| Équations équilibrées la veille | Équations équilibrées le lendemain |
KClO3 + H2O = H2 + KClO4
N2(g) + H2O(g) = NH3(g) + O2(g) =>
2 N2(g) + 6 H2O(g) = 4 NH3(g) + 3 O2(g)
Zn + NiN = ZnN + Ni =>
Zn + NiN = ZnN + Ni
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Zn(OH)2(aq) + NH3(aq) + H2(aq) = NH4OH(l) + Zn(l) =>
Zn(OH)2(aq) + 2 NH3(aq) + H2(aq) = 2 NH4OH(l) + Zn(l)
C6H6 + C2H3OCl + Cl2 = C9H8O4 + HCl =>
C6H6 + 24 C2H3OCl + 3 Cl2 = 6 C9H8O4 + 30 HCl
Al + F = AlF3 =>
Al + 3 F = AlF3
CuO2 + NH4 = Cu + H2O + N =>
CuO2 + NH4 = Cu + 2 H2O + N
Sr(s) + H2O = Sr(OH)2 + H2(g) =>
Sr(s) + 2 H2O = Sr(OH)2 + H2(g)
Sn(NO3)2 + NaOH = SnOHNO3 + NaNO3 =>
Sn(NO3)2 + NaOH = SnOHNO3 + NaNO3
Al2S3 + O2 = Al2O3 + SO3 =>
Al2S3 + 6 O2 = Al2O3 + 3 SO3
C4H8N2O2 + Ni(NH3)6{2+} = Ni(C4H7N2O2)2 + NH4{+} + NH3 =>
2 C4H8N2O2 + Ni(NH3)6{2+} = Ni(C4H7N2O2)2 + 2 NH4{+} + 4 NH3
C + H2O2 = CO2 + H2O =>
C + 2 H2O2 = CO2 + 2 H2O
Na3PO4 + H3PO4 = NaH2PO4 =>
Na3PO4 + 2 H3PO4 = 3 NaH2PO4
NH4(OH) + CoCl2 = NH4Cl + Co(OH)2 =>
2 NH4(OH) + CoCl2 = 2 NH4Cl + Co(OH)2
Cl2 + Ba(OH)2 = Ba(ClO)2 + BaCl2 + H2O =>
2 Cl2 + 2 Ba(OH)2 = Ba(ClO)2 + BaCl2 + 2 H2O
Al + F = AlF3 =>
Al + 3 F = AlF3
RuCl3*2H2O + PPh3 = RuCl2(PPh3)3 + OPPh3 + H2O + HCl =>
2 RuCl3*2H2O + 7 PPh3 = 2 RuCl2(PPh3)3 + OPPh3 + 3 H2O + 2 HCl
NaHCO3 + CH3OOH = Na(C2H3O3) + CO2 + H2O =>
2 NaHCO3 + 3 CH3OOH = 2 Na(C2H3O3) + CO2 + 4 H2O
CaCO3 + SiO2 = Ca2SiO4 + CO2 =>
2 CaCO3 + SiO2 = Ca2SiO4 + 2 CO2
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
NH3 + H3AsO4 = (NH4)3AsO4 =>
3 NH3 + H3AsO4 = (NH4)3AsO4
C3H6(propene) + KMnO4 + H2O = CH3CHOHCH2OH + MnO2 + KOH =>
3 C3H6(propene) + 2 KMnO4 + 4 H2O = 3 CH3CHOHCH2OH + 2 MnO2 + 2 KOH
NH3OH + FeCl3 + H2O = HNO3 + FeCl2 + HCl =>
NH3OH + 7 FeCl3 + 2 H2O = HNO3 + 7 FeCl2 + 7 HCl
KClO3 = KO + ClO2 =>
KClO3 = KO + ClO2
(CuOH)2CO3 + NH3 = Cu(NH2)2 + CO2 + H2O =>
(CuOH)2CO3 + 4 NH3 = 2 Cu(NH2)2 + CO2 + 3 H2O
P4 + S2 = P2S3 =>
P4 + 3 S2 = 2 P2S3
Fe(SCN) + Na2C2O4 = Na2SCN + Fe3(C2O4)3 =>
3 Fe(SCN) + 3 Na2C2O4 = 3 Na2SCN + Fe3(C2O4)3
SO2 + Br2 + H2O = H{+} + SO4{2-} + Br{-} =>
SO2 + Br2 + 2 H2O = 4 H{+} + SO4{2-} + 2 Br{-}
C5H12O1 + C2H4O2 = C7H14O2 + H2O =>
C5H12O1 + C2H4O2 = C7H14O2 + H2O
H3S + W(OH)6 = W3S6 + H2O =>
6 H3S + 3 W(OH)6 = W3S6 + 18 H2O
(NH4)2 + Pb(NO3)2 = NH4NO3 + Pb5 =>
5(NH4)2 + 5 Pb(NO3)2 = 10 NH4NO3 + Pb5
C5H12 + D2 = CD2 + H2D =>
C5H12 + 8 D2 = 5 CD2 + 6 H2D
As(ONa)3 + CH3Cl = CH3AsO3Na2 + NaCl =>
As(ONa)3 + CH3Cl = CH3AsO3Na2 + NaCl
CH3OH + HClO3 = ClO2 + CO2 + H2O =>
CH3OH + 6 HClO3 = 6 ClO2 + CO2 + 5 H2O
Ba(C2H3O2)2 + CuBr2 = BaBr2 + Cu(C2H3O2)2 =>
Ba(C2H3O2)2 + CuBr2 = BaBr2 + Cu(C2H3O2)2
CH3CH2OH + CH3CH2CH2COOH = CH3CH2CH2COOCH2CH3 + H2O =>
CH3CH2OH + CH3CH2CH2COOH = CH3CH2CH2COOCH2CH3 + H2O
C2H6SO4 + Na2CO3 = (C2H5*SO4)Na + CO2 + H2O =>
2 C2H6SO4 + Na2CO3 = 2(C2H5*SO4)Na + CO2 + H2O
Pb(N2)6 = Pb + N2 =>
Pb(N2)6 = Pb + 6 N2
NaOH + Al + H2O = H2 + NaAl(OH)5 =>
NaOH + Al + 4 H2O = 2 H2 + NaAl(OH)5
Ca3(PO4)2 + (NH4)2S = Ca2S2 + (NH4)3PO4 =>
2 Ca3(PO4)2 + 6(NH4)2S = 3 Ca2S2 + 4(NH4)3PO4
(H2)4 + O2 = H2O =>
(H2)4 + 2 O2 = 4 H2O
K2Cr2O7 + H2SO4 + CH2CH5OH = K2SO4 + Cr2(SO4)3 + CH3OOH + H2O =>
K2Cr2O7 + 4 H2SO4 + CH2CH5OH = K2SO4 + Cr2(SO4)3 + 2 CH3OOH + 4 H2O
Fe(NO3)3 + SrCO3 = Fe2(CO3)3 + Sr(NO3)2 =>
2 Fe(NO3)3 + 3 SrCO3 = Fe2(CO3)3 + 3 Sr(NO3)2
KCl + H2SO4 = Cl2*K2SO4*H2 =>
2 KCl + H2SO4 = Cl2*K2SO4*H2
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
NaHCO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
K2S + Fe2(HPO4)3 = K2(HPO4) + Fe2S3 =>
3 K2S + Fe2(HPO4)3 = 3 K2(HPO4) + Fe2S3
KF + HBrO3 = KBrO3 + HF =>
KF + HBrO3 = KBrO3 + HF
NaOCl + H2O2 = O2 + HCl + NaO =>
2 NaOCl + H2O2 = O2 + 2 HCl + 2 NaO
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Équations équilibrées sur12/13/24
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