| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 P(s) + 3 O2(g) = 2 P2O3(s)
Sb + Fe3O2 + HCl = H{+} + SbCl6{-} + Fe + H2O =>
4 Sb + 5 Fe3O2 + 24 HCl = 4 H{+} + 4 SbCl6{-} + 15 Fe + 10 H2O
P(s) + O2(g) = P2O5(s) =>
4 P(s) + 5 O2(g) = 2 P2O5(s)
C3H7BrKOH = C3H7OHKBr =>
C3H7BrKOH = C3H7OHKBr
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
NaCl + HNO3 = NaNO3 + HCl =>
NaCl + HNO3 = NaNO3 + HCl
Na2SO3 + H2O = NaHSO3 + NaOH = =>
Na2SO3 + H2O = NaHSO3 + NaOH
CaAl2O4 + H2SO4 = Al2(SO4)3 + CaSO4 + H2O =>
CaAl2O4 + 4 H2SO4 = Al2(SO4)3 + CaSO4 + 4 H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
H3PO4 + LiOH = Li3PO4 + H2O =>
H3PO4 + 3 LiOH = Li3PO4 + 3 H2O
(NH4)2Cr2O7 + Sn(NO2)4 = NH4NO2 + Sn(Cr2O7)2 =>
2(NH4)2Cr2O7 + Sn(NO2)4 = 4 NH4NO2 + Sn(Cr2O7)2
Mg(NH4)PO4(H2O) + H2SO4 = O2 + MgSO4 + H2O + NH4 + H3PO4 =>
4 Mg(NH4)PO4(H2O) + 4 H2SO4 = O2 + 4 MgSO4 + 2 H2O + 4 NH4 + 4 H3PO4
Fe(III)Cl + KSCN = Fe(III)SCN + KCl =>
Fe(III)Cl + KSCN = Fe(III)SCN + KCl
CaSO4H2O(s) = CaSO4(s) + H2O =>
CaSO4H2O(s) = CaSO4(s) + H2O
BaSO4 + NaHCO3 = Ba(HCO3)2 + Na2SO4 =>
BaSO4 + 2 NaHCO3 = Ba(HCO3)2 + Na2SO4
C2H5OH + CrO3 + H2SO4 = CO2 + Cr2(SO4)3 + H2O =>
C2H5OH + 4 CrO3 + 6 H2SO4 = 2 CO2 + 2 Cr2(SO4)3 + 9 H2O
Pb[NO3]2 + CaCl2 = PbCl2 + Ca[NO3]2 =>
Pb[NO3]2 + CaCl2 = PbCl2 + Ca[NO3]2
H3PO4 + Na2CO3 = Na3PO4 + H2O + CO2 =>
2 H3PO4 + 3 Na2CO3 = 2 Na3PO4 + 3 H2O + 3 CO2
HCl + O3 = HClO3 =>
HCl + O3 = HClO3
CuCO2 + O2 = CuO2 + CO2 =>
CuCO2 + O2 = CuO2 + CO2
F2 + C = F2C =>
F2 + C = F2C
C6H5OH + K = C6H5OK + H2 =>
2 C6H5OH + 2 K = 2 C6H5OK + H2
CH3CH2CH2CH2CH2OH + K2Cr2O7 + H2SO4 = CH3CH2CH2COOH + Cr2(SO4)3 + H + K =>
28 CH3CH2CH2CH2CH2OH + 6 K2Cr2O7 + 18 H2SO4 = 35 CH3CH2CH2COOH + 6 Cr2(SO4)3 + 92 H + 12 K
H2O + CCl4 = H2CO3 + HCl =>
3 H2O + CCl4 = H2CO3 + 4 HCl
Hg(l) + Cl2(s) = HgCl2 =>
Hg(l) + Cl2(s) = HgCl2
H4SIO4 + KOH = KH3SIO4 + H2O =>
H4SIO4 + KOH = KH3SIO4 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Hg2Cl2 + AgNO3 = HgNO3 + AgCl =>
Hg2Cl2 + 2 AgNO3 = 2 HgNO3 + 2 AgCl
LiOH(aq) + HCN(aq) = LiCN(aq) + H2O(l) =>
LiOH(aq) + HCN(aq) = LiCN(aq) + H2O(l)
NaF + H2O = NaFH2O =>
NaF + H2O = NaFH2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
(NH4)2SO4 + Al2S3 = Al2(SO4)3 + (NH4)2S =>
3(NH4)2SO4 + Al2S3 = Al2(SO4)3 + 3(NH4)2S
CH(subscript)4 + O(subscript)2 = CO(subscript)2 + H(superscript)2O =>
CH(subscript)4 + 2 O(subscript)2 = CO(subscript)2 + 2 H(superscript)2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al2O3 + Rb = RbO + Al =>
Al2O3 + 3 Rb = 3 RbO + 2 Al
Al + (NO3)3 + Na2S = AlS3 + NaNO3 =>
Al + 2(NO3)3 + 3 Na2S = AlS3 + 6 NaNO3
Cu(OH)2 + NaOH = Na2[Cu(OH)4] =>
Cu(OH)2 + 2 NaOH = Na2[Cu(OH)4]
(NH4)2Cr2O7 + Sn(NO2)4 = NH4NO2 + Sn(Cr2O7)2 =>
2(NH4)2Cr2O7 + Sn(NO2)4 = 4 NH4NO2 + Sn(Cr2O7)2
Na3PO4 + K1O1H1 = Na1O1H1 + K3P1O4 =>
Na3PO4 + 3 K1O1H1 = 3 Na1O1H1 + K3P1O4
KSO4(aq) + NaI(aq) = I2(aq) + Na2SO4(aq) + KI(aq) =>
2 KSO4(aq) + 4 NaI(aq) = I2(aq) + 2 Na2SO4(aq) + 2 KI(aq)
ZnBr2 + HCl = ZnCl2 + BrH =>
ZnBr2 + 2 HCl = ZnCl2 + 2 BrH
KOH + H4SiO4 = K2SiO3 + H2O =>
2 KOH + H4SiO4 = K2SiO3 + 3 H2O
CH4 + Cl2 + O2 = HCl + CO2 =>
CH4 + 2 Cl2 + O2 = 4 HCl + CO2
KMnO4 + H2SO4 + Na2SO3 = MnSO4 + K2SO4 + H2O + Na2SO4 =>
2 KMnO4 + 3 H2SO4 + 5 Na2SO3 = 2 MnSO4 + K2SO4 + 3 H2O + 5 Na2SO4
Rb3PO4 + MgCl2 = RbCl + Mg3(PO4)2 =>
2 Rb3PO4 + 3 MgCl2 = 6 RbCl + Mg3(PO4)2
KCO3(s) + HNO3(l) = KNO3(s) + HCO3(l) =>
KCO3(s) + HNO3(l) = KNO3(s) + HCO3(l)
Fe + H2O = Fe2O4 + H2 =>
2 Fe + 4 H2O = Fe2O4 + 4 H2
TiCl4 + Mg = MgCl2 + Ti0 =>
TiCl4 + 2 Mg = 2 MgCl2 + Ti0
H3PO4 + CaSO4 = Ca3(PO4)2 + H2SO4 =>
2 H3PO4 + 3 CaSO4 = Ca3(PO4)2 + 3 H2SO4
Na3PO4 + Hg(NO3)2 = Hg3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Hg(NO3)2 = Hg3(PO4)2 + 6 NaNO3
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