| Équations équilibrées la veille |
MgO + 2 HCl = H2O + MgCl2
Mg(HCO3)2 + CH3COOH = (CH3COO)Mg + H2O + CO2 =>
8 Mg(HCO3)2 + 9 CH3COOH = 8(CH3COO)Mg + 14 H2O + 18 CO2
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Al + NaOH + H2O = Na[Al(OH)4] + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 Na[Al(OH)4] + 3 H2
HBF4 + H2O = B2O3 + HF =>
2 HBF4 + 3 H2O = B2O3 + 8 HF
ZnCl2 + NaOH = NaCl2 + H2 + ZnO =>
2 ZnCl2 + 2 NaOH = 2 NaCl2 + H2 + 2 ZnO
Cu2I + KCl = Cu + IKCl =>
Cu2I + KCl = 2 Cu + IKCl
C4H6O4Ba + (NH4)2SO4 = BaSO4 + C2H3O2(NH4) =>
C4H6O4Ba + (NH4)2SO4 = BaSO4 + 2 C2H3O2(NH4)
FeO + KMnO4 = Fe(MnO4)2 + K2O =>
FeO + 2 KMnO4 = Fe(MnO4)2 + K2O
C89 + H2 = H14C6 =>
6 C89 + 623 H2 = 89 H14C6
K2O + SO3 = KO + SO2 =>
K2O + SO3 = 2 KO + SO2
CH4 + NO3 = CN + H2O + O2 =>
2 CH4 + 2 NO3 = 2 CN + 4 H2O + O2
H6TeO6 + HI = H2TeO3 + I2 + H2O =>
H6TeO6 + 2 HI = H2TeO3 + I2 + 3 H2O
H2O2 + N2 = HN3 + NO =>
H2O2 + 4 N2 = 2 HN3 + 2 NO
MgO + NH4HF2 = MgF2 + NH3 + H2O =>
MgO + NH4HF2 = MgF2 + NH3 + H2O
Au + HNO3 + HCl = AuCl3 + NO2 + H2O =>
Au + 3 HNO3 + 3 HCl = AuCl3 + 3 NO2 + 3 H2O
Pb(CH3COO)2(H2O) + NaHCO3 = Pb3(CO3)2(OH)2 + CO2 + H2O + NaCH3COO =>
3 Pb(CH3COO)2(H2O) + 6 NaHCO3 = Pb3(CO3)2(OH)2 + 4 CO2 + 5 H2O + 6 NaCH3COO
Ag2O + O2 = AgO3 =>
2 Ag2O + 5 O2 = 4 AgO3
(C6H5O)COOH + CH3OH = (C6H5O)OCH3 + H2O =>
5(C6H5O)COOH + 14 CH3OH = 7(C6H5O)OCH3 + 15 H2O
K2Cr2O7 + KBr + H{+} + SO4{2-} = Br2 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 6 KBr + 14 H{+} + 7 SO4{2-} = 3 Br2 + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
HCl + S = H + SCl =>
HCl + S = H + SCl
I2 + NaOH = NaI + O2 + H2O =>
2 I2 + 4 NaOH = 4 NaI + O2 + 2 H2O
K2Cr2O7 + Ca3P2 + H2SO4 = Cr2(SO4)3 + H3PO4 + CaO + H2O + K2SO3 =>
2 K2Cr2O7 + Ca3P2 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 H3PO4 + 3 CaO + 5 H2O + 2 K2SO3
KH2O = KHO + H =>
KH2O = KHO + H
Ce(NO3)3 + NaHO = Ce(OH)3 + NaNO3 =>
Ce(NO3)3 + 3 NaHO = Ce(OH)3 + 3 NaNO3
SO2(g) + NaOH(s) = NaHSO3(s) =>
SO2(g) + NaOH(s) = NaHSO3(s)
Rb3(Ga(OH)6) + H2SO4 = Rb2SO4 + Ga2(SO4)3 + H2O =>
2 Rb3(Ga(OH)6) + 6 H2SO4 = 3 Rb2SO4 + Ga2(SO4)3 + 12 H2O
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Al() + AgNO3(aq) = Ag() + Al(NO3)3(aq) =>
Al() + 3 AgNO3(aq) = 3 Ag() + Al(NO3)3(aq)
MgO + NaBO2 = Mg(BO2)2 + Na2O =>
MgO + 2 NaBO2 = Mg(BO2)2 + Na2O
Mg3 + F3 = MgF3 =>
Mg3 + 3 F3 = 3 MgF3
AgNO3 + KBr = AgBr + KNO3 =>
AgNO3 + KBr = AgBr + KNO3
Cu(CH3COO)2 + KOH = CuOH + K(CH3COO)2 =>
Cu(CH3COO)2 + KOH = CuOH + K(CH3COO)2
K4[Fe(CN)6] + NH4OH + H2O = K3[Fe(CN)6] + KOH + NH5 =>
2 K4[Fe(CN)6] + NH4OH + H2O = 2 K3[Fe(CN)6] + 2 KOH + NH5
C6H7N3O11 = CO + CO2 + N2 + H2O =>
2 C6H7N3O11 = 9 CO + 3 CO2 + 3 N2 + 7 H2O
Cr(ClO4)3 = Cr + ClO4 =>
Cr(ClO4)3 = Cr + 3 ClO4
Fe(NO3)3 + KSCN + NaF = K2NO3 + [Fe(CN)6] + Na2S + F2 =>
Fe(NO3)3 + 6 KSCN + 12 NaF = 3 K2NO3 + [Fe(CN)6] + 6 Na2S + 6 F2
KNO3 + NaF = KF + NaNO3 =>
KNO3 + NaF = KF + NaNO3
C10H8 + H2 = C10H18 =>
C10H8 + 5 H2 = C10H18
FeSO4 + HBrO + H2SO4 = Fe(SO4)3 + FeBr3 + H2O =>
9 FeSO4 + 12 HBrO + 6 H2SO4 = 5 Fe(SO4)3 + 4 FeBr3 + 12 H2O
Ca(OH)2 + Na3PO4 = Ca3(PO4)2 + NaOH =>
3 Ca(OH)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaOH
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Fe + CO3 + H2O = Fe(OH)3 + CO2 =>
2 Fe + 3 CO3 + 3 H2O = 2 Fe(OH)3 + 3 CO2
(AgNO3) + K2CO3 = Ag2CO3 + (KNO3) =>
2(AgNO3) + K2CO3 = Ag2CO3 + 2(KNO3)
Mg + Co(NO3)2 = MgCo(NO3)2 =>
Mg + Co(NO3)2 = MgCo(NO3)2
Na2S2O8 + NaOH + C6H5C3H7 = CO2 + H2O + Na2SO4 =>
24 Na2S2O8 + 48 NaOH + C6H5C3H7 = 9 CO2 + 30 H2O + 48 Na2SO4
Cr{3+} + NH3 = [Cr(NH3)6]{3+} =>
Cr{3+} + 6 NH3 = [Cr(NH3)6]{3+}
CuI2 + H2CO3 = CuCO3 + HI =>
CuI2 + H2CO3 = CuCO3 + 2 HI
ClO{-} + SO3{-2} = ClO3{-} + S{-2} =>
3 ClO{-} + 2 SO3{-2} = 3 ClO3{-} + 2 S{-2}
Mn(s) + HCl(aq) = MnCl2(aq) + H2(g) =>
Mn(s) + 2 HCl(aq) = MnCl2(aq) + H2(g)
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Équations équilibrées sur01/28/25
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