| Équations équilibrées la veille |
C6H7N3O + C7H7NO2 = H2O + C7H7NOC6H5N3O
S + NaOH = NaS + Na2S2O3 + H2O =>
6 S + 6 NaOH = 4 NaS + Na2S2O3 + 3 H2O
Na2SIO3(s) + HF(aq) = H2SIF6(aq) + NaF(aq) + H2O(l) =>
Na2SIO3(s) + 8 HF(aq) = H2SIF6(aq) + 2 NaF(aq) + 3 H2O(l)
Pb(NO3)2 + H2S = HNO3 + PbS =>
Pb(NO3)2 + H2S = 2 HNO3 + PbS
NH4Cl + Pb(ClO3){2} = NH4ClO3 + PbCl{2} =>
NH4Cl + Pb(ClO3){2} = NH4ClO3 + PbCl{2}
At + O = At2O =>
2 At + O = At2O
K2S + O = K2O + S =>
K2S + O = K2O + S
HNO3 + HCl + PbO2 = Pb(NO3)2 + Cl2 + H2O =>
2 HNO3 + 2 HCl + PbO2 = Pb(NO3)2 + Cl2 + 2 H2O
KN3H2O = HN3KOH =>
KN3H2O = HN3KOH
Cl2Fe + H2O2 + HCl = Cl3Fe + H2O =>
2 Cl2Fe + H2O2 + 2 HCl = 2 Cl3Fe + 2 H2O
Al2O3 + Cu(NO3)2 = Al(NO3)3 + CuO =>
Al2O3 + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 CuO
K2S + FeO = K2O + FeS =>
K2S + FeO = K2O + FeS
SiP + N2 = SiN + P =>
2 SiP + N2 = 2 SiN + 2 P
Ba(NO3)2 + (NH4)2HPO4 = BaHPO4 + (NO3)2(NH4)2 =>
Ba(NO3)2 + (NH4)2HPO4 = BaHPO4 + (NO3)2(NH4)2
FeCl3 + AgNO3 = Fe(NO3) + Cl3Ag =>
FeCl3 + AgNO3 = Fe(NO3) + Cl3Ag
(NaHCO3) + H2SO4 = CO2 + Na2SO4 + H2O =>
2(NaHCO3) + H2SO4 = 2 CO2 + Na2SO4 + 2 H2O
Al(OH)3 + CaCl2 = AlCl3 + Ca(OH)2 =>
2 Al(OH)3 + 3 CaCl2 = 2 AlCl3 + 3 Ca(OH)2
H3BO3 + Cd(OH)2 = Cd3(BO3)2 + H2O =>
2 H3BO3 + 3 Cd(OH)2 = Cd3(BO3)2 + 6 H2O
NH3 + O2 = NO + H2O = =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2SO4 + OH{-} = SO4{-2} + H2O =>
H2SO4 + 2 OH{-} = SO4{-2} + 2 H2O
(NH4)2HPO4 + HCl = NH4Cl + H3PO4 =>
(NH4)2HPO4 + 2 HCl = 2 NH4Cl + H3PO4
NaHOCl + H2O2 = HOCl + NaOH =>
2 NaHOCl + H2O2 = 2 HOCl + 2 NaOH
CH2CHCH2CH3 + KMnO4 + H2O = CH3CH2CHOHCH2OH + KOH + MnO2 =>
3 CH2CHCH2CH3 + 2 KMnO4 + 4 H2O = 3 CH3CH2CHOHCH2OH + 2 KOH + 2 MnO2
NH3 + CH3Cl = (CH3)4NCl + HCl =>
NH3 + 4 CH3Cl = (CH3)4NCl + 3 HCl
Zn + (OH)2 = ZnO + H2O =>
Zn + (OH)2 = ZnO + H2O
CaS + H2O = CaOH + SH =>
CaS + H2O = CaOH + SH
Ca(CH3COO)2*H2O + K2CO3 = CaCO3 + H2O + K(CH3COO) =>
Ca(CH3COO)2*H2O + K2CO3 = CaCO3 + H2O + 2 K(CH3COO)
AsO4{3-} + H2S = AsO3S{3-} + H2O =>
AsO4{3-} + H2S = AsO3S{3-} + H2O
CH3CO2H + NaHCO3 = H2O + CO2 + Na =>
CH3CO2H + 8 NaHCO3 = 6 H2O + 10 CO2 + 8 Na
Fe + S = Fe(ii)S =>
Fe + S = Fe(ii)S
C2H5CHCHC2H5 + K2Cr2O7 + H2SO4 = C2H5COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H5CHCHC2H5 + 4 K2Cr2O7 + 16 H2SO4 = 6 C2H5COOH + 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
CH3NO2 + Zn + HCl = CH3NH2 + ZnCl + H2O =>
CH3NO2 + 6 Zn + 6 HCl = CH3NH2 + 6 ZnCl + 2 H2O
H2SO4 + Ca(C2H3O2)2 = CaSO4 + HC2H3O2 =>
H2SO4 + Ca(C2H3O2)2 = CaSO4 + 2 HC2H3O2
Zn(s) + CuBr2 = Cu(s) + ZnBr2(l) =>
Zn(s) + CuBr2 = Cu(s) + ZnBr2(l)
Sn(H2O) + Zn = Sn + ZnH2O =>
Sn(H2O) + Zn = Sn + ZnH2O
CH3CH2COH + Cu(OH)2 = CH3CH2COOH + CuOH + H2O =>
CH3CH2COH + 2 Cu(OH)2 = CH3CH2COOH + 2 CuOH + H2O
ZnCl3 + (NH4)2S = Zn2S3 + NH4Cl =>
2 ZnCl3 + 3(NH4)2S = Zn2S3 + 6 NH4Cl
KMnO4 + H2C2O4 + HCl = CO2 + MnCl2 + KCl + H2O =>
2 KMnO4 + 5 H2C2O4 + 6 HCl = 10 CO2 + 2 MnCl2 + 2 KCl + 8 H2O
Cu(OH)2 + HC1 = Cu(C1)2 + H2O =>
Cu(OH)2 + 2 HC1 = Cu(C1)2 + 2 H2O
PhC2H5 + KMnO4 + H2SO4 = PhCOOH + CO2 + MnSO4 + K2SO4 + H2O =>
5 PhC2H5 + 12 KMnO4 + 18 H2SO4 = 5 PhCOOH + 5 CO2 + 12 MnSO4 + 6 K2SO4 + 28 H2O
SO3 + HBr = Br2SO3 + H2 =>
SO3 + 2 HBr = Br2SO3 + H2
OH{-} + I2 + MnO2 = I{-} + MnO4{2-} + H2O =>
4 OH{-} + I2 + MnO2 = 2 I{-} + MnO4{2-} + 2 H2O
NaCO3 + H2SO4 = NaSO4 + CO3 + H2 =>
NaCO3 + H2SO4 = NaSO4 + CO3 + H2
Na2O + CuO = Na + Cu(O)2 =>
Na2O + CuO = 2 Na + Cu(O)2
ZnSO4(aq) + CuCl2(aq) = ZnCl2 + CuSO4 =>
ZnSO4(aq) + CuCl2(aq) = ZnCl2 + CuSO4
V + ZnBr2 = VBr3 + Zn =>
2 V + 3 ZnBr2 = 2 VBr3 + 3 Zn
NaH2PO4(aq) + NaOH = Na2HPO4 + H2O =>
NaH2PO4(aq) + NaOH = Na2HPO4 + H2O
HPO2 + Fe2O3 = Fe(PO2)3 + H2O =>
6 HPO2 + Fe2O3 = 2 Fe(PO2)3 + 3 H2O
NaI + MnO2 + H2SO4 = Na(HSO4) + MnSO4 + H2O + I2 =>
2 NaI + MnO2 + 3 H2SO4 = 2 Na(HSO4) + MnSO4 + 2 H2O + I2
Na2S2O3 + NaOH + I2 = Na2SO4 + NaI + H2O =>
Na2S2O3 + 10 NaOH + 4 I2 = 2 Na2SO4 + 8 NaI + 5 H2O
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