| Équations équilibrées la veille |
36 C6H5MgBr + 55 C13H10O + 30 H3O = 49 C19H16O + 36 MgBrOH
VO2{+} + SeO3{2-} = VO{+} + SeO4{2-} =>
VO2{+} + SeO3{2-} = VO{+} + SeO4{2-}
K4FeC6N6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4FeC6N6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Zn + CrO4{-2} + H2O = Zn{+2} + Cr(OH)3 + OH{-} =>
3 Zn + 2 CrO4{-2} + 8 H2O = 3 Zn{+2} + 2 Cr(OH)3 + 10 OH{-}
Cm + O2 = CmO2 =>
Cm + O2 = CmO2
KOH + NH4NO2 = KNO2 + NH3 + H2O =>
KOH + NH4NO2 = KNO2 + NH3 + H2O
SrCO3 + Pr6O11 + TiO2 = Sr9Pr1Ti10O30 + CO2 + O2 =>
108 SrCO3 + 2 Pr6O11 + 120 TiO2 = 12 Sr9Pr1Ti10O30 + 108 CO2 + 5 O2
C6H5CH(CH3)2 + O2 = C6H5COOH(CH3)2 =>
C6H5CH(CH3)2 + O2 = C6H5COOH(CH3)2
NH2OH + Mg + HCl = NH3 + MgCl2 + H2O =>
NH2OH + Mg + 2 HCl = NH3 + MgCl2 + H2O
MnO + CO2 = MnO2 + CO =>
MnO + CO2 = MnO2 + CO
CrO3 + KCl + H2SO4 = Cr2(SO4)3 + Cl2 + K2SO4 + H2O =>
2 CrO3 + 6 KCl + 6 H2SO4 = Cr2(SO4)3 + 3 Cl2 + 3 K2SO4 + 6 H2O
CuCl2(aq) + H2S(aq) = CuS(s) + HCl(aq) =>
CuCl2(aq) + H2S(aq) = CuS(s) + 2 HCl(aq)
KMnO4 + Ag + H2SO4 = Ag2SO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 10 Ag + 8 H2SO4 = 5 Ag2SO4 + 2 MnSO4 + K2SO4 + 8 H2O
UO2SO4 + Zn + H2SO4 = U(SO4)2 + ZnSO4 + H2O =>
UO2SO4 + Zn + 2 H2SO4 = U(SO4)2 + ZnSO4 + 2 H2O
Fe + NaNO3 + H2O = Fe(NO3)2 + NO + NaOH =>
3 Fe + 8 NaNO3 + 4 H2O = 3 Fe(NO3)2 + 2 NO + 8 NaOH
H2NCH2CH2OH = N(CH2CH2)3N + NH3 + H2O =>
3 H2NCH2CH2OH = N(CH2CH2)3N + NH3 + 3 H2O
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + I2 + H2O + K2SO4 =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 3 I2 + 7 H2O + 4 K2SO4
MgCl2 + H2O2 = MgO + HCl + O2 =>
2 MgCl2 + 2 H2O2 = 2 MgO + 4 HCl + O2
KCl + I2 = KI + Cl2 =>
2 KCl + I2 = 2 KI + Cl2
Cu + H2 = CuH2 =>
Cu + H2 = CuH2
BaCl2 + CaCO3 = BaCO3 + CaCl2 =>
BaCl2 + CaCO3 = BaCO3 + CaCl2
C2H6O + Cr2O7{2-} + H3O{+} = Cr{3+} + C2H4O + H2O =>
3 C2H6O + Cr2O7{2-} + 8 H3O{+} = 2 Cr{3+} + 3 C2H4O + 15 H2O
Hg3 + O2 = Hg2O3 =>
4 Hg3 + 9 O2 = 6 Hg2O3
Ni = Ni2{+} + e =>
2 Ni = Ni2{+} + e
W(CO3)2 = WO2 + CO2 =>
W(CO3)2 = WO2 + 2 CO2
CH3CH2COCl + CH3NH2 = CH3CH2CONH2 + CH3Cl =>
CH3CH2COCl + CH3NH2 = CH3CH2CONH2 + CH3Cl
Au2O3 = Au + O2 =>
2 Au2O3 = 4 Au + 3 O2
Pb + O2 = PbO =>
2 Pb + O2 = 2 PbO
F2(g) + KI(s) = I2(s) + KF(s) =>
F2(g) + 2 KI(s) = I2(s) + 2 KF(s)
CH2CHOH = CH3CHO =>
CH2CHOH = CH3CHO
BaSO3(s) = BaO(s) + SO2(g) =>
BaSO3(s) = BaO(s) + SO2(g)
S + O2 = OS4 =>
8 S + O2 = 2 OS4
HNO3(aq) + Na3PO4(aq) = H3PO4 + NaNO3 =>
3 HNO3(aq) + Na3PO4(aq) = H3PO4 + 3 NaNO3
Fe + KSCN = Fe(KSCN) =>
Fe + KSCN = Fe(KSCN)
Pb(OH)3{-} + ClO{-} = PbO2(s) + Cl{-} + OH{-} + H2O =>
Pb(OH)3{-} + ClO{-} = PbO2(s) + Cl{-} + OH{-} + H2O
Ba3(PO4)2 + Fe2(SO4)3 = BaSO4 + FePO4 =>
Ba3(PO4)2 + Fe2(SO4)3 = 3 BaSO4 + 2 FePO4
(CH3COO)2Pb + H2S = (CH3COO)H + PbS =>
(CH3COO)2Pb + H2S = 2(CH3COO)H + PbS
FeSO4 + (NH4)2SO4 + H2O = FeSO4*(NH4)2SO4*6H2O =>
FeSO4 + (NH4)2SO4 + 6 H2O = FeSO4*(NH4)2SO4*6H2O
CF4 + Br = CBr4 + F =>
CF4 + 4 Br = CBr4 + 4 F
FeCl2 + O2 = Fe2O3 + Cl3 =>
12 FeCl2 + 9 O2 = 6 Fe2O3 + 8 Cl3
Cd(s) + O2(g) = CdO =>
2 Cd(s) + O2(g) = 2 CdO
Al2(SO4)3 + NH3 + H2O = Al(OH)3 + (NH4)2(SO4) =>
Al2(SO4)3 + 6 NH3 + 6 H2O = 2 Al(OH)3 + 3(NH4)2(SO4)
C6H5MgBr + C13H10O + H3O = C19H16O + MgBr(OH) =>
36 C6H5MgBr + 55 C13H10O + 30 H3O = 49 C19H16O + 36 MgBr(OH)
Cu + NH4SCN = CuSCN + NH4 =>
Cu + NH4SCN = CuSCN + NH4
(CH3CH2)3N + HCl = (CH3CH2)3NHCl =>
(CH3CH2)3N + HCl = (CH3CH2)3NHCl
S + O2 = OS4 =>
8 S + O2 = 2 OS4
FeBr2 + Na2CO3 = FeCO3 + Na2Br2 =>
FeBr2 + Na2CO3 = FeCO3 + Na2Br2
(NH4)2CO3 + HClO4 = NH4ClO4 + H2CO3 =>
(NH4)2CO3 + 2 HClO4 = 2 NH4ClO4 + H2CO3
KMnO4 + H3PO3 = MnHPO4 + KH2PO4 + H3PO4 + H2O =>
2 KMnO4 + 5 H3PO3 = 2 MnHPO4 + 2 KH2PO4 + H3PO4 + 3 H2O
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