| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 FeCl3 + H2SO4 + Na2S = Na2SO4 + 2 FeCl2 + 2 HCl + S
CaO + H2SO4 = CaSO4 + H2O =>
CaO + H2SO4 = CaSO4 + H2O
KOH + I = KI + OH =>
KOH + I = KI + OH
NaOH + H2SO4 = H2O + Na2SO4 = =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
C2H5OH + K2Cr2O7 + H2O = CH3COOH + Cr(OH)3 + KOH =>
3 C2H5OH + 2 K2Cr2O7 + 5 H2O = 3 CH3COOH + 4 Cr(OH)3 + 4 KOH
Na3PO4 + Cr2(SO4)3 = CrPO4 + Na2SO4 =>
2 Na3PO4 + Cr2(SO4)3 = 2 CrPO4 + 3 Na2SO4
C4H10 + O2 = OH + C =>
C4H10 + 5 O2 = 10 OH + 4 C
H2 + CO = C21H44 + H2O =>
43 H2 + 21 CO = C21H44 + 21 H2O
KMnO4 + C3H5O3 = KOH + MnO2 + CO + O2 =>
10 KMnO4 + 2 C3H5O3 = 10 KOH + 10 MnO2 + 6 CO + 5 O2
FeCl3 + NH4NCS = Fe(NCS)3 + NH4Cl =>
FeCl3 + 3 NH4NCS = Fe(NCS)3 + 3 NH4Cl
Na3PO4 + Pb3N = Na3N + Pb3PO4 =>
Na3PO4 + Pb3N = Na3N + Pb3PO4
Zn(aq)HCl(aq) = H(g)ZnCl(aq) =>
Zn(aq)HCl(aq) = H(g)ZnCl(aq)
Cr(OH)4{-} + H2O2 = CrO4{-} + H2O =>
Cr(OH)4{-} + 2 H2O2 = CrO4{-} + 4 H2O
N2F4 + HF = NH3 + F2 =>
N2F4 + 6 HF = 2 NH3 + 5 F2
CH2O + NaOH = NaCH3COO + H2O =>
2 CH2O + NaOH = NaCH3COO + H2O
K2Cr2O7 + H2SO4 + Ag = Ag2SO4 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 Ag = 3 Ag2SO4 + Cr2(SO4)3 + K2SO4 + 7 H2O
BaHCO3 + HNO3 = BaNO3 + H2CO3 =>
BaHCO3 + HNO3 = BaNO3 + H2CO3
C + FeCr2O = FeCr2 + CO2 =>
C + 2 FeCr2O = 2 FeCr2 + CO2
CH3COH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + CH3COOH + H2O =>
5 CH3COH + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 CH3COOH + 3 H2O
C2H5COH + O2 = CO2 + H2O =>
C2H5COH + 4 O2 = 3 CO2 + 3 H2O
KClO4 + Ca + P = Ca3P2O8 + KCl =>
2 KClO4 + 3 Ca + 2 P = Ca3P2O8 + 2 KCl
FeCl3*6H2O + FeSO4*7H2O + NH4OH = Fe3O4 + NH4Cl + (NH4)2SO4 + H2O =>
2 FeCl3*6H2O + FeSO4*7H2O + 8 NH4OH = Fe3O4 + 6 NH4Cl + (NH4)2SO4 + 23 H2O
C7H5O2 + H2O = C7H6O2 + OH =>
C7H5O2 + H2O = C7H6O2 + OH
Al(s)Sn(Cl2)(aq) = Al(Cl2)(aq)Sn(s) =>
Al(s)Sn(Cl2)(aq) = Al(Cl2)(aq)Sn(s)
[NH4]2CH2O7 = CH2O3 + N2 + H2O =>
[NH4]2CH2O7 = CH2O3 + N2 + 4 H2O
Fe + KCN = FeCN + K =>
Fe + KCN = FeCN + K
HNO3 + BeCO3 = Be(NO3)2 + CO2 + H2O =>
2 HNO3 + BeCO3 = Be(NO3)2 + CO2 + H2O
PbS2 + O2 = Pb + SO2 =>
PbS2 + 2 O2 = Pb + 2 SO2
NaCn + CuCo3 = Na2Co3 + Cu(Cn)2 =>
2 NaCn + CuCo3 = Na2Co3 + Cu(Cn)2
K(ClO3) = KCl + O2 =>
2 K(ClO3) = 2 KCl + 3 O2
HClO4 + CH3COOH = HClO4H{+} + CH3COO{-} =>
HClO4 + CH3COOH = HClO4H{+} + CH3COO{-}
CH3COOPb + Na2SO4 = CH3COONa + Pb2SO4 =>
2 CH3COOPb + Na2SO4 = 2 CH3COONa + Pb2SO4
CaH2 + H2O = Ca(OH2) + H2 =>
CaH2 + H2O = Ca(OH2) + H2
MoO2(s) + H2(g) = Mo(s) + H2O(l) =>
MoO2(s) + 2 H2(g) = Mo(s) + 2 H2O(l)
Na + O2 = Na2O5 =>
4 Na + 5 O2 = 2 Na2O5
Sr(NO3)2 + K2SO4 = Sr2(SO4)2 + K(NO3) =>
2 Sr(NO3)2 + 2 K2SO4 = Sr2(SO4)2 + 4 K(NO3)
K2Cr2O7 + SO3 = K2Cr2SO3 + O7 =>
K2Cr2O7 + SO3 = K2Cr2SO3 + O7
C8H10O3 + O2 = CO2 + H2O =>
C8H10O3 + 9 O2 = 8 CO2 + 5 H2O
FeCl3 + KJ = FeCl2 + J3 + KCl =>
3 FeCl3 + 3 KJ = 3 FeCl2 + J3 + 3 KCl
H{+} + MnO4{-} + Br{-} = Br2{+2} + Mn{+2} + H2O =>
32 H{+} + 4 MnO4{-} + 10 Br{-} = 5 Br2{+2} + 4 Mn{+2} + 16 H2O
PH3 + NHO3 = H3PO4 + NO2 + H2O =>
PH3 + 8 NHO3 = H3PO4 + 8 NO2 + 4 H2O
CH3COOPb + Na2SO4 = CH3COONa + Pb2SO4 =>
2 CH3COOPb + Na2SO4 = 2 CH3COONa + Pb2SO4
Al(NO3)3 + NaOH = Al(HO)3 + Na(NO3) =>
Al(NO3)3 + 3 NaOH = Al(HO)3 + 3 Na(NO3)
AI(NO3)3 + Ca(OH)2 = AI(OH)3 + Ca(NO3)2 =>
2 AI(NO3)3 + 3 Ca(OH)2 = 2 AI(OH)3 + 3 Ca(NO3)2
Cl2 + Mn(OH)2 + NaOH = Na2MnO7 + NaCl + H2O =>
5 Cl2 + Mn(OH)2 + 12 NaOH = Na2MnO7 + 10 NaCl + 7 H2O
Na3PO4(aq) + CrCl3(aq) = CrPO4(s) + NaCl(s) =>
Na3PO4(aq) + CrCl3(aq) = CrPO4(s) + 3 NaCl(s)
HBr(aq)NaHCO3(aq) = NaBr(aq)H2O(l)CO2(g) =>
HBr(aq)NaHCO3(aq) = NaBr(aq)H2O(l)CO2(g)
La{3+} + IO3{-} = La(IO3)3 =>
La{3+} + 3 IO3{-} = La(IO3)3
C18H36O2 + O2 = CO2 + H2O =>
C18H36O2 + 26 O2 = 18 CO2 + 18 H2O
C6H6 + HNO3 = C6H5NO2 + H2O =>
C6H6 + HNO3 = C6H5NO2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/08/24
Équations équilibrées sur06/07/23
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