| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(C2H3O2)2 + BaCl2 = PbCl2 + (Ba(C2H3O2)2)
Cl + S + NaOH = NaCl + SO4 + H2O =>
8 Cl + S + 8 NaOH = 8 NaCl + SO4 + 4 H2O
Au + K(CN) + O2 + H2O = K[Au(CN)2] + KOH =>
4 Au + 8 K(CN) + O2 + 2 H2O = 4 K[Au(CN)2] + 4 KOH
Na2SO4 + AgI = Ag2SO4 + NaI =>
Na2SO4 + 2 AgI = Ag2SO4 + 2 NaI
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CH3OH + KMnO4 = CH3OK + HMnO4 =>
CH3OH + KMnO4 = CH3OK + HMnO4
P + HClO2 + H2O = H3PO4 + HCl =>
4 P + 5 HClO2 + 6 H2O = 4 H3PO4 + 5 HCl
Pb + O2 = Pb3O4 =>
3 Pb + 2 O2 = Pb3O4
NaN3 + NaNO2 + H2O = NaOH + N2 =>
3 NaN3 + NaNO2 + 2 H2O = 4 NaOH + 5 N2
Al2(SO4)3 + Co(NO3)2 = Al(NO3)3 + CoSO4 =>
Al2(SO4)3 + 3 Co(NO3)2 = 2 Al(NO3)3 + 3 CoSO4
Si + Cl2 = SiCl2 =>
Si + Cl2 = SiCl2
HI + H2SO4 = H2 + I2SO4 =>
2 HI + H2SO4 = 2 H2 + I2SO4
C3H7OH + HI = C3H8 + I2 + H2O =>
C3H7OH + 2 HI = C3H8 + I2 + H2O
K2MnO4 + H2SO4 + NH3 = K2SO4 + MnSO4 + N2 + H2O =>
3 K2MnO4 + 6 H2SO4 + 4 NH3 = 3 K2SO4 + 3 MnSO4 + 2 N2 + 12 H2O
Ca + AlCl3 = CaCl3 + Al =>
Ca + AlCl3 = CaCl3 + Al
Na + H2SO4 = Na2SO4 + SO2 + H2O =>
2 Na + 2 H2SO4 = Na2SO4 + SO2 + 2 H2O
Co + NaOH = Co(OH)3 + Na2 =>
2 Co + 6 NaOH = 2 Co(OH)3 + 3 Na2
Sr(OH)2 + Br2 = Sr(BrO3)2 + SrBr2 + H2O =>
6 Sr(OH)2 + 6 Br2 = Sr(BrO3)2 + 5 SrBr2 + 6 H2O
Br2 + Bi2O3 + KOH = KBiO3 + KBr + H2O =>
2 Br2 + Bi2O3 + 6 KOH = 2 KBiO3 + 4 KBr + 3 H2O
W + KOH + KNO3 = K2WO4 + KNO2 + H2O =>
W + 2 KOH + 3 KNO3 = K2WO4 + 3 KNO2 + H2O
C2H5CH3COOH + CH2OHCH2OHCH3 = C2H5COCH2OHCH2OHCH3 + H2O =>
6 C2H5CH3COOH + 2 CH2OHCH2OHCH3 = 5 C2H5COCH2OHCH2OHCH3 + H2O
NaCO3 + H3PO4 = NaHPO4 + CO2H2O =>
NaCO3 + H3PO4 = NaHPO4 + CO2H2O
CH3CH3OH + O2 = H2O + CH3COOH =>
4 CH3CH3OH + 5 O2 = 6 H2O + 4 CH3COOH
Zn + HNO3 = Zn(NO3)2 + N2O + H2O1 =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O1
(NH4)2S + ZnBr2 = NH4Br + ZnS =>
(NH4)2S + ZnBr2 = 2 NH4Br + ZnS
P + NO3{-} + H2O = PO4{3-} + NO + H{+} =>
3 P + 5 NO3{-} + 2 H2O = 3 PO4{3-} + 5 NO + 4 H{+}
CH3NH2 + CH3Cl = CH3NHCH3 + HCl =>
CH3NH2 + CH3Cl = CH3NHCH3 + HCl
C3H12O + O2 = CO2 + H2O =>
2 C3H12O + 11 O2 = 6 CO2 + 12 H2O
NaCO3 + H2(SO4) = H2O + CO2 + Na(SO4) =>
NaCO3 + H2(SO4) = H2O + CO2 + Na(SO4)
Al + HBr = AlBr3 + H3 =>
Al + 3 HBr = AlBr3 + H3
(NH4)2Cr2O7 = Cr2O3 + N2(g) + H2O(v) =>
(NH4)2Cr2O7 = Cr2O3 + N2(g) + 4 H2O(v)
AgNO2 + HCl = HNO2 + AgCl =>
AgNO2 + HCl = HNO2 + AgCl
C2H4O + Ag2O + NH3 = Ag + CH3COONH4 =>
C2H4O + Ag2O + NH3 = 2 Ag + CH3COONH4
Ba(NO3)2 + TiO(NO3)2 + Dy(NO3)3 + CH4N2O = Ba097TiO3*Dy003 + H2O + CO2 + N2 =>
582 Ba(NO3)2 + 6.0000000000001TiO(NO3)2 + 18 Dy(NO3)3 + 1226 CH4N2O = 6 Ba097TiO3*Dy003 + 2452 H2O + 1226 CO2 + 1841 N2
Ca(s) + HI(aq) = CaI2(aq) + H2(g) =>
Ca(s) + 2 HI(aq) = CaI2(aq) + H2(g)
KClO3 + SnCl2 + KOH = K2SnO3 + KCl + H2O =>
KClO3 + 3 SnCl2 + 12 KOH = 3 K2SnO3 + 7 KCl + 6 H2O
NaHSO3 + HCl = NaH + HSO3Cl =>
NaHSO3 + HCl = NaH + HSO3Cl
FeCrO4 + C = Cr + Fe + CO2 =>
FeCrO4 + 2 C = Cr + Fe + 2 CO2
CaO + C = CaOC =>
CaO + C = CaOC
U2(SO4)3 + NaBiO3 + H2SO4 = UO2SO4 + Na2SO4 + Bi2(SO4)3 + H2O =>
2 U2(SO4)3 + 6 NaBiO3 + 10 H2SO4 = 4 UO2SO4 + 3 Na2SO4 + 3 Bi2(SO4)3 + 10 H2O
C8H11NO + (CH3CO)2O = C10H13NO2 + CH3COOH =>
C8H11NO + (CH3CO)2O = C10H13NO2 + CH3COOH
Co + H2SO4 = Co2(SO4)3 + H2 =>
2 Co + 3 H2SO4 = Co2(SO4)3 + 3 H2
Cu + FeSO4 = Cu3SO4 + Fe =>
3 Cu + FeSO4 = Cu3SO4 + Fe
Fe(SCN)3 + KSCN = K(SCN)3 + FeSCN =>
Fe(SCN)3 + KSCN = K(SCN)3 + FeSCN
CuSO4*5H2O + C2H5OH = HSO4 + CuC2H5O*5H2O =>
CuSO4*5H2O + C2H5OH = HSO4 + CuC2H5O*5H2O
C4H7OH + CH3OH = C5H9OH + H2O =>
C4H7OH + CH3OH = C5H9OH + H2O
Co + Sn(NO3)4 = Co(NO3)3 + Sn =>
4 Co + 3 Sn(NO3)4 = 4 Co(NO3)3 + 3 Sn
SnCl2 + Na2SO3 + H2O = SnO2 + NaCl + S + HCl =>
2 SnCl2 + Na2SO3 + H2O = 2 SnO2 + 2 NaCl + S + 2 HCl
Ca(OH)2 + H2O = Ca(OH2)2 + OH =>
Ca(OH)2 + 2 H2O = Ca(OH2)2 + 2 OH
(OH){-} + N2H4 + (ClO3){-} = (NO)3{-} + Cl{-} + H2O =>
6(OH){-} + 9 N2H4 + 11(ClO3){-} = 6(NO)3{-} + 11 Cl{-} + 21 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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