| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 K3P = 12 K + P4
P4O10 + HNO3 = N2O5 + HPO3 =>
P4O10 + 4 HNO3 = 2 N2O5 + 4 HPO3
C2H5OH + HNO3 = CO2 + H2O + NO2 =>
C2H5OH + 12 HNO3 = 2 CO2 + 9 H2O + 12 NO2
Pb3O4 + HNO3 = Pb(NO3)2 + H2O + PbO2 =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + 2 H2O + PbO2
HNO3 + NH3H2O = NH4NO3 + H2O =>
HNO3 + NH3H2O = NH4NO3 + H2O
Cr2O3 + C2S4 = Cr2S3 + CO2 =>
4 Cr2O3 + 3 C2S4 = 4 Cr2S3 + 6 CO2
BeOH + HSO4 = BeSO4 + H2O =>
BeOH + HSO4 = BeSO4 + H2O
NaNO3 + HCl = NaCl + HNO3 =>
NaNO3 + HCl = NaCl + HNO3
CaCl2 + HCl = Ca(HCl2) + Cl2 =>
2 CaCl2 + 2 HCl = 2 Ca(HCl2) + Cl2
SiO2 + Fe + HCl = SiCl4 + Fe2O3 + H =>
3 SiO2 + 4 Fe + 12 HCl = 3 SiCl4 + 2 Fe2O3 + 12 H
H2O + Al2O3 + LiOH = Li[Al(OH)4] =>
3 H2O + Al2O3 + 2 LiOH = 2 Li[Al(OH)4]
C(g) + H2(g) + O2(g) = C3H6O3(g) =>
6 C(g) + 6 H2(g) + 3 O2(g) = 2 C3H6O3(g)
U3O8 + NH4F = UF4 + NH3 + H2O + N2 =>
3 U3O8 + 36 NH4F = 9 UF4 + 32 NH3 + 24 H2O + 2 N2
KMnO4 + C4H8 + H2SO4 = C3H7COOH + MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 5 C4H8 + 6 H2SO4 = 5 C3H7COOH + 4 MnSO4 + 2 K2SO4 + 6 H2O
P2O3 + K2Cr2O7 + H2SO4 + H2O = Cr2(SO4)3 + K2SO4 + H3PO4 =>
3 P2O3 + 2 K2Cr2O7 + 8 H2SO4 + H2O = 2 Cr2(SO4)3 + 2 K2SO4 + 6 H3PO4
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
KNO3 + CH4 = HNO3 + KCH3 =>
KNO3 + CH4 = HNO3 + KCH3
Cl2 + K(OH) = KClO3 + H2O + KCl =>
3 Cl2 + 6 K(OH) = KClO3 + 3 H2O + 5 KCl
Ag(NO3)3 + BaI2 = AgI3 + Ba(NO3)2 =>
2 Ag(NO3)3 + 3 BaI2 = 2 AgI3 + 3 Ba(NO3)2
Ca(NO3)2 + (NH4)2C2O4 = CaC2O4 + (NO3)(NH4) =>
Ca(NO3)2 + (NH4)2C2O4 = CaC2O4 + 2(NO3)(NH4)
C5H10O5(s) + O2(g) = CO2(g) + H2O =>
C5H10O5(s) + 5 O2(g) = 5 CO2(g) + 5 H2O
Fe{3+} + HCl = FeCl{3+} + H2 =>
2 Fe{3+} + 2 HCl = 2 FeCl{3+} + H2
I = I2 =>
2 I = I2
Na2[Zn(OH)4] + H2S = ZnS + Na2S + H2O =>
Na2[Zn(OH)4] + 2 H2S = ZnS + Na2S + 4 H2O
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
Fe3(PO4)2 + Na(HCO3) = Fe(HCO3)2 + Na3(PO4) =>
Fe3(PO4)2 + 6 Na(HCO3) = 3 Fe(HCO3)2 + 2 Na3(PO4)
Cu + Cr(CH3COO)3 = Cu(CH3COO)3 + Cr =>
Cu + Cr(CH3COO)3 = Cu(CH3COO)3 + Cr
Fe + O + H2O = FeOH2O =>
Fe + O + H2O = FeOH2O
SnCl2 + HNO3 + HCl = SnCl4 + NO + H2O =>
3 SnCl2 + 2 HNO3 + 6 HCl = 3 SnCl4 + 2 NO + 4 H2O
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CaI2 + HNO3 = H2O + I2 + N2O + Ca(NO3)2 =>
4 CaI2 + 10 HNO3 = 5 H2O + 4 I2 + N2O + 4 Ca(NO3)2
NaNO2 + NaBr + H2SO4 = NO + Br2 + Na2SO4 + H2O =>
2 NaNO2 + 2 NaBr + 2 H2SO4 = 2 NO + Br2 + 2 Na2SO4 + 2 H2O
Hg(NO3)2KI = KI(NO3)2Hg =>
Hg(NO3)2KI = KI(NO3)2Hg
Li + Cu(NO3)2 = Cu + LiNO3 =>
2 Li + Cu(NO3)2 = Cu + 2 LiNO3
HNO3 + BiS3 = BiN3O9 + H2O + NO + S =>
4 HNO3 + BiS3 = BiN3O9 + 2 H2O + NO + 3 S
H2PtCl6 + NaBH4 + H2O = Pt + NaCl + H2 + H3BO3 =>
H2PtCl6 + 6 NaBH4 + 18 H2O = Pt + 6 NaCl + 22 H2 + 6 H3BO3
Al + Ca2O2 = Ca + AlO2 =>
Al + Ca2O2 = 2 Ca + AlO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaCl + C6H8O7 = NaC6H8 + ClO7 =>
NaCl + C6H8O7 = NaC6H8 + ClO7
Al + O3 + H2O = Al(OH)3 =>
2 Al + O3 + 3 H2O = 2 Al(OH)3
AlF3 + Na2CO3 + HF = Na3AlF6 + CO2 + H2O =>
2 AlF3 + 3 Na2CO3 + 6 HF = 2 Na3AlF6 + 3 CO2 + 3 H2O
Ca(H2PO4)2 + AgNO3 = Ca(NO3)2 + Ag(H2PO4) =>
Ca(H2PO4)2 + 2 AgNO3 = Ca(NO3)2 + 2 Ag(H2PO4)
Ba{+2} + OH{-} + CH3COOH = Ba + C2H3O2 + H2O =>
Ba{+2} + 2 OH{-} + 2 CH3COOH = Ba + 2 C2H3O2 + 2 H2O
Fe(NO3)3 + CH3COOH = Fe(CH3COO)3 + HNO3 =>
Fe(NO3)3 + 3 CH3COOH = Fe(CH3COO)3 + 3 HNO3
Al[C9NO]3 + O2 = CO2 + NO2 + Al2O3 =>
4 Al[C9NO]3 + 117 O2 = 108 CO2 + 12 NO2 + 2 Al2O3
TeO3 + H2O = TeO + HO =>
TeO3 + 2 H2O = TeO + 4 HO
N2H4CO + NaOH + NaClO = N2H4 + Na2CO3 + NaCl + H2O =>
N2H4CO + 2 NaOH + NaClO = N2H4 + Na2CO3 + NaCl + H2O
Na3BiO4 + K2C2O4 = Na2O + Bi2O3 + K2O + CO2 =>
2 Na3BiO4 + 2 K2C2O4 = 3 Na2O + Bi2O3 + 2 K2O + 4 CO2
AI(NO3)3 + Ca = Ca(NO3)2 + AI =>
2 AI(NO3)3 + 3 Ca = 3 Ca(NO3)2 + 2 AI
C6H5CH2CH(NH2)COOH + NaOCl = C6H5CH2C(O)CH3 + NaOH + NOCl =>
C6H5CH2CH(NH2)COOH + NaOCl = C6H5CH2C(O)CH3 + NaOH + NOCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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