| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 NaNO3(s) + (NH4)2 + 4 SO4(s) = 4 Na2SO4(s) + 4 H2O(g) + 5 N2O4(g)
HCO3 + NaOH = H2O + NaCO3 =>
HCO3 + NaOH = H2O + NaCO3
Cr(OH)6 + AlPO4 = Cr(PO4)2 + Al(OH)3 =>
Cr(OH)6 + 2 AlPO4 = Cr(PO4)2 + 2 Al(OH)3
Na2O2 = Na2O + O2 =>
2 Na2O2 = 2 Na2O + O2
SrCl2 + H2SO4 = SrSO4 + HCl =>
SrCl2 + H2SO4 = SrSO4 + 2 HCl
C3H6 + KMnO4 + H2O = C3H8O2 + KOH + MnO2 =>
3 C3H6 + 2 KMnO4 + 4 H2O = 3 C3H8O2 + 2 KOH + 2 MnO2
CH3CH3 + O2 = CO26 + H2O =>
2 CH3CH3 + 55 O2 = 4 CO26 + 6 H2O
LiI + Hg2(NO3)2 = LiHg + INO3 =>
2 LiI + Hg2(NO3)2 = 2 LiHg + 2 INO3
Mg(OH) + H1CO3 = Mg(CO3) + H2O =>
Mg(OH) + H1CO3 = Mg(CO3) + H2O
V + O2 = VO2 =>
V + O2 = VO2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
MgO(s) + SO2(g) + O2(g) = MgSO4(s) =>
2 MgO(s) + 2 SO2(g) + O2(g) = 2 MgSO4(s)
MnO4{-} + S2O3{2-} + H{+} = H2O + Mn{2+} + SO4{2-} =>
8 MnO4{-} + 5 S2O3{2-} + 14 H{+} = 7 H2O + 8 Mn{2+} + 10 SO4{2-}
V2O5 + H = V + H2O =>
V2O5 + 10 H = 2 V + 5 H2O
FeP + FeS2 = FeS + P2S5 =>
2 FeP + 7 FeS2 = 9 FeS + P2S5
SnO2 + S + Na2CO3 = Na2SnS2 + SO2 + CO2 =>
2 SnO2 + 7 S + 2 Na2CO3 = 2 Na2SnS2 + 3 SO2 + 2 CO2
Nb + HF + HNO3 = H[NbF6] + NO + H2O =>
3 Nb + 18 HF + 5 HNO3 = 3 H[NbF6] + 5 NO + 10 H2O
KMnO4 + HBr = MnBr2 + KBr + Br11 + H2O =>
11 KMnO4 + 88 HBr = 11 MnBr2 + 11 KBr + 5 Br11 + 44 H2O
CH3CH2CH2OH + K2Cr2O7 + H2SO4 = CH3CH2CHO + Cr2(SO4) + K2SO4 + H2O =>
5 CH3CH2CH2OH + K2Cr2O7 + 2 H2SO4 = 5 CH3CH2CHO + Cr2(SO4) + K2SO4 + 7 H2O
Na + H2O = Na2O + H3 =>
6 Na + 3 H2O = 3 Na2O + 2 H3
Ca + KBr = CaBr2 + K =>
Ca + 2 KBr = CaBr2 + 2 K
Al3(s) + I2(s) = Al2I3(s) =>
4 Al3(s) + 9 I2(s) = 6 Al2I3(s)
PbO4 = PbO + O =>
PbO4 = PbO + 3 O
KMnO4 + NaHSO3 + H2SO4 = K2SO4 + MnSO4 + H2O + NaHSO4 =>
2 KMnO4 + 5 NaHSO3 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 3 H2O + 5 NaHSO4
Na(NO3) + Pb = Na + Pb(NO3)2 =>
2 Na(NO3) + Pb = 2 Na + Pb(NO3)2
CdI2 + Br2 = CdBr2 + I =>
CdI2 + Br2 = CdBr2 + 2 I
Cu3(PO4)2 + Ag2O = CuO + Ag3(PO4) =>
Cu3(PO4)2 + 3 Ag2O = 3 CuO + 2 Ag3(PO4)
Ni(NO3)2 + BaCl2 = NiCl2 + Ba(NO3)2 =>
Ni(NO3)2 + BaCl2 = NiCl2 + Ba(NO3)2
Ba + S = BaS(aq) =>
Ba + S = BaS(aq)
KI + BaO2 + HCl = KCl + BaCl2 + H2O + I2 =>
2 KI + BaO2 + 4 HCl = 2 KCl + BaCl2 + 2 H2O + I2
KMnO2 + H2SO4 + FeSO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO2 + 4 H2SO4 + 2 FeSO4 = K2SO4 + 2 MnSO4 + Fe2(SO4)3 + 4 H2O
FeMg + CaH2O = FeCa + MgH2O =>
FeMg + CaH2O = FeCa + MgH2O
NaI + Br2 = BrNa7 + I2 =>
14 NaI + Br2 = 2 BrNa7 + 7 I2
CaCN + HO = CaCO + NH =>
CaCN + HO = CaCO + NH
Ba(OH)2(aq) + HCl(aq) = BaCl2(aq) + H2O(l) =>
Ba(OH)2(aq) + 2 HCl(aq) = BaCl2(aq) + 2 H2O(l)
SC(NH2)2 + NO2{-} = N2 + H2O + SCN{-} =>
SC(NH2)2 + NO2{-} = N2 + 2 H2O + SCN{-}
HI + NO2 = NH3 + I2 + O2 =>
6 HI + 2 NO2 = 2 NH3 + 3 I2 + 2 O2
H3PO3 + Pb(OH)4 = H2O + Pb3(PO3)4 =>
4 H3PO3 + 3 Pb(OH)4 = 12 H2O + Pb3(PO3)4
N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2
Cl + O3 = Cl2O =>
6 Cl + O3 = 3 Cl2O
I + Hg22 = Hg2I2(s) =>
22 I + Hg22 = 11 Hg2I2(s)
Al2S3 + HCl = Al2Cl + S3H =>
Al2S3 + HCl = Al2Cl + S3H
CuI + F2 = CuF2 + I =>
CuI + F2 = CuF2 + I
Al + KOH + H2SO4 + H2O = KAl(SO4)2*12H2O + H2 =>
2 Al + 2 KOH + 4 H2SO4 + 22 H2O = 2 KAl(SO4)2*12H2O + 3 H2
HClO4 + NaHSO4 = NaClO4 + H2SO4 =>
HClO4 + NaHSO4 = NaClO4 + H2SO4
CH3CH2OH + K2Cr2O7 + H2SO4 = CH3CH2CHO + Cr2(SO4) + K2SO4 + H2O =>
15 CH3CH2OH + 2 K2Cr2O7 + 4 H2SO4 = 10 CH3CH2CHO + 2 Cr2(SO4) + 2 K2SO4 + 19 H2O
C8H10 + KMnO4 + H2SO4 = C6H4(COOH)2 + K2SO4 + MnSO4 + H2O =>
5 C8H10 + 12 KMnO4 + 18 H2SO4 = 5 C6H4(COOH)2 + 6 K2SO4 + 12 MnSO4 + 28 H2O
Mg + Fe3Cl2 = Fe(lll) + MgCl2 =>
Mg + Fe3Cl2 = 3 Fe(lll) + MgCl2
Sb{3+} + HOH = SbOH{2+} + H{+} =>
Sb{3+} + HOH = SbOH{2+} + H{+}
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/13/24
Équations équilibrées sur01/12/24
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