| Équations équilibrées la veille | Équations équilibrées le lendemain |
C6H14 + HCl = C6H15Cl
SiH4 + NaOH = NaSiH3 + H2O =>
SiH4 + NaOH = NaSiH3 + H2O
Pb + AgF = PbF4 + Ag =>
Pb + 4 AgF = PbF4 + 4 Ag
C2H5OH + HNO2 = N2 + CO2 + H2O =>
C2H5OH + 4 HNO2 = 2 N2 + 2 CO2 + 5 H2O
Al + NiBr = AlBr3 + Ni =>
Al + 3 NiBr = AlBr3 + 3 Ni
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
CH3CO + NaHCO3 = NaCH3CO2 + H2O + CO2 =>
8 CH3CO + 9 NaHCO3 = 9 NaCH3CO2 + 3 H2O + 7 CO2
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + NH4NO2 =>
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + 2 NH4NO2
F + H2SO4 = F2(SO4)3 + H2 =>
2 F + 3 H2SO4 = F2(SO4)3 + 3 H2
HI + Sr(HCO3)2 = H2CO3 + SrI2 =>
2 HI + Sr(HCO3)2 = 2 H2CO3 + SrI2
NaHCO3(s) + H3PO4(aq) = Na3PO4 + H2O + CO2 =>
3 NaHCO3(s) + H3PO4(aq) = Na3PO4 + 3 H2O + 3 CO2
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
C6H4C2H5Cl + KMnO4 + H2SO4 = C6H4COOHCl + MnSO4 + K2SO4 + CO2 + H2O =>
5 C6H4C2H5Cl + 12 KMnO4 + 18 H2SO4 = 5 C6H4COOHCl + 12 MnSO4 + 6 K2SO4 + 5 CO2 + 28 H2O
NaOH + Cr(OH)3 = NaCr(OH)4 =>
NaOH + Cr(OH)3 = NaCr(OH)4
Al(s) + I(s) = AlI3 =>
Al(s) + 3 I(s) = AlI3
CH3CH2CH(OH)2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH2CH2COOH + H2O =>
20 CH3CH2CH(OH)2 + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO2 + 15 CH3CH2CH2COOH + 28 H2O
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
Fe + NH4SCN = Fe(SCN)6 + NH4 =>
Fe + 6 NH4SCN = Fe(SCN)6 + 6 NH4
K2TaF7 + H2SO4 + H2O = Ta2O5 + K2SO4 + HF =>
2 K2TaF7 + 2 H2SO4 + 5 H2O = Ta2O5 + 2 K2SO4 + 14 HF
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
Li + Ni(NO3) = LiNO3 + Ni =>
Li + Ni(NO3) = LiNO3 + Ni
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
P + S8 = P4S10 =>
16 P + 5 S8 = 4 P4S10
AgNO3 + HBr = AgBr + NHO3 =>
AgNO3 + HBr = AgBr + NHO3
C4H9OH + O2 = C4H7O + H2O =>
4 C4H9OH + 3 O2 = 4 C4H7O + 6 H2O
HBr + C2H2 = C2H3 + Br =>
HBr + C2H2 = C2H3 + Br
K2S2O5 + H2O = KOH + SO2 =>
K2S2O5 + H2O = 2 KOH + 2 SO2
NH3 + N2O5 = N2 + H2O =>
10 NH3 + 3 N2O5 = 8 N2 + 15 H2O
Bi + O = BiO3 =>
Bi + 3 O = BiO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaAt + Br = NaBr + At =>
NaAt + Br = NaBr + At
Ca5(PO4)3F + H2SO4 = H3PO4 + HF + CaSO4 =>
Ca5(PO4)3F + 5 H2SO4 = 3 H3PO4 + HF + 5 CaSO4
CN + S = SCN =>
CN + S = SCN
KBrO + O2 = KBrO3 =>
KBrO + O2 = KBrO3
AgNO3 + FeSO4 = Fe(NO3)2 + Fe2(SO4)3 + Ag =>
2 AgNO3 + 3 FeSO4 = Fe(NO3)2 + Fe2(SO4)3 + 2 Ag
CH3COOK + H2SO4 = CH3COOH + KHSO4 =>
CH3COOK + H2SO4 = CH3COOH + KHSO4
Cu(s) + Mg(NO3)2(aq) = Cu(NO3)2 + Mg(s) =>
Cu(s) + Mg(NO3)2(aq) = Cu(NO3)2 + Mg(s)
NH4ClO4 + C8H18 = H2O + CO2 + N2 + Cl2 =>
50 NH4ClO4 + 4 C8H18 = 136 H2O + 32 CO2 + 25 N2 + 25 Cl2
CrSe3 + HNO3 + PbO2 = H2Cr2O7 + H2SeO4 + Pb(NO3)2 + H2O =>
2 CrSe3 + 48 HNO3 + 24 PbO2 = H2Cr2O7 + 6 H2SeO4 + 24 Pb(NO3)2 + 17 H2O
Mg(s) + Br(l) = MgBr(s) =>
Mg(s) + Br(l) = MgBr(s)
NH4CO3 + HNO3 = NH4NO3 + CO2 + H2O =>
8 NH4CO3 + 6 HNO3 = 7 NH4NO3 + 8 CO2 + 5 H2O
C7H8 + KMnO4 + O = C7H5O2K + MnO2 + OH =>
C7H8 + KMnO4 + 3 O = C7H5O2K + MnO2 + 3 OH
CH3COOH + NH3 = NH4(CH3COO) =>
CH3COOH + NH3 = NH4(CH3COO)
Na2[Zn(OH)4] + H3PO4 = Na3PO4 + Zn3(PO4)2 + H2O =>
3 Na2[Zn(OH)4] + 4 H3PO4 = 2 Na3PO4 + Zn3(PO4)2 + 12 H2O
MnO4{-} + HSO3{-} + OH{-} = MnO4{2-} + HSO4{-} + H2O =>
2 MnO4{-} + HSO3{-} + 2 OH{-} = 2 MnO4{2-} + HSO4{-} + H2O
H2(SO4) + Na(OH) = Na2(SO4) + H(OH) =>
H2(SO4) + 2 Na(OH) = Na2(SO4) + 2 H(OH)
Al(No3)3(aq) + Na2CrO4(aq) = Al2(CrO4)3(s) + NaNo3(aq) =>
2 Al(No3)3(aq) + 3 Na2CrO4(aq) = Al2(CrO4)3(s) + 6 NaNo3(aq)
KNO3 + C4H10O = N2 + CO2 + H2O + K2CO3 =>
24 KNO3 + 5 C4H10O = 12 N2 + 8 CO2 + 25 H2O + 12 K2CO3
KMnO4 + HCl + FeCl2 = MnCl2 + KCl + FeCl3 + H2O =>
KMnO4 + 8 HCl + 5 FeCl2 = MnCl2 + KCl + 5 FeCl3 + 4 H2O
Na2CO3(aq) + CoCl2(aq) = NaCl(aq) + CoCO3(s) =>
Na2CO3(aq) + CoCl2(aq) = 2 NaCl(aq) + CoCO3(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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