| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeO + NH4OH = Fe(OH)2 + NH3
KI + H2SO4 = I2 + H2S + H2O + K2SO4 =>
8 KI + 5 H2SO4 = 4 I2 + H2S + 4 H2O + 4 K2SO4
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
CuCl2(s) = Cu + Cl2 =>
CuCl2(s) = Cu + Cl2
CH3CHO + KMnO4 + H2SO4 = CH3COOH + MnSO + K2SO4 + H2O =>
11 CH3CHO + 2 KMnO4 + 3 H2SO4 = 11 CH3COOH + 2 MnSO + K2SO4 + 3 H2O
Pb(NO3)2 + K2G2O4 = PbG2O4 + KNO3 =>
Pb(NO3)2 + K2G2O4 = PbG2O4 + 2 KNO3
CrI3 + NaClO + NaOH = Na2CrO4 + Na3H2IO6 + NaCl + H2O =>
2 CrI3 + 27 NaClO + 22 NaOH = 2 Na2CrO4 + 6 Na3H2IO6 + 27 NaCl + 5 H2O
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
KCIO3 + I2 + H2O = KCI + HIO3 =>
5 KCIO3 + 3 I2 + 3 H2O = 5 KCI + 6 HIO3
EDTA + Al = Al(EDTA) =>
EDTA + Al = Al(EDTA)
P2 + H2 = PH3 =>
P2 + 3 H2 = 2 PH3
HFO3 + Al(OH)3 = Al(FO3)3 + H2O =>
3 HFO3 + Al(OH)3 = Al(FO3)3 + 3 H2O
Na2SO3 + Br2 + H2SO4 = Na2SO4 + HBr + SO2 =>
2 Na2SO3 + Br2 + H2SO4 = 2 Na2SO4 + 2 HBr + SO2
C4H10 + Cl2 = C4H9Cl + H2 =>
2 C4H10 + Cl2 = 2 C4H9Cl + H2
ClO3 + OH = ClO4 + H2O =>
ClO3 + 2 OH = ClO4 + H2O
Rh + O2 = Rh2O4 =>
2 Rh + 2 O2 = Rh2O4
B5H9 + O2 = B2O3 + H2O =>
2 B5H9 + 12 O2 = 5 B2O3 + 9 H2O
CuSO4 + NaOH + HCHO = Cu + HCOOH + Na2SO4 + H2O =>
CuSO4 + 2 NaOH + HCHO = Cu + HCOOH + Na2SO4 + H2O
Pb(No3)2 + NaOH = Pb(No3)2NaOH =>
Pb(No3)2 + NaOH = Pb(No3)2NaOH
Li3N + H2O = LiOH + NH3 =>
Li3N + 3 H2O = 3 LiOH + NH3
HF + HNO3 = NO2 + F2 + H2O =>
2 HF + 2 HNO3 = 2 NO2 + F2 + 2 H2O
H2O + MnO4{-} + I{-} = MnO2 + I2 + OH{-} =>
4 H2O + 2 MnO4{-} + 6 I{-} = 2 MnO2 + 3 I2 + 8 OH{-}
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
NaBr + FeCl3 = FeCl + NaCl + Br =>
2 NaBr + FeCl3 = FeCl + 2 NaCl + 2 Br
NH4Br + Ca(OH)2 = NH4(OH) + Ca(Br)2 =>
2 NH4Br + Ca(OH)2 = 2 NH4(OH) + Ca(Br)2
Fe + Pt2{+} = Fe3{+} + Pt =>
3 Fe + Pt2{+} = Fe3{+} + 2 Pt
P4O7 + NaOH = Na3PO4 + H2O + Na2HPO3 =>
P4O7 + 9 NaOH = Na3PO4 + 3 H2O + 3 Na2HPO3
Sr(NO2)2 + H2O = HNO2 + Sr(OH)2 =>
Sr(NO2)2 + 2 H2O = 2 HNO2 + Sr(OH)2
Zn + O2(g) = ZnO =>
2 Zn + O2(g) = 2 ZnO
Ag{+} + e = Ag =>
Ag{+} + e = Ag
BaCO3(s) + HBr = BaBr2(aq) + H2O + CO2 =>
BaCO3(s) + 2 HBr = BaBr2(aq) + H2O + CO2
KMnO4 + C9H8O4 = CO2 + H2O + K2CO3 + Mn2O3 =>
18 KMnO4 + 2 C9H8O4 = 9 CO2 + 8 H2O + 9 K2CO3 + 9 Mn2O3
C6H8O7 + K2CO3 = C6H5O7K3 + CO2 + H2O =>
2 C6H8O7 + 3 K2CO3 = 2 C6H5O7K3 + 3 CO2 + 3 H2O
W(NO3)6 + K2CO3 = WCO3 + K2(NO3)6 =>
W(NO3)6 + K2CO3 = WCO3 + K2(NO3)6
Na2SiO3 + HI = NaI + H2SiO3 =>
Na2SiO3 + 2 HI = 2 NaI + H2SiO3
Br2 + HCl = BrCl + HBr =>
Br2 + HCl = BrCl + HBr
Al2(OH)3Cl3 + H2O = Al(OH)3 + H + Cl =>
Al2(OH)3Cl3 + 3 H2O = 2 Al(OH)3 + 3 H + 3 Cl
K2CrO4 + H2SO4 + Na2CrO4 = K2Cr2O7 + NaOH + K2SO4 =>
3 K2CrO4 + H2SO4 + Na2CrO4 = 2 K2Cr2O7 + 2 NaOH + K2SO4
NaBr + FeCl3 = FeCl + NaCl + Br =>
2 NaBr + FeCl3 = FeCl + 2 NaCl + 2 Br
NiF2(aq) + Fe2(SO4)3(aq) = NiSO4(aq) + FeF3(s) =>
3 NiF2(aq) + Fe2(SO4)3(aq) = 3 NiSO4(aq) + 2 FeF3(s)
AlCl3 + NaOH = NaCl + Al(OH)3 =>
AlCl3 + 3 NaOH = 3 NaCl + Al(OH)3
Bi2O3 + H2S = Bi2S3 + H2O =>
Bi2O3 + 3 H2S = Bi2S3 + 3 H2O
B + H{+} = B{+} + H2 =>
2 B + 2 H{+} = 2 B{+} + H2
Na2CrO4 + HNO3 = Na(NO3) + H2CrO4 =>
Na2CrO4 + 2 HNO3 = 2 Na(NO3) + H2CrO4
C25H30N3Cl(aq) + NaOH(aq) = C25H31ON3(aq) + NaCl(aq) =>
C25H30N3Cl(aq) + NaOH(aq) = C25H31ON3(aq) + NaCl(aq)
HNO3 + H2SO4 = NO2HSO4 + H2O =>
HNO3 + H2SO4 = NO2HSO4 + H2O
Zr + N2 = ZrN =>
2 Zr + N2 = 2 ZrN
CH4 + Li3N = LiH + C3N4 =>
3 CH4 + 4 Li3N = 12 LiH + C3N4
HgS = Hg{+2} + S{-2} =>
HgS = Hg{+2} + S{-2}
C6H10O6 + H2O = C6H12O6 + O2 =>
2 C6H10O6 + 2 H2O = 2 C6H12O6 + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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