| Équations équilibrées la veille |
24 FeSO4 + 6 HBrO2 + 9 H2SO4 = 11 Fe2(SO4)3 + 2 FeBr3 + 12 H2O
Cu(SO4)2 + NaOH = Cu(OH)2 + Na(SO4) =>
Cu(SO4)2 + 2 NaOH = Cu(OH)2 + 2 Na(SO4)
NaI + NaOCl + CH3COOH = NaCl + I2 + CH3COONa + H2O =>
2 NaI + NaOCl + 2 CH3COOH = NaCl + I2 + 2 CH3COONa + H2O
C7H8O + MnO4{-} + H{+} = C7H6O + MnO2 + H2O =>
3 C7H8O + 2 MnO4{-} + 2 H{+} = 3 C7H6O + 2 MnO2 + 4 H2O
NaCl + HNO3 + Ag(NH3)2OH = H2O + NH4NO3 + AgCl + NaNO3 =>
NaCl + 3 HNO3 + Ag(NH3)2OH = H2O + 2 NH4NO3 + AgCl + NaNO3
Cd(OH)2 + NH3 = [Cd(NH3)6] + OH =>
Cd(OH)2 + 6 NH3 = [Cd(NH3)6] + 2 OH
Li + CO2 + H2O = LiHCO3 + H2 =>
2 Li + 2 CO2 + 2 H2O = 2 LiHCO3 + H2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
H{+} + Cr2O7{2-} + CH3OH = Cr{3+} + HCO2H + H2O =>
16 H{+} + 2 Cr2O7{2-} + 3 CH3OH = 4 Cr{3+} + 3 HCO2H + 11 H2O
CH3COOH + Fe(CH3COO)2 + H2O2 = Fe(CH3COO)3 + H2O =>
2 CH3COOH + 2 Fe(CH3COO)2 + H2O2 = 2 Fe(CH3COO)3 + 2 H2O
C6H11OH + O2 = H2O + CO2 =>
2 C6H11OH + 17 O2 = 12 H2O + 12 CO2
MnO2(s) + HCl = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl = MnCl2(s) + Cl2(g) + 2 H2O(l)
Ca(IO3)2 + Na2S2O5 + H2O = I2 + CaSO4 + Na2SO4 + H2SO4 =>
2 Ca(IO3)2 + 5 Na2S2O5 + 3 H2O = 2 I2 + 2 CaSO4 + 5 Na2SO4 + 3 H2SO4
Na2SO4 = SO2 + Na2O2 =>
Na2SO4 = SO2 + Na2O2
Zn(OH)2 + Ba(OH)2 = Ba2[Zn(OH)6] =>
Zn(OH)2 + 2 Ba(OH)2 = Ba2[Zn(OH)6]
CH3NO2 + Fe + HCl = CH3NH2 + FeCl2 + H2O =>
CH3NO2 + 3 Fe + 6 HCl = CH3NH2 + 3 FeCl2 + 2 H2O
C6H10O5(s) + O2(g) = CO2(g) + H2 =>
2 C6H10O5(s) + 7 O2(g) = 12 CO2(g) + 10 H2
CH3CH2COOK + KOH = C2H6 + K2CO3 =>
CH3CH2COOK + KOH = C2H6 + K2CO3
Co(CH3COO)2*4H2O + Na2CO3 = Co2O3 + CH3COONa + H2O + CO2 =>
16 Co(CH3COO)2*4H2O + 17 Na2CO3 = 8 Co2O3 + 34 CH3COONa + 61 H2O + 13 CO2
KI + NaNO2 = KNO2 + NaI =>
KI + NaNO2 = KNO2 + NaI
KClO4 + MnO2 = KMnO4 + ClO2 =>
KClO4 + MnO2 = KMnO4 + ClO2
ICl + S(OH) = SCl + IOH =>
ICl + S(OH) = SCl + IOH
K{+} + Cl{-} = KCl =>
K{+} + Cl{-} = KCl
SnCl2 + H2SO4 = SnSO4 + HCl =>
SnCl2 + H2SO4 = SnSO4 + 2 HCl
KClO4 + MgAl = KCl + MgO + Al2O3 =>
5 KClO4 + 8 MgAl = 5 KCl + 8 MgO + 4 Al2O3
H3BO3 + CH3OH + O2 = B(OCH)3 + H2O =>
2 H3BO3 + 6 CH3OH + 3 O2 = 2 B(OCH)3 + 12 H2O
Ai + O2 = Ai1O2 =>
Ai + O2 = Ai1O2
ZnO + HMnO4 = Zn(MnO4)2 + H2O =>
ZnO + 2 HMnO4 = Zn(MnO4)2 + H2O
SiO3{2-} + NH3 = Si{2-} + N2H4 + H2O =>
SiO3{2-} + 6 NH3 = Si{2-} + 3 N2H4 + 3 H2O
GaAs + Ag = GaAsAg =>
GaAs + Ag = GaAsAg
CaI2 + Na(NO3) = NaI + Ca(NO3)2 =>
CaI2 + 2 Na(NO3) = 2 NaI + Ca(NO3)2
MgNH4PO4 = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4 = Mg2P2O7 + 2 NH3 + H2O
Mg(NO3)2(aq) + Na2CrO4(aq) = NaNO3(aq) + MgCrO4 =>
Mg(NO3)2(aq) + Na2CrO4(aq) = 2 NaNO3(aq) + MgCrO4
Na3PO4(aq) + ZnCl2(aq) = NaCl(s) + Zn3(PO4)2 =>
2 Na3PO4(aq) + 3 ZnCl2(aq) = 6 NaCl(s) + Zn3(PO4)2
Ba(No3)2 + CuCl2 = CuBa + Cl2(No3)2 =>
Ba(No3)2 + CuCl2 = CuBa + Cl2(No3)2
CrCl2 + O2 = Cl2O5 + Cr =>
2 CrCl2 + 5 O2 = 2 Cl2O5 + 2 Cr
Cr(NO3)3(aq) + Al(s) = Al(NO3)3(aq) + Cr(s) =>
Cr(NO3)3(aq) + Al(s) = Al(NO3)3(aq) + Cr(s)
CUI + KI = CUK + I2 =>
CUI + KI = CUK + I2
H3O{+} + S2O3{-2} = S + HSO3{-} + H2O =>
H3O{+} + S2O3{-2} = S + HSO3{-} + H2O
C29H20O + C6H6O4 = C34H26O4 + CO2 =>
88 C29H20O + 101 C6H6O4 = 91 C34H26O4 + 64 CO2
FeCl2*4H2O + NaOH = H2O + Fe(OH)2 + NaCl =>
FeCl2*4H2O + 2 NaOH = 4 H2O + Fe(OH)2 + 2 NaCl
CuHCO3 = Cu + H2 + C + O2 =>
2 CuHCO3 = 2 Cu + H2 + 2 C + 3 O2
KBr + AgNO3 + Na2S2O3 = AgBr + NaNO3 + K2S2O3 =>
2 KBr + 2 AgNO3 + Na2S2O3 = 2 AgBr + 2 NaNO3 + K2S2O3
Ph3P + S8 = Ph3PS =>
8 Ph3P + S8 = 8 Ph3PS
K2CrO4 + K2S203 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
1220 K2CrO4 + 3 K2S203 + 2444 H2SO4 = 610 Cr2(SO4)3 + 2444 H2O + 1223 K2SO4
Mg3(PO4)2 + Ca(OH)2 = Ca3(PO4)2 + Mg(OH)2 =>
Mg3(PO4)2 + 3 Ca(OH)2 = Ca3(PO4)2 + 3 Mg(OH)2
C2H5OH + H2SO4 = CH3COOH + H2O + SO2 =>
C2H5OH + 2 H2SO4 = CH3COOH + 3 H2O + 2 SO2
MnCl2 = Mn{2+} + Cl{-} =>
MnCl2 = Mn{2+} + 2 Cl{-}
CH2CHCH2CH3 + KMnO4 + H2SO4 = CH3CH2CH2COOH + MnO2 + K2SO4 + H2O =>
3 CH2CHCH2CH3 + 4 KMnO4 + 2 H2SO4 = 3 CH3CH2CH2COOH + 4 MnO2 + 2 K2SO4 + 2 H2O
Fe(OH)2 + S = FeS + OH =>
Fe(OH)2 + S = FeS + 2 OH
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