Équations équilibrées la veille |
6 Fe3O4 + 2 KMnO4 + 28 H2SO4 = 9 Fe2(SO4)3 + 2 MnO2 + K2SO4 + 28 H2O
Al(NO2)3 + H2O = Al(OH)3 + HNO2 =>
Al(NO2)3 + 3 H2O = Al(OH)3 + 3 HNO2
K(aq) + Br(aq) = KBr(s) =>
K(aq) + Br(aq) = KBr(s)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
AgF + I2 = AgI + F2 =>
2 AgF + I2 = 2 AgI + F2
SrCl2 + C3H8 + O2 = CO2 + Cl + SrH =>
8 SrCl2 + C3H8 + 3 O2 = 3 CO2 + 16 Cl + 8 SrH
SrCl2 + (NH4)2C2O4 = NH4Cl + SrC2O4 =>
SrCl2 + (NH4)2C2O4 = 2 NH4Cl + SrC2O4
(PbCl6) + MnSO4 = PbSO4 + MnCl2 + Cl2 =>
(PbCl6) + MnSO4 = PbSO4 + MnCl2 + 2 Cl2
NaHSO4 + H2O = NaOH + H2SO4 =>
NaHSO4 + H2O = NaOH + H2SO4
CH3CH2CH3 = CH3CHCH2 + H2 =>
CH3CH2CH3 = CH3CHCH2 + H2
H2SO4 + NaHC = CO2 + Na + S + H2O =>
5 H2SO4 + 6 NaHC = 6 CO2 + 6 Na + 5 S + 8 H2O
(NH4) + (NO2) = N + H2O =>
(NH4) + (NO2) = 2 N + 2 H2O
Zn2SO4 + H2S = Zn2S + H2SO4 =>
Zn2SO4 + H2S = Zn2S + H2SO4
NaOH + FeSO4 = (Na)2SO4 + Fe(OH)2 =>
2 NaOH + FeSO4 = (Na)2SO4 + Fe(OH)2
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
Br2 + NaCl = BrCl + Na =>
Br2 + 2 NaCl = 2 BrCl + 2 Na
K2CO3 + Ba(NO3)2 = BaCO3 + KNO3 =>
K2CO3 + Ba(NO3)2 = BaCO3 + 2 KNO3
(NH4)2SO4 + H2O + Al2(SO4)3*18H2O = NH4Al(SO4)2*12H2O =>
(NH4)2SO4 + 6 H2O + Al2(SO4)3*18H2O = 2 NH4Al(SO4)2*12H2O
NaC14H13O3 + H2SO4 = C14H14O3 + NaHSO4 =>
NaC14H13O3 + H2SO4 = C14H14O3 + NaHSO4
HNO3 + Na(C2H3O2) = HC2H3O2 + NaNO3 =>
HNO3 + Na(C2H3O2) = HC2H3O2 + NaNO3
Co(OH)2 + HI = CoI2 + HOH =>
Co(OH)2 + 2 HI = CoI2 + 2 HOH
HNO3 + Bi(OH)4 = Bi(NO3)4 + H2O =>
4 HNO3 + Bi(OH)4 = Bi(NO3)4 + 4 H2O
Cr(NO3)3 + Na2C2O4 = Cr2(C2O4)3 + NaNO3 =>
2 Cr(NO3)3 + 3 Na2C2O4 = Cr2(C2O4)3 + 6 NaNO3
KMnO4 + H2SO3 = K2SO4 + MnSO4 + H2SO4 + H2O =>
2 KMnO4 + 5 H2SO3 = K2SO4 + 2 MnSO4 + 2 H2SO4 + 3 H2O
Zn(s) + AgNO3(ac) = Ag + Zn(NO3)2 =>
Zn(s) + 2 AgNO3(ac) = 2 Ag + Zn(NO3)2
C2H4O + Cu(OH)2 = C2H4O2 + Cu(OH) + H2O =>
C2H4O + 2 Cu(OH)2 = C2H4O2 + 2 Cu(OH) + H2O
Fe + O + H2O = FeOH2O =>
Fe + O + H2O = FeOH2O
AlO = Al + O =>
AlO = Al + O
PBr5 = P + Br2 =>
2 PBr5 = 2 P + 5 Br2
BaSO4 + KCl = BaCl2 + K2SO4 =>
BaSO4 + 2 KCl = BaCl2 + K2SO4
HNO3 + K2Zn(OH)4 + H = Zn + KNO3 + H2O =>
2 HNO3 + K2Zn(OH)4 + 2 H = Zn + 2 KNO3 + 4 H2O
Cl2 + O2 = Cl2O3 =>
2 Cl2 + 3 O2 = 2 Cl2O3
Cr3{+} + Mn = Mn{2+} + Cr =>
2 Cr3{+} + Mn = Mn{2+} + 6 Cr
Fe(NO3)3 + NH3 = Fe(NH3)3 + NO3 =>
Fe(NO3)3 + 3 NH3 = Fe(NH3)3 + 3 NO3
CuCo(s) + OH(g) = CuCoOH =>
CuCo(s) + OH(g) = CuCoOH
AsCl3 + Na2CO3 = As2(CO3)3 + NaCl =>
2 AsCl3 + 3 Na2CO3 = As2(CO3)3 + 6 NaCl
CuNO2 + BaCl2 = CuCl2 + Ba(NO2) =>
CuNO2 + BaCl2 = CuCl2 + Ba(NO2)
HNO3 + S = NO + H2O + SO2 =>
4 HNO3 + 3 S = 4 NO + 2 H2O + 3 SO2
[Co(H2O)6]Cl2 + KCNS = K2[Co(CNS)4] + KCl + H2O =>
[Co(H2O)6]Cl2 + 4 KCNS = K2[Co(CNS)4] + 2 KCl + 6 H2O
CoH4 + O2 = Co2 + H2O =>
2 CoH4 + 2 O2 = Co2 + 4 H2O
Ca(HCO3)2 + CH3OOH = Ca(CH3OOH)2 + H2O + CO2 =>
2 Ca(HCO3)2 + 5 CH3OOH = 2 Ca(CH3OOH)2 + 4 H2O + 5 CO2
AlNO3 + HSO4 = AlSO4 + HNO3 =>
AlNO3 + HSO4 = AlSO4 + HNO3
Al + HNO3 = Al(NO3)3 + N2 + H2O =>
10 Al + 36 HNO3 = 10 Al(NO3)3 + 3 N2 + 18 H2O
HIO3 + Na2SO3 = I2 + Na2SO4 + H2O =>
2 HIO3 + 5 Na2SO3 = I2 + 5 Na2SO4 + H2O
SiH4 + NH3 = Si3N4 + H2 =>
3 SiH4 + 4 NH3 = Si3N4 + 12 H2
KI + Cr = KCrI =>
KI + Cr = KCrI
NaHCO3 + HCl = NaCl(aq) + H2O + CO2(g) =>
NaHCO3 + HCl = NaCl(aq) + H2O + CO2(g)
Cl2 + O2 = Cl2O5 =>
2 Cl2 + 5 O2 = 2 Cl2O5
Li2 + H2 = LiH =>
Li2 + H2 = 2 LiH
KI(aq) + Cl(g) = KCl(aq) + I2(aq) =>
2 KI(aq) + 2 Cl(g) = 2 KCl(aq) + I2(aq)
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