| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaH2O2 = CaOH2O
SnCl2 + FeCl3 + NaOH = SnFe2O4 + NaCl + H2O =>
SnCl2 + 2 FeCl3 + 8 NaOH = SnFe2O4 + 8 NaCl + 4 H2O
Cd + Co(ClO4)3 = Co + Cd(ClO4)2 =>
3 Cd + 2 Co(ClO4)3 = 2 Co + 3 Cd(ClO4)2
OCN{-} + H{+} + H2O = NH4{+} + CO2 =>
OCN{-} + 2 H{+} + H2O = NH4{+} + CO2
Zn(NO3)2 + NH4Br = Br2Zn + NH4NO3 =>
Zn(NO3)2 + 2 NH4Br = Br2Zn + 2 NH4NO3
Pb(NO3)2 + KI = Pb + KI(NO3) =>
Pb(NO3)2 + 2 KI = Pb + 2 KI(NO3)
HCl + NaO2H = NaCl + H2O2 =>
HCl + NaO2H = NaCl + H2O2
C3H6O = C + H + O =>
C3H6O = 3 C + 6 H + O
C7H6O0 + O2 = CO2 + H2O =>
C7H6O0 + 8 O2 = 7 CO2 + 3 H2O
Cu(s) + Ag2SO4(aq) = Cu(SO4)2(aq) + Ag(s) =>
Cu(s) + 2 Ag2SO4(aq) = Cu(SO4)2(aq) + 4 Ag(s)
Na + H3P = Na3P + H2 =>
6 Na + 2 H3P = 2 Na3P + 3 H2
CH3COOH + HBr = CH3COOBr + H2 =>
CH3COOH + HBr = CH3COOBr + H2
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Ag + Sn = Ag2Sn =>
2 Ag + Sn = Ag2Sn
Na(OH) + Br = Na + Br(OH)3 =>
3 Na(OH) + Br = 3 Na + Br(OH)3
Mg(s) + HCl = H(g) + MgCl2 =>
Mg(s) + 2 HCl = 2 H(g) + MgCl2
C(s) + O2(s) = CO2(l) =>
C(s) + O2(s) = CO2(l)
H2S + BaSO4 = BaS + H2SO4 =>
H2S + BaSO4 = BaS + H2SO4
N2O + KMnO4 + H2SO4 = MnSO4 + Mn(NO3)2 + K2SO4 + H2O =>
5 N2O + 8 KMnO4 + 7 H2SO4 = 3 MnSO4 + 5 Mn(NO3)2 + 4 K2SO4 + 7 H2O
C + H2O + H + Cl + N = C21H22ClNO4 =>
21 C + 4 H2O + 14 H + Cl + N = C21H22ClNO4
HNO3 + Cu2 = Cu(NO3)2 + H2 =>
4 HNO3 + Cu2 = 2 Cu(NO3)2 + 2 H2
Ni2Se3 + Mn3As4 = NiAs + MnSe2 =>
2 Ni2Se3 + Mn3As4 = 4 NiAs + 3 MnSe2
H2SO4 + B(HO)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(HO)3 = B2(SO4)3 + 6 H2O
CH3CH2CH2OH + H2SO4 = CH3CH2CH2OH2 + HSO4 =>
CH3CH2CH2OH + H2SO4 = CH3CH2CH2OH2 + HSO4
CuSO4*5H2O + Ce = Ce(SO4)2 + Cu + H2O =>
2 CuSO4*5H2O + Ce = Ce(SO4)2 + 2 Cu + 10 H2O
Na + Sb + S = Na7SbS6 =>
7 Na + Sb + 6 S = Na7SbS6
H2S + BaSO4 = BaS + H2SO4 =>
H2S + BaSO4 = BaS + H2SO4
Br2 + C2H4 = (CH2Br)2 =>
Br2 + C2H4 = (CH2Br)2
KMnO4 + C2H2O2 = K2O + MnO + CO2 + H2O =>
6 KMnO4 + 5 C2H2O2 = 3 K2O + 6 MnO + 10 CO2 + 5 H2O
Co(s) + Br2(l) = CoBr2 =>
Co(s) + Br2(l) = CoBr2
HBr + SiO2 = SiBr4 + H2O =>
4 HBr + SiO2 = SiBr4 + 2 H2O
NH4Br + CH3COONa = NaBr + NH4CH3COO =>
NH4Br + CH3COONa = NaBr + NH4CH3COO
Na3[IrCl6] + NaOH + O2 + H2O = Ir(OH)4 + NaCl =>
4 Na3[IrCl6] + 12 NaOH + O2 + 2 H2O = 4 Ir(OH)4 + 24 NaCl
H2S + BaSO4 = BaS + H2SO4 =>
H2S + BaSO4 = BaS + H2SO4
LiAlH4 + H2O = LiOH + Al(OH) + H3 =>
LiAlH4 + 2 H2O = LiOH + Al(OH) + 2 H3
NH3 + H2O = H3O + NO =>
NH3 + 6 H2O = 5 H3O + NO
Ca(OH) + HClO = Ca(ClO) + H2O =>
Ca(OH) + HClO = Ca(ClO) + H2O
CrCl3(aq) + Ca(OH)2 = Cr(OH)3 + CaCl2 =>
2 CrCl3(aq) + 3 Ca(OH)2 = 2 Cr(OH)3 + 3 CaCl2
C12O5H22 + O2 = CO2 + H2O =>
C12O5H22 + 15 O2 = 12 CO2 + 11 H2O
MoO4{2-} + H{+} + e = Mo{3+} + H2O =>
MoO4{2-} + 8 H{+} + 3e = Mo{3+} + 4 H2O
NH3*H2O + HCl = NH4Cl + H2O =>
NH3*H2O + HCl = NH4Cl + H2O
K2Cr2O7 + H2C2O4 + K2C2O4 = CO2 + H2O + K3[Cr(C2O4)3]*3H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 6 CO2 + H2O + 2 K3[Cr(C2O4)3]*3H2O
Na + HNO3 = NaNO3 + (NH4)(NO3) + H2O =>
8 Na + 10 HNO3 = 8 NaNO3 + (NH4)(NO3) + 3 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
HgBr2 + Fe2(SO4)3 = Hg(SO4) + FeBr3 =>
3 HgBr2 + Fe2(SO4)3 = 3 Hg(SO4) + 2 FeBr3
FeS + HNO3 = Fe(NO3)2 + S + NO + H2O =>
3 FeS + 8 HNO3 = 3 Fe(NO3)2 + 3 S + 2 NO + 4 H2O
Cu + MgCl2 = CuCl2 + Mg =>
Cu + MgCl2 = CuCl2 + Mg
H2O2 + Cr(OH)3 + OH{-} = CrO4{-2} + H2O =>
3 H2O2 + 2 Cr(OH)3 + 4 OH{-} = 2 CrO4{-2} + 8 H2O
As + CuSO4 = Cu + AsSO4 =>
As + CuSO4 = Cu + AsSO4
BrO{-} = Br{-} + BrO4{-} =>
4 BrO{-} = 3 Br{-} + BrO4{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/24
Équations équilibrées sur01/13/24
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