| Équations équilibrées la veille |
2 Al2O3 + 3 IF5 = 4 AlF3 + 3 IF + 3 O2
HCl + MgCl2 = MgCl3 + H2 =>
2 HCl + 2 MgCl2 = 2 MgCl3 + H2
Ca(OH)2 + CaCl2 = CaO + HCl =>
Ca(OH)2 + CaCl2 = 2 CaO + 2 HCl
C6H5C2H2NO2 + Zn + H2O = C6H5C2H4NH2 + Zn(OH)2 =>
C6H5C2H2NO2 + 4 Zn + 6 H2O = C6H5C2H4NH2 + 4 Zn(OH)2
C6H6 + NO3{-} = HCO3{-} + N2 =>
C6H6 + 6 NO3{-} = 6 HCO3{-} + 3 N2
[Co(H2O)6] + SCN = [Co(SCN)4] + H2O =>
[Co(H2O)6] + 4 SCN = [Co(SCN)4] + 6 H2O
H2SO4 + C7H4O3Na2 = C7H6O3Na2SO4 =>
H2SO4 + C7H4O3Na2 = C7H6O3Na2SO4
NaOH(s) + NH4NO3(s) = NaNO3(s) + NH3(g) + H2O(g) =>
NaOH(s) + NH4NO3(s) = NaNO3(s) + NH3(g) + H2O(g)
H2O2 + HCl + KI + C6H10O5 = KCl + H2O + C6H10O5I2 =>
H2O2 + 2 HCl + 2 KI + C6H10O5 = 2 KCl + 2 H2O + C6H10O5I2
Na2CO3 + O2 = Na2O + CO3 =>
2 Na2CO3 + O2 = 2 Na2O + 2 CO3
Mg(CH3COO)2 + HNO3 = Mg(NO3)2 + CH3COOH =>
Mg(CH3COO)2 + 2 HNO3 = Mg(NO3)2 + 2 CH3COOH
Ca2O4Si(s) + HF(g) = SiF4(g) + CaF2(s) + H2O(l) =>
Ca2O4Si(s) + 8 HF(g) = SiF4(g) + 2 CaF2(s) + 4 H2O(l)
Mg2Cl2 = Mg + Cl =>
Mg2Cl2 = 2 Mg + 2 Cl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
SO2 + H2O = S2O + H2O2 =>
2 SO2 + 3 H2O = S2O + 3 H2O2
KBr + Na2SO4 = K2SO4 + NaBr =>
2 KBr + Na2SO4 = K2SO4 + 2 NaBr
Fe(OH)3 + HBrO = FeBr3O3 + H2O =>
Fe(OH)3 + 3 HBrO = FeBr3O3 + 3 H2O
KMnO4 + C2H2O4 = CO2 + H2O + Mn{2+} + K{+} + C2O4{2-} =>
2 KMnO4 + 8 C2H2O4 = 10 CO2 + 8 H2O + 2 Mn{2+} + 2 K{+} + 3 C2O4{2-}
Br2 + Li2S = LiBr + S =>
Br2 + Li2S = 2 LiBr + S
Ba(NO3)2 + AgF = BaF2 + AgNO3 =>
Ba(NO3)2 + 2 AgF = BaF2 + 2 AgNO3
C10H16N5O13P3 + C9H15N3O11P2 = C10H15N5O10P2 + C9H16N3O14P3 =>
C10H16N5O13P3 + C9H15N3O11P2 = C10H15N5O10P2 + C9H16N3O14P3
CO + Cr = CrO + C =>
CO + Cr = CrO + C
HClO4(aq) + Sr(OH)2(s) = Sr(ClO4)2(s) + H2O(l) =>
2 HClO4(aq) + Sr(OH)2(s) = Sr(ClO4)2(s) + 2 H2O(l)
FeCr2O7 + K2CO3 + O3 = Fe2O3 + K2CrO4 + CO2 =>
6 FeCr2O7 + 12 K2CO3 + O3 = 3 Fe2O3 + 12 K2CrO4 + 12 CO2
CaCO3 + Ba(OH)2 = BaCO3 + Ca(OH)2 =>
CaCO3 + Ba(OH)2 = BaCO3 + Ca(OH)2
Ca(MnO4)2 + Na2S + H3PO4 = Mn3(PO4)2 + Ca3(PO4)2 + Na2SO4 + H2O =>
12 Ca(MnO4)2 + 15 Na2S + 24 H3PO4 = 8 Mn3(PO4)2 + 4 Ca3(PO4)2 + 15 Na2SO4 + 36 H2O
K2CO3(aq) + AgC2H3O2(aq) = AgCO3(s) + K2C2H3O2(aq) =>
K2CO3(aq) + AgC2H3O2(aq) = AgCO3(s) + K2C2H3O2(aq)
MgS + O2 = Mg2O3 + SO2 =>
4 MgS + 7 O2 = 2 Mg2O3 + 4 SO2
CoSO3 = CoO + SO2 =>
CoSO3 = CoO + SO2
KNO3 + H3PO4 = KNO3H3PO4 =>
KNO3 + H3PO4 = KNO3H3PO4
Fe(NO3) + NaOH = FeOH + (NaNO3)3 =>
3 Fe(NO3) + 3 NaOH = 3 FeOH + (NaNO3)3
BaO + H2O = OH + Ba =>
BaO + H2O = 2 OH + Ba
H2O + NH4CNS = NH4OH + HCNS =>
H2O + NH4CNS = NH4OH + HCNS
ZnS + Pb = Zn + PbS =>
ZnS + Pb = Zn + PbS
Fr + O2 = Fr2O3 =>
4 Fr + 3 O2 = 2 Fr2O3
Mo(OH)6 + K3PO4 = Mo(PO4)2 + KOH =>
Mo(OH)6 + 2 K3PO4 = Mo(PO4)2 + 6 KOH
I + F2 = IF7 =>
2 I + 7 F2 = 2 IF7
Al + H2 = AlH3 =>
2 Al + 3 H2 = 2 AlH3
Pb + PbO2 + H{+} + HSO4{-} = PbSO4 + H2O =>
Pb + PbO2 + 2 H{+} + 2 HSO4{-} = 2 PbSO4 + 2 H2O
Al(OH)3 + SiO2 = Al2(SiO3)3 + H2O =>
2 Al(OH)3 + 3 SiO2 = Al2(SiO3)3 + 3 H2O
Na2CO3 + O2 = Na2O + CO3 =>
2 Na2CO3 + O2 = 2 Na2O + 2 CO3
Bi2(SO4)3 + H2S = Bi2S3 + H2SO4 =>
Bi2(SO4)3 + 3 H2S = Bi2S3 + 3 H2SO4
Fe(CH3COO)2 + Na3PO4 = Fe3(PO4)2 + NaCH3COO =>
3 Fe(CH3COO)2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaCH3COO
Fe3OH + HPO4 = HOH + Fe3PO4 =>
Fe3OH + HPO4 = HOH + Fe3PO4
CuCH3COO = Cu + C + H2 + O2 =>
2 CuCH3COO = 2 Cu + 4 C + 3 H2 + 2 O2
H2S + HFeO2 = Fe2S3 + H2O =>
3 H2S + 2 HFeO2 = Fe2S3 + 4 H2O
K2CrO4 + H2SO4 + NaH2PO3 = Cr2(SO4)3 + NaH2PO4 + K2SO4 + H2O =>
2 K2CrO4 + 5 H2SO4 + 3 NaH2PO3 = Cr2(SO4)3 + 3 NaH2PO4 + 2 K2SO4 + 5 H2O
AlAl + H2SO4 = Al2(SO4)3 + H2 =>
AlAl + 3 H2SO4 = Al2(SO4)3 + 3 H2
Fe + B4C = Fe2B + C =>
8 Fe + B4C = 4 Fe2B + C
NaHCO3 + HCH3OO = CH3COONa + H2O + CO2 =>
NaHCO3 + 2 HCH3OO = CH3COONa + 3 H2O + CO2
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