| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 OCl + 2 S2O3 = 4 SO4 + 5 Cl2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cr2(SO4)3 + H2SO4 = Cr(HSO4)3 =>
Cr2(SO4)3 + 3 H2SO4 = 2 Cr(HSO4)3
Si + NaOH + H2O = Na2SiO3 + H2 =>
Si + 2 NaOH + H2O = Na2SiO3 + 2 H2
AI + KOH + KNO3 + H2O = NH3 + K[AI(OH)4] =>
8 AI + 5 KOH + 3 KNO3 + 18 H2O = 3 NH3 + 8 K[AI(OH)4]
HBr + C3H6O = H2O + C3H5Br =>
HBr + C3H6O = H2O + C3H5Br
Zr(OH)4 + KF = K2(ZrF6) + KOH =>
Zr(OH)4 + 6 KF = K2(ZrF6) + 4 KOH
CaCO3 = O2 + CaO + C =>
CaCO3 = O2 + CaO + C
CH3COOCH2CH3 + H2O = CH3OOH + CH3CH2OH =>
CH3COOCH2CH3 + 3 H2O = 2 CH3OOH + CH3CH2OH
CrI3 + K(OH) + S = KIO4 + K2Cr2O7 + K2S + H2O =>
2 CrI3 + 62 K(OH) + 27 S = 6 KIO4 + K2Cr2O7 + 27 K2S + 31 H2O
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
PbSHCl = PbHSCl =>
PbSHCl = PbHSCl
Zn + H2S2O7 = ZnS2O7 + H2S + H2O =>
8 Zn + 9 H2S2O7 = 8 ZnS2O7 + 2 H2S + 7 H2O
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Mg + Pb(C2H3O2)2 = Mg(C2H3O2)2 + Pb =>
Mg + Pb(C2H3O2)2 = Mg(C2H3O2)2 + Pb
H2O + C6H3COOH = H3O + C6H2COOH =>
H2O + C6H3COOH = H3O + C6H2COOH
Mn2{+} + PbO2 + H2O = MnO4{-} + PbO + H{+} =>
2 Mn2{+} + 13 PbO2 + 3 H2O = 4 MnO4{-} + 13 PbO + 6 H{+}
Sr(OH)2 + H2SO3 = Sr2SO4 + H2O =>
2 Sr(OH)2 + H2SO3 = Sr2SO4 + 3 H2O
Na + LiOH = Li + NaOH =>
Na + LiOH = Li + NaOH
KNO3 + C + S = N2 + CO2 + K2S2 =>
2 KNO3 + 3 C + 2 S = N2 + 3 CO2 + K2S2
PbO(s) + NH3 = Pb(s)(g) + N2(g) + H2O(l) =>
3 PbO(s) + 2 NH3 = 3 Pb(s)(g) + N2(g) + 3 H2O(l)
C40H32 + O2 = CO2 + H2O =>
C40H32 + 48 O2 = 40 CO2 + 16 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HCl + NaNO2 = NaNO3 + NaCl + NO + H2O =>
2 HCl + 3 NaNO2 = NaNO3 + 2 NaCl + 2 NO + H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Be + O2 = BeO =>
2 Be + O2 = 2 BeO
KMnO4 + CH3CH2CH2COH + H2SO4 = CH3CH2CH2COOH + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 CH3CH2CH2COH + 3 H2SO4 = 5 CH3CH2CH2COOH + K2SO4 + 2 MnSO4 + 3 H2O
Na2Se + NaNO3 = Na2SeO3 + NaNO2 =>
Na2Se + 3 NaNO3 = Na2SeO3 + 3 NaNO2
H2SO4 + Cl2 = HClO4 + SO2 + H2O =>
7 H2SO4 + Cl2 = 2 HClO4 + 7 SO2 + 6 H2O
KI + HI = KI3 + H2 =>
KI + 2 HI = KI3 + H2
H2 + Fe2O3 = Fe3 + H2O =>
9 H2 + 3 Fe2O3 = 2 Fe3 + 9 H2O
FeF3 = F + Fe3 =>
3 FeF3 = 9 F + Fe3
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
K2Cr2O7 + Na2C2O3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + K2SO4 + H2O + CO2 =>
2 K2Cr2O7 + 3 Na2C2O3 + 11 H2SO4 = 2 Cr2(SO4)3 + 3 Na2SO4 + 2 K2SO4 + 11 H2O + 6 CO2
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
MnO4{-} + ClO2{-} + H2O = MnO2 + ClO4{-} + OH{-} =>
4 MnO4{-} + 3 ClO2{-} + 2 H2O = 4 MnO2 + 3 ClO4{-} + 4 OH{-}
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
CuO + H3PO4 = Cu3(PO4)2 + H2O =>
3 CuO + 2 H3PO4 = Cu3(PO4)2 + 3 H2O
C7H10N2 + CH3I = C8H13N2 + I =>
C7H10N2 + CH3I = C8H13N2 + I
K2Cr2O7 + NH4OH = KOH + (NH4)2Cr2O7 =>
K2Cr2O7 + 2 NH4OH = 2 KOH + (NH4)2Cr2O7
Mg + KMnO4 = K2O + MgO + Mn =>
7 Mg + 2 KMnO4 = K2O + 7 MgO + 2 Mn
HHCO3 + NaOH = NaHCO3 + H2O =>
HHCO3 + NaOH = NaHCO3 + H2O
MnO4{-} + Cl{-} + H{+} = Mn{+2)+Cl2+H2O =>
2 MnO4{-} + 10 Cl{-} + 16 H{+} = 2 Mn{+2)+5Cl2+8H2O
Br2 + NaI = NaBr + I2 =>
Br2 + 2 NaI = 2 NaBr + I2
Pb(NO3)2 + KI + H2O = KPbI3*2H2O + KNO3 =>
Pb(NO3)2 + 3 KI + 2 H2O = KPbI3*2H2O + 2 KNO3
C2H2Br2 + Br2 = C2H2Br4 =>
C2H2Br2 + Br2 = C2H2Br4
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/17/24
Équations équilibrées sur01/16/24
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