| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaNO2 = Na2O + NO + NO2
KMnO4 + Na2C2O4 + H2(SO4) = K2(SO4) + CO2 + Mn(SO4) + Na(SO4) + H2O =>
4 KMnO4 + 5 Na2C2O4 + 16 H2(SO4) = 2 K2(SO4) + 10 CO2 + 4 Mn(SO4) + 10 Na(SO4) + 16 H2O
MnO4{-} + SO3{-} + OH{-} = MnO4{3-} + SO4{2-} + H2O =>
MnO4{-} + 2 SO3{-} + 4 OH{-} = MnO4{3-} + 2 SO4{2-} + 2 H2O
PbS(s) + H2O2(ac) = PbSO4(ac) + H2O(ac) =>
PbS(s) + 4 H2O2(ac) = PbSO4(ac) + 4 H2O(ac)
Li2O(s) + SO2 = Li2SO3(aq) =>
Li2O(s) + SO2 = Li2SO3(aq)
Pb(NO3)2 + HI = PbI2 + HNO3 =>
Pb(NO3)2 + 2 HI = PbI2 + 2 HNO3
(NH4)6MnMo9O32 + NaOH = MnO2 + H2O + Na6Mo7O24 + NH3 =>
7(NH4)6MnMo9O32 + 54 NaOH = 7 MnO2 + 48 H2O + 9 Na6Mo7O24 + 42 NH3
Cl + KI = KClI =>
Cl + KI = KClI
PbO2 + H2O + Cr2(SO4)3 = PbSO4 + H2CrO4 =>
3 PbO2 + 2 H2O + Cr2(SO4)3 = 3 PbSO4 + 2 H2CrO4
Na + O2 = Na2O = Na2O =>
4 Na + O2 = 2 Na2O
C14H10 + O2 = CO2 + H2O =>
2 C14H10 + 33 O2 = 28 CO2 + 10 H2O
Na + C3H7Cl = C3H6 + NaHCl =>
Na + C3H7Cl = C3H6 + NaHCl
NH4 + HCl = H + NH4Cl =>
NH4 + HCl = H + NH4Cl
Cu(SO4) + Na(HCO3) = Na2(SO4) + Cu(HCO3)2 =>
Cu(SO4) + 2 Na(HCO3) = Na2(SO4) + Cu(HCO3)2
Cr2O3(s) + Na2CO3(s) + O2(g) = Na2CrO4(s) + CO2(g) =>
2 Cr2O3(s) + 4 Na2CO3(s) + 3 O2(g) = 4 Na2CrO4(s) + 4 CO2(g)
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
H2SO4(aq) + NaOH(aq) = HSO4{-} + NaOH2{+} =>
H2SO4(aq) + NaOH(aq) = HSO4{-} + NaOH2{+}
Li2CO3 + Cu(NO3)2 = LiNO3 + CuCO3 =>
Li2CO3 + Cu(NO3)2 = 2 LiNO3 + CuCO3
Pb(ClO2) + Al = Al4(ClO2)3 + Pb =>
3 Pb(ClO2) + 4 Al = Al4(ClO2)3 + 3 Pb
CaSO4 + HBr = CaBr2 + H2SO4 =>
CaSO4 + 2 HBr = CaBr2 + H2SO4
(NH4)2CO3 + AgNO3 = (NH4)NO3 + Ag2CO3 =>
(NH4)2CO3 + 2 AgNO3 = 2(NH4)NO3 + Ag2CO3
Dy + Cl2 = DyCl3 =>
2 Dy + 3 Cl2 = 2 DyCl3
KCl(aq) + Mg(NO3)2(aq) = K(NO3)2 + MgCl =>
KCl(aq) + Mg(NO3)2(aq) = K(NO3)2 + MgCl
Pb + Fe(NO3)2 = Pb(NO3)2 + Fe =>
Pb + Fe(NO3)2 = Pb(NO3)2 + Fe
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
Al{3+} + HCl{-} = AlCl3 + H2 =>
2 Al{3+} + 6 HCl{-} = 2 AlCl3 + 3 H2
HNO3 + Cu = Cu(NO3)2 + H2O + NO2 =>
4 HNO3 + Cu = Cu(NO3)2 + 2 H2O + 2 NO2
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
NaCl + AgNO3 + HNO3 = Na2(NO3)2 + AgCl2 + H2 =>
4 NaCl + 2 AgNO3 + 2 HNO3 = 2 Na2(NO3)2 + 2 AgCl2 + H2
AgNO3 + CH3COOH = AgCH3COO + HNO3 =>
AgNO3 + CH3COOH = AgCH3COO + HNO3
KOH + H3PO2 + Cl2 = K3PO4 + KCl + H2O =>
7 KOH + H3PO2 + 2 Cl2 = K3PO4 + 4 KCl + 5 H2O
CS + HNO3 = C(NO3)2 + NO + S + H2O =>
3 CS + 8 HNO3 = 3 C(NO3)2 + 2 NO + 3 S + 4 H2O
CH3CH2OH = CH3CHO + H2 =>
CH3CH2OH = CH3CHO + H2
CrI3 + KOH + Cl2 = KIO4 + K2CrO4 + KCl + H2O =>
2 CrI3 + 64 KOH + 27 Cl2 = 6 KIO4 + 2 K2CrO4 + 54 KCl + 32 H2O
Ni{2+} + NH3 = Ni(NH3)4{2+} =>
Ni{2+} + 4 NH3 = Ni(NH3)4{2+}
CH4 + N2 + H2O = NH3 + CO2 =>
3 CH4 + 4 N2 + 6 H2O = 8 NH3 + 3 CO2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Na2SO4 + HCl = NaCl + H2O + SO3 =>
Na2SO4 + 2 HCl = 2 NaCl + H2O + SO3
Ba(NO)2 + Na2SO4 = BaSO4 + NaNO =>
Ba(NO)2 + Na2SO4 = BaSO4 + 2 NaNO
Li + H2O2 = Li2O2 + H2 =>
2 Li + H2O2 = Li2O2 + H2
HCOH + CH3COCH3 + C6H5CH2CH2NH2HCl = C6H5CH2CH2N(CH2CH2)2CO*HCl + H2O =>
2 HCOH + CH3COCH3 + C6H5CH2CH2NH2HCl = C6H5CH2CH2N(CH2CH2)2CO*HCl + 2 H2O
MnO4 + K + I = KIO3 + MnO2 =>
3 MnO4 + 2 K + 2 I = 2 KIO3 + 3 MnO2
C2H3N + O2 = CO2 + H2O + NO2 =>
4 C2H3N + 15 O2 = 8 CO2 + 6 H2O + 4 NO2
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
HC2H3O2 + (NH4)2CO3 = NH4C2H3O2 + H2O + CO2 =>
2 HC2H3O2 + (NH4)2CO3 = 2 NH4C2H3O2 + H2O + CO2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
K4C + Ca3P2 + Na5Al = Na3P + Ca2C + K5Al =>
15 K4C + 10 Ca3P2 + 12 Na5Al = 20 Na3P + 15 Ca2C + 12 K5Al
CH3CHCH2CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH3CO + H2O =>
18 CH3CHCH2CH3 + 11 K2Cr2O7 + 44 H2SO4 = 11 Cr2(SO4)3 + 11 K2SO4 + 24 CH3CH3CO + 53 H2O
Zn + AgNO2 = Zn(NO2) + Ag =>
Zn + AgNO2 = Zn(NO2) + Ag
HgO + K = Hg + K2O =>
HgO + 2 K = Hg + K2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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