| Équations équilibrées la veille |
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
MoO3 + XeF2 = MoF6 + Xe + O =>
MoO3 + 3 XeF2 = MoF6 + 3 Xe + 3 O
NH3(g) + F2(g) = NH4F(s) + NF3(s) =>
4 NH3(g) + 3 F2(g) = 3 NH4F(s) + NF3(s)
BaCl2 + K = Ba + KCl =>
BaCl2 + 2 K = Ba + 2 KCl
Ca{2+} + (NH4)2CO3 = CaCO3 + (NH4){+} =>
Ca{2+} + (NH4)2CO3 = CaCO3 + 2(NH4){+}
Ca(NO3)2 + K = KNO3 + Ca2 =>
2 Ca(NO3)2 + 4 K = 4 KNO3 + Ca2
(NH4)2O + Sr(ClO)2 = SrO + (NH4)(ClO) =>
(NH4)2O + Sr(ClO)2 = SrO + 2(NH4)(ClO)
Li2CrO4 + AuI = LiI + Au2CrO4 =>
Li2CrO4 + 2 AuI = 2 LiI + Au2CrO4
CrO4{-} + H{+} = Cr2O7 + H2O =>
2 CrO4{-} + 2 H{+} = Cr2O7 + H2O
BaS + Zn(NO3)2 = ZnS + Ba(NO3)2 =>
BaS + Zn(NO3)2 = ZnS + Ba(NO3)2
Mg(NO3)2 + NH4OH = MgO + NH4NO3 + H2O =>
Mg(NO3)2 + 2 NH4OH = MgO + 2 NH4NO3 + H2O
H3PO4 + CaCl2 = Ca(HPO4) + HCl =>
H3PO4 + CaCl2 = Ca(HPO4) + 2 HCl
Fe(OH)2 + Mg = FeMg + H2O2 =>
Fe(OH)2 + Mg = FeMg + H2O2
CaCl2(s) + H2O(l) = CaCl2*6H2O(s) =>
CaCl2(s) + 6 H2O(l) = CaCl2*6H2O(s)
H + S(s) = H2S(g) =>
2 H + S(s) = H2S(g)
AlP + Cu2SO4 = Al2(SO4)3 + Cu3P =>
2 AlP + 3 Cu2SO4 = Al2(SO4)3 + 2 Cu3P
PbO2 + Pb + H{+} = Pb{2} + H2O =>
PbO2 + Pb + 4 H{+} = 2 Pb{2} + 2 H2O
Fe + NiSO4 = Fe(SO4)4 + Ni =>
Fe + 4 NiSO4 = Fe(SO4)4 + 4 Ni
Pt + HNO3 + HCl = PtCl + NO + H2O =>
3 Pt + HNO3 + 3 HCl = 3 PtCl + NO + 2 H2O
XeF4 + CH4 = Xe + HF + CF4 =>
2 XeF4 + CH4 = 2 Xe + 4 HF + CF4
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2O2 + I{-} = IO{-} + H2O =>
H2O2 + I{-} = IO{-} + H2O
Cr(OH)3 + H2(SO4) = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 H2(SO4) = Cr2(SO4)3 + 6 H2O
NaCo3 + H2SO4 = H2 + NaSO4 + Co3 =>
NaCo3 + H2SO4 = H2 + NaSO4 + Co3
Ca(OH)2 + HI = CaI2 + H2O =>
Ca(OH)2 + 2 HI = CaI2 + 2 H2O
BF3 + CH4O = B(OH)3 + CH3F =>
BF3 + 3 CH4O = B(OH)3 + 3 CH3F
Mg2Si2O6 + MgAl2O4 + Al2SiO5 = Mg3Al2Si3O12 =>
5 Mg2Si2O6 + 2 MgAl2O4 + 2 Al2SiO5 = 4 Mg3Al2Si3O12
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Al(NO3)3 + Zn(OH)2 = Al(OH)3 + Zn(NO3)2 =>
2 Al(NO3)3 + 3 Zn(OH)2 = 2 Al(OH)3 + 3 Zn(NO3)2
NaHSO3 + NH3 + H2O = (NH4)2SO3 + NaOH =>
NaHSO3 + 2 NH3 + H2O = (NH4)2SO3 + NaOH
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
KHCO3 + SiO2 = K2SiO3 + H2O + CO2 =>
2 KHCO3 + SiO2 = K2SiO3 + H2O + 2 CO2
CH3CH2COOH + Cl2 = CH3CHClCOOH + HCl =>
CH3CH2COOH + Cl2 = CH3CHClCOOH + HCl
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
HCl + KCrO4 = CrCl3 + KCl + Cl2 + H2O =>
8 HCl + KCrO4 = CrCl3 + KCl + 2 Cl2 + 4 H2O
Eu + HF = EuF3 + H2 =>
2 Eu + 6 HF = 2 EuF3 + 3 H2
NiS2 + O = NiO + SO2 =>
NiS2 + 5 O = NiO + 2 SO2
NH(g) + SO2(g) = NO(g) + S(s) + H2O(g) =>
4 NH(g) + 3 SO2(g) = 4 NO(g) + 3 S(s) + 2 H2O(g)
HCl(s) + Na2SO4(s) = H2SO4(s) + NaCl(g) =>
2 HCl(s) + Na2SO4(s) = H2SO4(s) + 2 NaCl(g)
NH(SO4)2 + Ba(NO3)2 = NH(NO3)4 + SO4Ba =>
NH(SO4)2 + 2 Ba(NO3)2 = NH(NO3)4 + 2 SO4Ba
H2O2 + Na2S2O3 + KI = K2SO4 + H2O + I2 + Na2SO4 =>
5 H2O2 + Na2S2O3 + 2 KI = K2SO4 + 5 H2O + I2 + Na2SO4
Li + PO4 = Li3PO4 =>
3 Li + PO4 = Li3PO4
ZnS + HNO3 = Zn(NO3)2 + NO + S + H2O =>
3 ZnS + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 3 S + 4 H2O
Al(NO3)3 + KOH = Al(OH)3 + KNO3 =>
Al(NO3)3 + 3 KOH = Al(OH)3 + 3 KNO3
O2(g) + RbCl(s) = RbClO3(s) =>
3 O2(g) + 2 RbCl(s) = 2 RbClO3(s)
NaPO4 + H2O = Na + H2PO5 =>
NaPO4 + H2O = Na + H2PO5
Pb(ClO3)4 + (NH4)2S = PbS2 + NH4ClO3 =>
Pb(ClO3)4 + 2(NH4)2S = PbS2 + 4 NH4ClO3
(CO2) + KOH = K2(CO3) + H2O =>
(CO2) + 2 KOH = K2(CO3) + H2O
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