3 = FeCO3 + K2(ClO4)3
NaVO3 + Na2SO3 + H2SO4 = V2(SO4)3 + Na2SO4 + H2O =>
2 NaVO3 + 2 Na2SO3 + 4 H2SO4 = V2(SO4)3 + 3 Na2SO4 + 4 H2O
HCOOH + LiOH = (HCOO)Li + H2O =>
HCOOH + LiOH = (HCOO)Li + H2O
CuSO4(aq) + K2CO3(aq) = CuCO3 + K2SO4 =>
CuSO4(aq) + K2CO3(aq) = CuCO3 + K2SO4
ZnSO4 + H2S = ZnS + H2SO4 =>
ZnSO4 + H2S = ZnS + H2SO4
HCl(aq) + Mg(g) = MgCl2 + H2 =>
2 HCl(aq) + Mg(g) = MgCl2 + H2
Cu3Zn2 + HNO3 = Cu3Zn2OH + NO2 =>
Cu3Zn2 + HNO3 = Cu3Zn2OH + NO2
Br2 + N2H4 + OH{-} = Br{-} + N2 + H2O =>
2 Br2 + N2H4 + 4 OH{-} = 4 Br{-} + N2 + 4 H2O
Cl2(g) + KI(ac) = KCl(ac) + I2(ac) =>
Cl2(g) + 2 KI(ac) = 2 KCl(ac) + I2(ac)
C6H14O + CuO = C6H12O + H2O + Cu =>
C6H14O + CuO = C6H12O + H2O + Cu
NaHCO3 + HOH = Na + OH + H2CO3 =>
NaHCO3 + HOH = Na + OH + H2CO3
SnCl2 + NaOH = SnO*H2O + NaCl =>
SnCl2 + 2 NaOH = SnO*H2O + 2 NaCl
KMnO4 + NaNO2 + NaOH = KNaMnO4 + NaNO3 + H2O =>
2 KMnO4 + NaNO2 + 2 NaOH = 2 KNaMnO4 + NaNO3 + H2O
C7H5N3O8 + O2 = CO2 + H2O + N2O =>
2 C7H5N3O8 + 10 O2 = 14 CO2 + 5 H2O + 3 N2O
Zn3N2 + K2S = ZnS + K3N =>
Zn3N2 + 3 K2S = 3 ZnS + 2 K3N
Al2Te3 = Al + Te =>
Al2Te3 = 2 Al + 3 Te
CuSO4 + H2O2 = H2SO4 + CuO2 =>
CuSO4 + H2O2 = H2SO4 + CuO2
HNO3 + Fe(OH)3 = H2O + Fe(NO3)3 =>
3 HNO3 + Fe(OH)3 = 3 H2O + Fe(NO3)3
Cu + Zn(NO3)2 = Cu(NO3)2 + Zn =>
Cu + Zn(NO3)2 = Cu(NO3)2 + Zn
CH2CHCH2CH3 + H2O = CH3CHOHCH2CH3 =>
CH2CHCH2CH3 + H2O = CH3CHOHCH2CH3
Na3PO4(aq) + AlCl3(aq) = NaCl + AlPO4 =>
Na3PO4(aq) + AlCl3(aq) = 3 NaCl + AlPO4
Se + HNO3 = SeO2 + NO2 + H2O =>
Se + 4 HNO3 = SeO2 + 4 NO2 + 2 H2O
C2H5OH + I2 = CHI3 + HI + HCOOH =>
2 C2H5OH + 8 I2 = 3 CHI3 + 7 HI + HCOOH
BaI2 = Ba + I2 =>
BaI2 = Ba + I2
FeSO4 + H2SO4 + NaHSO3 = Na2S + Fe2(SO4)3 + H2O =>
4 FeSO4 + H2SO4 + 2 NaHSO3 = Na2S + 2 Fe2(SO4)3 + 2 H2O
C8H10 + KMnO4 = MnO2 + KOH + CO2 + C6H5COOH =>
C8H10 + 4 KMnO4 = 4 MnO2 + 4 KOH + CO2 + C6H5COOH
V + KOH + O2 = KVO3 + H2O =>
4 V + 4 KOH + 5 O2 = 4 KVO3 + 2 H2O
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