| Équations équilibrées la veille |
2 H2O + Mn + Na2CO3 = MnCO3 + 2 NaOH + H2
C3F8 + KMnO4 = CO2 + MnO2 + KF + O2 =>
C3F8 + 8 KMnO4 = 3 CO2 + 8 MnO2 + 8 KF + 5 O2
KMnO4 + KCl + H2SO4 = MnSO4 + KHSO4 + HO + Cl2 =>
2 KMnO4 + 2 KCl + 6 H2SO4 = 2 MnSO4 + 4 KHSO4 + 8 HO + Cl2
FeBr + Au(ClO4)3 = FeClO4 + AuBr3 =>
3 FeBr + Au(ClO4)3 = 3 FeClO4 + AuBr3
Mg(C2H3O2)2 + HF = MgF2 + H(C2H3O2) =>
Mg(C2H3O2)2 + 2 HF = MgF2 + 2 H(C2H3O2)
S02 + K2CrO7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
3 S02 + 4 K2CrO7 + 4 H2SO4 = 4 K2SO4 + 2 Cr2(SO4)3 + 4 H2O
C4H6 + KMnO4 + H2SO4 = CO2 + C2H204 + K2SO4 + MnSO4 =>
69 C4H6 + 134 KMnO4 + 201 H2SO4 = 268 CO2 + 4 C2H204 + 67 K2SO4 + 134 MnSO4
Cr + Na2O2 + NaOH = Cr3OH + Na3O2 =>
3 Cr + Na2O2 + NaOH = Cr3OH + Na3O2
HClO3 + Zn(OH)3 = Zn(ClO3)3 + H2O =>
3 HClO3 + Zn(OH)3 = Zn(ClO3)3 + 3 H2O
H2CO3 + Ba = BaCO3 + H4 =>
2 H2CO3 + 2 Ba = 2 BaCO3 + H4
NH + O = NO + HO =>
NH + 2 O = NO + HO
Mg(NO3)2 + CH4N2O = MgO + NO + CO2 + H2O =>
5 Mg(NO3)2 + 3 CH4N2O = 5 MgO + 16 NO + 3 CO2 + 6 H2O
K2Cr2O7 + NH4OH = KOH + (NH4)2Cr2O7 =>
K2Cr2O7 + 2 NH4OH = 2 KOH + (NH4)2Cr2O7
C4H8 + NH4COOH = C4H10 + NH4COO =>
C4H8 + 2 NH4COOH = C4H10 + 2 NH4COO
CH3OH(g) + NOCl(g) = CH3ONO(g) + HCl(g) =>
CH3OH(g) + NOCl(g) = CH3ONO(g) + HCl(g)
KOH + S = K2S2O3 + K2S4 + H2O =>
6 KOH + 10 S = K2S2O3 + 2 K2S4 + 3 H2O
HClO3 + Br2 + H2O = H2BrO3 + HCl =>
4 HClO3 + 3 Br2 + 6 H2O = 6 H2BrO3 + 4 HCl
C13H11ClO + NaOCl = C13H9ClO + H2O + NaCl =>
C13H11ClO + NaOCl = C13H9ClO + H2O + NaCl
C7H6O3 + NaOH = C7H5O3Na + H2O =>
C7H6O3 + NaOH = C7H5O3Na + H2O
C2H4 + O2 = CO23 + H2O =>
C2H4 + 24 O2 = 2 CO23 + 2 H2O
CH3COOH + CH3CH2CH2OH = HCOOCH2CH2CH3 + HOH =>
3 CH3COOH + 2 CH3CH2CH2OH = 3 HCOOCH2CH2CH3 + 2 HOH
C12H26 + NaH + H2O2 = NaC12H26 + H3O2 =>
C12H26 + NaH + H2O2 = NaC12H26 + H3O2
FeCO3 + HNO3 = Fe(NO3)2 + CO2 + H2O =>
FeCO3 + 2 HNO3 = Fe(NO3)2 + CO2 + H2O
Na2S + NaMnO4 + NaOH = Na2MnO4 + Na2SO4 + H2O =>
Na2S + 8 NaMnO4 + 8 NaOH = 8 Na2MnO4 + Na2SO4 + 4 H2O
AgNO3(aq) + NaS2(aq) = AgS2(s) + NaNO3(aq) =>
AgNO3(aq) + NaS2(aq) = AgS2(s) + NaNO3(aq)
Sb2O + H2O = H3SbO2 =>
Sb2O + 3 H2O = 2 H3SbO2
NH4HCO3 = NH3(g) + CO2(g) + H2O =>
NH4HCO3 = NH3(g) + CO2(g) + H2O
C2H4N + O2 = CO2 + H2O + NO2 =>
C2H4N + 4 O2 = 2 CO2 + 2 H2O + NO2
C2H4OHCN = C3H3NH2O =>
C2H4OHCN = C3H3NH2O
Bl2O3 + NaOH + NaClO = NaBlO3 + NaCl + H2O =>
Bl2O3 + 2 NaOH + 2 NaClO = 2 NaBlO3 + 2 NaCl + H2O
Br + O2 = Br2O7 =>
4 Br + 7 O2 = 2 Br2O7
CH3CH2CH2OH + KMnO4 = CH3COOK + MnO2 + KOH + H2O =>
2 CH3CH2CH2OH + 4 KMnO4 = 3 CH3COOK + 4 MnO2 + KOH + 3 H2O
KMnO4 + FeSO4 + HSO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 26 FeSO4 + 16 HSO4 = K2SO4 + 2 MnSO4 + 13 Fe2(SO4)3 + 8 H2O
Sn + HgN = N + HgSn =>
Sn + HgN = N + HgSn
HIO4 + Ba(OH)2 = Ba(IO4)2 + H2O =>
2 HIO4 + Ba(OH)2 = Ba(IO4)2 + 2 H2O
Ag + CI2 = AgCI2 =>
Ag + CI2 = AgCI2
CC = C =>
CC = 2 C
Fe(OH) + Pb(OH)2 = Pb + Fe(OH)3 =>
Fe(OH) + Pb(OH)2 = Pb + Fe(OH)3
Cu + NO2 = Cu(NO3)2 + NO =>
Cu + 4 NO2 = Cu(NO3)2 + 2 NO
N2O + CuO = N2Cu + O2 =>
N2O + CuO = N2Cu + O2
H2SO4 + NaOH = SO4(OH)2 + NaH =>
H2SO4 + 2 NaOH = SO4(OH)2 + 2 NaH
CaCl2*2H2O + (NH4)2C2O4 = NH4Cl + CaC2O4 + H2O =>
CaCl2*2H2O + (NH4)2C2O4 = 2 NH4Cl + CaC2O4 + 2 H2O
Br2 + Cl2 = Br3Cl =>
3 Br2 + Cl2 = 2 Br3Cl
C3H6O + NO2 + CH4 = CH3NO2 + CO2 =>
2 C3H6O + 8 NO2 + 3 CH4 = 8 CH3NO2 + CO2
La + Sr + Mn + O = LaSrMnO3 =>
La + Sr + Mn + 3 O = LaSrMnO3
Mg(OH)2 + HClO = H2O + Mg(ClO)2 =>
Mg(OH)2 + 2 HClO = 2 H2O + Mg(ClO)2
Cu + Co2O3 = Co + CuO2 =>
3 Cu + 2 Co2O3 = 4 Co + 3 CuO2
Fe2O3 + Zn(NO3) = ZnO + Fe(NO3)2 + NO =>
Fe2O3 + 5 Zn(NO3) = 5 ZnO + 2 Fe(NO3)2 + NO
C6H10O5 + NO2 = C6H7N3O11 + H6 =>
2 C6H10O5 + 6 NO2 = 2 C6H7N3O11 + H6
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
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