| Équations équilibrées la veille |
2 Be(OH)2 + H4P2O7 = Be2P2O7 + 4 H2O
CaBr2 + (NH4)2S = (NH4)Br + CaS =>
CaBr2 + (NH4)2S = 2(NH4)Br + CaS
CoCl2*6H2O + NH4Cl + NH4OH = [Co(NH3)6]Cl3 + H2O + H =>
CoCl2*6H2O + NH4Cl + 5 NH4OH = [Co(NH3)6]Cl3 + 11 H2O + H
PO2 + O2 = P2O5 =>
4 PO2 + O2 = 2 P2O5
I + S = I2S =>
2 I + S = I2S
Tl + HF = TlF + H2 =>
2 Tl + 2 HF = 2 TlF + H2
Fe(s) + O2(g) + H20(l) = Fe(OH)2(aq) =>
10 Fe(s) + 10 O2(g) + H20(l) = 10 Fe(OH)2(aq)
SO2 + H3 = H2S + H2O =>
SO2 + 2 H3 = H2S + 2 H2O
Cu(OH)2 + KI = CuI + I2 + KOH =>
2 Cu(OH)2 + 4 KI = 2 CuI + I2 + 4 KOH
CuNO3 + Ba(OH)2 = CuOH + Ba(NO3)2 =>
2 CuNO3 + Ba(OH)2 = 2 CuOH + Ba(NO3)2
HBr + Au(OH)3 = Au(Br)3 + H2O =>
3 HBr + Au(OH)3 = Au(Br)3 + 3 H2O
Ni + NH3 + H2O = Ni(OH) + NH4 =>
Ni + NH3 + H2O = Ni(OH) + NH4
KI + NaNO3 + H2SO4 = I2 + K2SO4 + NaNO2 + H2O =>
2 KI + NaNO3 + H2SO4 = I2 + K2SO4 + NaNO2 + H2O
C8H10O + O2 = C8H8O + H2O =>
2 C8H10O + O2 = 2 C8H8O + 2 H2O
Pb(NO3)2(aq) + Na2C2O4(aq) = PbC2O4 + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2C2O4(aq) = PbC2O4 + 2 NaNO3(aq)
C12H22O11 + NO3 = CO2 + H2O + N2 =>
C12H22O11 + 8 NO3 = 12 CO2 + 11 H2O + 4 N2
H2(g) + I2 = HI =>
H2(g) + I2 = 2 HI
Zn + H2O = Zn(OH)2 + H2 =>
Zn + 2 H2O = Zn(OH)2 + H2
Al(CH3)3 + H2O = Al2O3 + CH4 =>
2 Al(CH3)3 + 3 H2O = Al2O3 + 6 CH4
NaCI + H3PO4 = NaH2PO4 + HCI =>
NaCI + H3PO4 = NaH2PO4 + HCI
Ca(CO3) + SO2 + O2 = Ca(SO4) + CO2 =>
2 Ca(CO3) + 2 SO2 + O2 = 2 Ca(SO4) + 2 CO2
C4 + F2 = CF4 =>
C4 + 8 F2 = 4 CF4
C3H8(g) + O2 = H2O(g) + CO2(g) =>
C3H8(g) + 5 O2 = 4 H2O(g) + 3 CO2(g)
ZnBr2 + I2 = ZnI2 + Br2 =>
ZnBr2 + I2 = ZnI2 + Br2
FeS2 + H2 + O2 = FeSO4 + H2SO4 =>
FeS2 + H2 + 4 O2 = FeSO4 + H2SO4
Fe + HC1 = FeC13 + H2 =>
2 Fe + 26 HC1 = 2 FeC13 + 13 H2
Ag{+}(aq) + Cu(s) = Ag(s) + Cu{2+}(aq) =>
2 Ag{+}(aq) + Cu(s) = 2 Ag(s) + Cu{2+}(aq)
CH3CH2CH2COOH + CH3CH2CH2OH = CH3CH2CH2COOCH2CH2CH3 + H2O =>
CH3CH2CH2COOH + CH3CH2CH2OH = CH3CH2CH2COOCH2CH2CH3 + H2O
ZnS + NH4OH = [Zn(NH3)4]S + H2O =>
ZnS + 4 NH4OH = [Zn(NH3)4]S + 4 H2O
POCl3 + KOH = K3PO4 + HCl =>
POCl3 + 3 KOH = K3PO4 + 3 HCl
H2CrO4 + Zn(OH)2 = ZnCrO4 + H2O =>
H2CrO4 + Zn(OH)2 = ZnCrO4 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C6H5COOH + Ba(OH)2 = H2O + Ba(C6H5COO)2 =>
2 C6H5COOH + Ba(OH)2 = 2 H2O + Ba(C6H5COO)2
HNO2 + HSO3{-} = HON(SO3)2{-2} + H2O =>
HNO2 + 2 HSO3{-} = HON(SO3)2{-2} + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HgCl2 + HCOOH = HgCl + HCl + CO2 =>
2 HgCl2 + HCOOH = 2 HgCl + 2 HCl + CO2
Br{-} + NO3{-} + H2O = Br2 + NO + OH{-} =>
6 Br{-} + 2 NO3{-} + 4 H2O = 3 Br2 + 2 NO + 8 OH{-}
SO2 + N2O4 = N2 + SO3 =>
4 SO2 + N2O4 = N2 + 4 SO3
NaBr(aq) + KMnO4(aq) + H2SO4(aq) = Br2(aq) + MnSO4(aq) + H2O(l) + Na2SO4(aq) + K2SO4(aq) =>
10 NaBr(aq) + 2 KMnO4(aq) + 8 H2SO4(aq) = 5 Br2(aq) + 2 MnSO4(aq) + 8 H2O(l) + 5 Na2SO4(aq) + K2SO4(aq)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe2O3 + C2H4O2 = CO2 + H2O + FeO =>
4 Fe2O3 + C2H4O2 = 2 CO2 + 2 H2O + 8 FeO
I + H2O = HI + OH =>
I + H2O = HI + OH
CaCO3 + H3C6H5O7 = Ca3(C6H5O7)2 + H2O + CO2 =>
3 CaCO3 + 2 H3C6H5O7 = Ca3(C6H5O7)2 + 3 H2O + 3 CO2
P{4}S{8} = P{4}S{3} =>
P{4}S{8} = P{4}S{3}
FeBr2(aq) + K2S(aq) = FeS(s) + KBr(aq) =>
FeBr2(aq) + K2S(aq) = FeS(s) + 2 KBr(aq)
AuOH = Au + O2 + H2 =>
2 AuOH = 2 Au + O2 + H2
C2H2 + NO = CO2 + H2O + N2 =>
2 C2H2 + 10 NO = 4 CO2 + 2 H2O + 5 N2
Na(OH) + K2CrO4 = NaCrO4 + K2(OH) =>
Na(OH) + K2CrO4 = NaCrO4 + K2(OH)
CH3CH2NO2 + H2 = CH3CH2NH2 + H2O =>
CH3CH2NO2 + 3 H2 = CH3CH2NH2 + 2 H2O
As + H2S = AsS + H2 =>
As + H2S = AsS + H2
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Équations équilibrées sur10/23/24
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