| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O7{2-} + 3 SO3{2-} + 8 H{+} = 2 Cr{3+} + 3 SO4{-2} + 4 H2O
CuSO4*5H2O + Na2CO3 = CuO + Na2SO4 + H2O + CO2 =>
CuSO4*5H2O + Na2CO3 = CuO + Na2SO4 + 5 H2O + CO2
HOOCCOOH + OH = HOOCCOO + H2O =>
HOOCCOOH + OH = HOOCCOO + H2O
NiCl2H2O = NiOHClHCl =>
NiCl2H2O = NiOHClHCl
H2SO4 + FeSO4 + KMnO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
8 H2SO4 + 10 FeSO4 + 2 KMnO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
HOOCCOOH + OH = OOCCOO + H2O =>
HOOCCOOH + 2 OH = OOCCOO + 2 H2O
K + AICl3 = KCl + AI =>
3 K + AICl3 = 3 KCl + AI
C5H12 + O2 = CO + H2O =>
2 C5H12 + 11 O2 = 10 CO + 12 H2O
C3H8 + H2O = CO2 + H2 =>
C3H8 + 6 H2O = 3 CO2 + 10 H2
K[Al(OH)3] + Br2 = KBr + Al(OH)3 =>
2 K[Al(OH)3] + Br2 = 2 KBr + 2 Al(OH)3
Fe(NO3)3 + NaOH = Fe(OH)3Na3(NO3)3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3Na3(NO3)3
K2Cr2O7 + H2SO4 + NaCl = K2SO4 + Na2SO4 + Cr2(SO4)3 + H2O + Cl2 =>
K2Cr2O7 + 7 H2SO4 + 6 NaCl = K2SO4 + 3 Na2SO4 + Cr2(SO4)3 + 7 H2O + 3 Cl2
Al + ZnBr2 = AlBr3 + Zn =>
2 Al + 3 ZnBr2 = 2 AlBr3 + 3 Zn
Cu(CO3) = CuO + CO2 =>
Cu(CO3) = CuO + CO2
C6H12O6 + O2 + CON2H4 = CH179O050N020 + CO2 =>
139 C6H12O6 + 765 O2 + 120 CON2H4 = 12 CH179O050N020 + 942 CO2
HClNi = Ni(HCl) =>
HClNi = Ni(HCl)
BaCO3 + HBr = BaBr + HCO3 =>
BaCO3 + HBr = BaBr + HCO3
SiH4 + N2F4 = N2 + H2 + SiF =>
4 SiH4 + N2F4 = N2 + 8 H2 + 4 SiF
PbO2 + H(NO3) = Pb(NO3)4 + H2O =>
PbO2 + 4 H(NO3) = Pb(NO3)4 + 2 H2O
CH3OH + Br2 + P = CH3Br + HBr + P2O5 =>
5 CH3OH + 5 Br2 + 2 P = 5 CH3Br + 5 HBr + P2O5
BaCl2(aq) + Na2CrO4(aq) = NaCl(aq) + BaCrO4(s) =>
BaCl2(aq) + Na2CrO4(aq) = 2 NaCl(aq) + BaCrO4(s)
HClFe(OH)2 = FeOHClH2O =>
HClFe(OH)2 = FeOHClH2O
NaH2(PO4)H2O + FeCl2 = NaFePO4 + HCl + H2O =>
NaH2(PO4)H2O + FeCl2 = NaFePO4 + 2 HCl + H2O
P2O4 = PO2 =>
P2O4 = 2 PO2
C9H804 + H2O = H3O + CO2 =>
C9H804 + 858 H2O = 840 H3O + 9 CO2
CH4O + K = CH3K + OH =>
CH4O + K = CH3K + OH
Pb(No3)2 + Na2S + H2SO4 = H2S + NaNo3 + PbSO4 =>
Pb(No3)2 + Na2S + H2SO4 = H2S + 2 NaNo3 + PbSO4
K2MnO4 + H2SO4 + HCl = K2SO4 + MnSO4 + Cl2 + H2O =>
K2MnO4 + 2 H2SO4 + 4 HCl = K2SO4 + MnSO4 + 2 Cl2 + 4 H2O
Ca3P2 = Ca + P2 =>
Ca3P2 = 3 Ca + P2
Ni + Pb(No3)2 = Ni(No3)3 + Pb =>
2 Ni + 3 Pb(No3)2 = 2 Ni(No3)3 + 3 Pb
NO2 + NH2SO3H = N2 + HSO4 + H2O =>
NO2 + NH2SO3H = N2 + HSO4 + H2O
K2O + P4O10 = K3PO4 =>
6 K2O + P4O10 = 4 K3PO4
Fe(NO3)2 + K3Fe(CN)6 = Fe2(CN)6 + K3(NO3)2 =>
Fe(NO3)2 + K3Fe(CN)6 = Fe2(CN)6 + K3(NO3)2
S{2}O{3}{-}(aq) + I{2}(aq) = S{4}O{6}2{-}(aq) + I{-}(aq) =>
3 S{2}O{3}{-}(aq) + 2 I{2}(aq) = 3 S{4}O{6}2{-}(aq) + 2 I{-}(aq)
KMnO4 + HCl + CuCl = KCl + MnCl2 + CuCl2 + H2O =>
KMnO4 + 8 HCl + 5 CuCl = KCl + MnCl2 + 5 CuCl2 + 4 H2O
Zn + CuCl2 = ZnCl2 + Cu2 =>
2 Zn + 2 CuCl2 = 2 ZnCl2 + Cu2
Co(NO3)2 + (NH4)2SO4 = CoSO4 + NH4NO3 =>
Co(NO3)2 + (NH4)2SO4 = CoSO4 + 2 NH4NO3
Br2 + C4H8 = H2 + C4H6Br2 =>
Br2 + C4H8 = H2 + C4H6Br2
KBr + Li2S = LiBr + K2S =>
2 KBr + Li2S = 2 LiBr + K2S
HClO4 + Ba(OH)2 = Ba(ClO4)2 + H2O(g) =>
2 HClO4 + Ba(OH)2 = Ba(ClO4)2 + 2 H2O(g)
H2SO4 + KI = KHSO4 + I2 + H2O + H2S =>
9 H2SO4 + 8 KI = 8 KHSO4 + 4 I2 + 4 H2O + H2S
Fe3 + HCl2 = FeCl + FeH =>
Fe3 + HCl2 = 2 FeCl + FeH
NaHC2O4 = NaHCO3 + CO =>
NaHC2O4 = NaHCO3 + CO
Ca3(PO4)2CaF2 + H2SO4 = Ca(H2PO4)2 + CaSO4 + HF =>
Ca3(PO4)2CaF2 + 3 H2SO4 = Ca(H2PO4)2 + 3 CaSO4 + 2 HF
Mn + H2SO4 = Mn2SO4 + H2O + H2S =>
8 Mn + 5 H2SO4 = 4 Mn2SO4 + 4 H2O + H2S
NaHCO3 = Na + H + C + O =>
NaHCO3 = Na + H + C + 3 O
C14H30 + CuO2 = H2O + CO2 + Cu2 =>
4 C14H30 + 86 CuO2 = 60 H2O + 56 CO2 + 43 Cu2
CaS + H2O = Ca(SH)2 + Ca(OH)2 =>
2 CaS + 2 H2O = Ca(SH)2 + Ca(OH)2
NaO2 + H2O = NaOH + O2 =>
4 NaO2 + 2 H2O = 4 NaOH + 3 O2
KJ + KClO3 + H2SO4 = J2 + KCl + K2SO4 + H2O =>
6 KJ + KClO3 + 3 H2SO4 = 3 J2 + KCl + 3 K2SO4 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/21/23
Équations équilibrées sur12/21/22
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