| Équations équilibrées la veille |
H2C2O4(aq) + 2 Ca(OH)2(s) = 2 CaOH(s) + 2 H2O(l) + 2 CO2(g)
Pt + HBr = PtBr4 + H2 =>
Pt + 4 HBr = PtBr4 + 2 H2
Ti + Br = TiBr2 =>
Ti + 2 Br = TiBr2
MgCl2 + AgNO3 = AgCl + Mg(NO3)2 =>
MgCl2 + 2 AgNO3 = 2 AgCl + Mg(NO3)2
(HCOO)2Ca = HCOO + Ca =>
(HCOO)2Ca = 2 HCOO + Ca
SiH4 + CO2 = SiC + H2O =>
SiH4 + CO2 = SiC + 2 H2O
Sn(NO3)2 + K2S = KNO3 + SnS =>
Sn(NO3)2 + K2S = 2 KNO3 + SnS
Al + Ba(OH)2 + H2O = Ba[Al(OH)6]2 + H2 =>
2 Al + Ba(OH)2 + 10 H2O = Ba[Al(OH)6]2 + 5 H2
SO3KCl = KSO3Cl =>
SO3KCl = KSO3Cl
CaCl2 + H2O + Cl2 = Ca(ClO)2 + HCl =>
CaCl2 + 2 H2O + 2 Cl2 = Ca(ClO)2 + 4 HCl
NiI2 + Na2CO3 = NiCO3 + NaI =>
NiI2 + Na2CO3 = NiCO3 + 2 NaI
H2I2 = H2 + I2 =>
H2I2 = H2 + I2
CH3OH + O = CO + H2O =>
CH3OH + 2 O = CO + 2 H2O
CrI3 + OH{-} + Cl2 = CrO4{-}2 + IO4{-} + Cl{-} + H2O =>
CrI3 + 32 OH{-} + 14 Cl2 = CrO4{-}2 + 3 IO4{-} + 28 Cl{-} + 16 H2O
CuI2 + NH4NO3 = NH4I + Cu(NO3)2 =>
CuI2 + 2 NH4NO3 = 2 NH4I + Cu(NO3)2
K + Zn2{+} = Zn + K{+} =>
K + Zn2{+} = 2 Zn + K{+}
AuS3 + H2 = Au + H2S =>
AuS3 + 3 H2 = Au + 3 H2S
RbOH + H3PO4 = H3Rb + PO4OH =>
RbOH + H3PO4 = H3Rb + PO4OH
NaCl(aq) + SO3(g) + H2O(l) = Na2SO4(aq) + HCl(aq) =>
2 NaCl(aq) + SO3(g) + H2O(l) = Na2SO4(aq) + 2 HCl(aq)
Na2S + FeCl3 + H2O = Na2SO3 + FeCl2 + HCl =>
Na2S + 6 FeCl3 + 3 H2O = Na2SO3 + 6 FeCl2 + 6 HCl
VCl4 + H2SO4 + H2O = VOSO4 + HCl =>
VCl4 + H2SO4 + H2O = VOSO4 + 4 HCl
H20(l) + CO2(g) = C12H22O11(s) + O2(g) =>
11 H20(l) + 120 CO2(g) = 10 C12H22O11(s) + 65 O2(g)
XeF4 + H2O = XeO3 + Xe + HF =>
3 XeF4 + 6 H2O = 2 XeO3 + Xe + 12 HF
Fe + Hg(NO3)2 = Fe(NO3)3 + Hg =>
2 Fe + 3 Hg(NO3)2 = 2 Fe(NO3)3 + 3 Hg
CuSO4 + C = C(SO4)2 + Cu =>
2 CuSO4 + C = C(SO4)2 + 2 Cu
P4S3(s) + O2(g) = P4O10(s) + SO2(g) =>
P4S3(s) + 8 O2(g) = P4O10(s) + 3 SO2(g)
SO2 + OH{-} = SO3{2-} + H2O =>
SO2 + 2 OH{-} = SO3{2-} + H2O
Ag2CO3 + HNO3 = AgNO3 + H2CO3 =>
Ag2CO3 + 2 HNO3 = 2 AgNO3 + H2CO3
Na2SiO3 + HF = H2SiF6 + NaF + H2O =>
Na2SiO3 + 8 HF = H2SiF6 + 2 NaF + 3 H2O
H2O + CH3COOH = CH3CH2OH + O2 =>
H2O + CH3COOH = CH3CH2OH + O2
CF4 + Br = CBr4 + F =>
CF4 + 4 Br = CBr4 + 4 F
Li2S + O2 = Li2O + SO2 =>
2 Li2S + 3 O2 = 2 Li2O + 2 SO2
CaSO4 + Mg = CaS + MgO =>
CaSO4 + 4 Mg = CaS + 4 MgO
Na2[Zn(OH)4] + H2S = ZnS + NaHS + H2O =>
Na2[Zn(OH)4] + 3 H2S = ZnS + 2 NaHS + 4 H2O
NaCl + Na2CO3 = NaClNa2CO3 =>
NaCl + Na2CO3 = NaClNa2CO3
C2H2 + MnO4 = Mn + CO2 + H2O =>
4 C2H2 + 5 MnO4 = 5 Mn + 8 CO2 + 4 H2O
La + O2 = La2O3 =>
4 La + 3 O2 = 2 La2O3
AgNO3 + Fe(NO3)3 = Ag(NO3)3 + NO3Fe =>
AgNO3 + Fe(NO3)3 = Ag(NO3)3 + NO3Fe
SrCl2 + O2 = Sr(ClO)2 =>
SrCl2 + O2 = Sr(ClO)2
K2Cr2O7 + KI + HCl = CrCl3 + I2 + KCl + H2O =>
K2Cr2O7 + 6 KI + 14 HCl = 2 CrCl3 + 3 I2 + 8 KCl + 7 H2O
C8H10 + Br2 = C8H7Br3 + HBr =>
C8H10 + 3 Br2 = C8H7Br3 + 3 HBr
CuS + Cl = CuCl + S =>
CuS + Cl = CuCl + S
Ag(s) + H2SO4(aq) = H2(g) + Ag2(SO4)(aq) =>
2 Ag(s) + H2SO4(aq) = H2(g) + Ag2(SO4)(aq)
BCl3 + P4 + H2 = BP + HCl2 =>
4 BCl3 + P4 + 3 H2 = 4 BP + 6 HCl2
Br5 + O2 = Br2O =>
4 Br5 + 5 O2 = 10 Br2O
H3SbO4 + HCl = SbCl5 + H2O =>
H3SbO4 + 5 HCl = SbCl5 + 4 H2O
Sr(OH)2 + NO2 = Sr(NO3)2 + SrNO2 + H2O =>
2 Sr(OH)2 + 3 NO2 = Sr(NO3)2 + SrNO2 + 2 H2O
CH3{-}CH = CH{-}CH3 + H2 =>
CH3{-}CH = CH{-}CH3 + H2
BaCl2 + Mn(NO3)3 = Ba(NO3)2 + MnCl3 =>
3 BaCl2 + 2 Mn(NO3)3 = 3 Ba(NO3)2 + 2 MnCl3
Al2O3(S) + H2SO4(l) = Al2(SO4)3(S) + H2O(l) =>
Al2O3(S) + 3 H2SO4(l) = Al2(SO4)3(S) + 3 H2O(l)
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Équations équilibrées sur10/23/24
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