| Équations équilibrées la veille |
2 K(s) + ZnCl2(aq) = Zn + 2 KCl
NH3 + CH2O + HCN = C4H5N3 + H2O =>
NH3 + 2 CH2O + 2 HCN = C4H5N3 + 2 H2O
Pb(C2H3O2)2 + HgCl2 = PbCl2 + Hg(C2H3O2)2 =>
Pb(C2H3O2)2 + HgCl2 = PbCl2 + Hg(C2H3O2)2
C22H46O3 + O2 = CO2 + H2O =>
C22H46O3 + 32 O2 = 22 CO2 + 23 H2O
Li2CO3 + HI = H2O + CO2 + LiI =>
Li2CO3 + 2 HI = H2O + CO2 + 2 LiI
Si + HCl = SiCl2 + H2 =>
Si + 2 HCl = SiCl2 + H2
ZnHCl = Zn + H2 + Cl =>
2 ZnHCl = 2 Zn + H2 + 2 Cl
SiC + Cl2 = SiCl4 + C4 =>
4 SiC + 8 Cl2 = 4 SiCl4 + C4
SnF4 + Al = SnAlF4 =>
SnF4 + Al = SnAlF4
FeO + Ca = Fe + CaO =>
FeO + Ca = Fe + CaO
NH4Cl + KNO3 = N2O + H2O + KCl =>
NH4Cl + KNO3 = N2O + 2 H2O + KCl
C7H6O2 + Na2SO4 = NaC7H5O2 + NaHSO4 =>
C7H6O2 + Na2SO4 = NaC7H5O2 + NaHSO4
HgCl + AlBr3 = HgBr + AlCl3 =>
3 HgCl + AlBr3 = 3 HgBr + AlCl3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CH2CHCH2CH3 + KMnO4 + H2O = MnO2 + CH2(OH)CH(OH)CH2CH3 + KOH =>
3 CH2CHCH2CH3 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 CH2(OH)CH(OH)CH2CH3 + 2 KOH
C7H7O2 + NaOH = NaC7H6O2 + H2O =>
C7H7O2 + NaOH = NaC7H6O2 + H2O
C + K2S2O8 = CO2 + K2O + SO2 =>
3 C + 2 K2S2O8 = 3 CO2 + 2 K2O + 4 SO2
Pb + (FeSO4) = PbSO4 + Fe =>
Pb + (FeSO4) = PbSO4 + Fe
Na + CaCO3 = Na2CO3 + Ca =>
2 Na + CaCO3 = Na2CO3 + Ca
Al3 + B3 = AlB =>
Al3 + B3 = 3 AlB
C14H10O2 + NaBH4 + H2SO4 = C14H14O2 + NaBO4 + HSO3 =>
2 C14H10O2 + NaBH4 + 4 H2SO4 = 2 C14H14O2 + NaBO4 + 4 HSO3
(CH)2(CH)(CH)2Br + AgNO3 = (CH)2(CH)(CH)2NO3 + AgBr =>
(CH)2(CH)(CH)2Br + AgNO3 = (CH)2(CH)(CH)2NO3 + AgBr
CBr4 + F2 = C + FBr =>
CBr4 + 2 F2 = C + 4 FBr
I2 + HIO3 + HCl = ICl + H2O =>
2 I2 + HIO3 + 5 HCl = 5 ICl + 3 H2O
NH4NO3 + Ca(OH0)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH0)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
(NH4)2SO4 + KI = NH4I + SO4K2 =>
(NH4)2SO4 + 2 KI = 2 NH4I + SO4K2
C2 + O = CO =>
C2 + 2 O = 2 CO
NH4HCO2 = NH3 + H2 + CO2 =>
NH4HCO2 = NH3 + H2 + CO2
Sn(NO3)2 + NaOH = Sn(OH) + Na(NO3)2 =>
Sn(NO3)2 + NaOH = Sn(OH) + Na(NO3)2
COH + H2O = CO2 + H2 =>
2 COH + 2 H2O = 2 CO2 + 3 H2
Ca(ClO2)2 = O2 + CaOCl2 =>
2 Ca(ClO2)2 = 3 O2 + 2 CaOCl2
Ca(CO3) + H3(PO4) = Ca3(PO4)2 + H2CO3 =>
3 Ca(CO3) + 2 H3(PO4) = Ca3(PO4)2 + 3 H2CO3
H2 + KOH = K + H2O =>
H2 + 2 KOH = 2 K + 2 H2O
Na2CO3 + CuSO4 = CO3(SO4)2 + NaCu =>
Na2CO3 + 2 CuSO4 = CO3(SO4)2 + 2 NaCu
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
Al(OH)3 + HCl1 = Al(Cl3) + H2O =>
Al(OH)3 + 3 HCl1 = Al(Cl3) + 3 H2O
He2 + NaOH = Na2 + He2OH =>
2 He2 + 2 NaOH = Na2 + 2 He2OH
C6H5OH + Cl2 + NaOH = C6H5OCl + NaCl + H2O =>
C6H5OH + Cl2 + NaOH = C6H5OCl + NaCl + H2O
Al2(SO4)3(s) = Al2O3(s) + SO3(g) =>
Al2(SO4)3(s) = Al2O3(s) + 3 SO3(g)
Fe(SO4)3 + KI = FeSO4 + I2 + K2SO4 =>
Fe(SO4)3 + 4 KI = FeSO4 + 2 I2 + 2 K2SO4
HC2H3O2(aq) + KOH(aq) = H2O(aq) + KC2H3O2(aq) =>
HC2H3O2(aq) + KOH(aq) = H2O(aq) + KC2H3O2(aq)
AgNo3 + ZnCl2 = AgCl2 + ZnNo3 =>
AgNo3 + ZnCl2 = AgCl2 + ZnNo3
H2O + NH4{+} + Ni{2+} = Ni + NO3{-} + H{+} =>
3 H2O + NH4{+} + 4 Ni{2+} = 4 Ni + NO3{-} + 10 H{+}
C12H22O11(s) + O2(g) = C6H8O7(g) + H2O(g) =>
C12H22O11(s) + 3 O2(g) = 2 C6H8O7(g) + 3 H2O(g)
NaI + Fe2(SO4)3 = FeSO4 + Na2SO4 + I2 =>
2 NaI + Fe2(SO4)3 = 2 FeSO4 + Na2SO4 + I2
NO2 + Cu(OH)2 = Cu(NO3)2 + NO + H2O =>
3 NO2 + Cu(OH)2 = Cu(NO3)2 + NO + H2O
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
H2SO4 + Al = H2 + (HSO4)3Al =>
6 H2SO4 + 2 Al = 3 H2 + 2(HSO4)3Al
Cl2 + S2O32{-} + H2O = Cl{-} + SO42{-} + H{+} =>
103 Cl2 + 2 S2O32{-} + 104 H2O = 206 Cl{-} + 4 SO42{-} + 208 H{+}
K2SO3 = K2S + K2SO4 =>
4 K2SO3 = K2S + 3 K2SO4
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