| Équations équilibrées la veille |
Na + Au + Sn = NaAuSn
CH3CHO(ac) + O2(g) = CO2(g) + H2O(l) =>
2 CH3CHO(ac) + 5 O2(g) = 4 CO2(g) + 4 H2O(l)
HMnO4 + NH4OH = NH4MnO4 + H2O =>
HMnO4 + NH4OH = NH4MnO4 + H2O
H2SO4 + CO = H2S + CO2 =>
H2SO4 + 4 CO = H2S + 4 CO2
KMnO4 + HCl = MnCl2KCl + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 MnCl2KCl + 8 H2O + 5 Cl2
H2OSO3 = H2SO4 =>
H2OSO3 = H2SO4
FeI3 + Pb(NO3)2 = Fe(NO3)3 + PbI2 =>
2 FeI3 + 3 Pb(NO3)2 = 2 Fe(NO3)3 + 3 PbI2
Mg2 + Ag(NO3) = Ag + Mg(NO3)2 =>
Mg2 + 4 Ag(NO3) = 4 Ag + 2 Mg(NO3)2
C6H12O6(aq) + O2(g) = CO2(g) + H2O(l) =>
C6H12O6(aq) + 6 O2(g) = 6 CO2(g) + 6 H2O(l)
Li(OH) + CuCl2 = LiCl + Cu(OH)2 =>
2 Li(OH) + CuCl2 = 2 LiCl + Cu(OH)2
AgNO3 + NH4OH = AgH4OH + NNO3 =>
AgNO3 + NH4OH = AgH4OH + NNO3
CH4N2O + O2 = CO2 + H2O + N2 =>
2 CH4N2O + 3 O2 = 2 CO2 + 4 H2O + 2 N2
Al2(SO4)3(aq) + CaBr2(aq) = CaSO4(s) + AlBr3(aq) =>
Al2(SO4)3(aq) + 3 CaBr2(aq) = 3 CaSO4(s) + 2 AlBr3(aq)
Ar + H2 = ArH4 =>
Ar + 2 H2 = ArH4
MgSO3 + HBr = HSO3 + MgBr =>
MgSO3 + HBr = HSO3 + MgBr
K4Fe(CN)6 + CoCl2 = CoFe(CN)6{2-} + K{+} + Cl{-} =>
K4Fe(CN)6 + CoCl2 = CoFe(CN)6{2-} + 4 K{+} + 2 Cl{-}
CH3CHClCOOH + KCN = CH3CHCNCOOH + KCl =>
CH3CHClCOOH + KCN = CH3CHCNCOOH + KCl
KOH + CaCl = KCl + CaOH =>
KOH + CaCl = KCl + CaOH
Fe(No3)3 + HCl = HNo3 + FeCl3 =>
Fe(No3)3 + 3 HCl = 3 HNo3 + FeCl3
As + Na = Na5As =>
As + 5 Na = Na5As
NaBr + NaBrO3 + H2S04 = Br2 + Na2SO4 + H2O =>
7 NaBr + 17 NaBrO3 + 3 H2S04 = 12 Br2 + 12 Na2SO4 + 3 H2O
As2O3 + Sn + HCl = As + H2O + SnCl6 =>
As2O3 + Sn + 6 HCl = 2 As + 3 H2O + SnCl6
Se + HCl = H2Se + Cl2 =>
Se + 2 HCl = H2Se + Cl2
ZnCl + H = HCl + Zn =>
ZnCl + H = HCl + Zn
Fe2(SO4)3 + HCl = FeCl3 + H2(SO4) =>
Fe2(SO4)3 + 6 HCl = 2 FeCl3 + 3 H2(SO4)
FeCl + NaO = NaCl + FeO =>
FeCl + NaO = NaCl + FeO
KI + HCl + NaCrO4 = I2 + CrCl3 + NaCl + KCl + H2O =>
4 KI + 8 HCl + NaCrO4 = 2 I2 + CrCl3 + NaCl + 4 KCl + 4 H2O
H2S + BrO3{-} = Br2 + SO4{2-} + H{+} + H2O =>
5 H2S + 8 BrO3{-} = 4 Br2 + 5 SO4{2-} + 2 H{+} + 4 H2O
Br + Ba = BaBr2 =>
2 Br + Ba = BaBr2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
KMnO4 + H2SO4 + NaNO2 = K2SO4 + MnSO4 + NaNO3 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = K2SO4 + 2 MnSO4 + 5 NaNO3 + 3 H2O
C6H6 + NH3 = C6H5NH2 + H2 =>
C6H6 + NH3 = C6H5NH2 + H2
Si + Ca(OH)2 + NaOH = Na2SiO3 + CaO + H2 =>
Si + Ca(OH)2 + 2 NaOH = Na2SiO3 + CaO + 2 H2
H2O{+} + CH3CH2OH + Cr2O7{2-} = CH3COOH + Cr{3+} + H2O =>
16 H2O{+} + 7 CH3CH2OH + 2 Cr2O7{2-} = 7 CH3COOH + 4 Cr{3+} + 23 H2O
CaCl2O2 + KI + H2SO4 = CaCl2 + K2SO4 + H2O + I2 =>
CaCl2O2 + 4 KI + 2 H2SO4 = CaCl2 + 2 K2SO4 + 2 H2O + 2 I2
Pb4 + Cr(NO3)3 = Pb(NO3)3 + Cr3 =>
3 Pb4 + 12 Cr(NO3)3 = 12 Pb(NO3)3 + 4 Cr3
HBiO2 + KOH = KBiO2 + H2O =>
HBiO2 + KOH = KBiO2 + H2O
Ca(g) + O2(g) = CaO(g) =>
2 Ca(g) + O2(g) = 2 CaO(g)
HReO4 = Re2O7 + H2O =>
2 HReO4 = Re2O7 + H2O
C2H5OH + Cu(OH)2 = CH3COOH + Cu + H2O =>
C2H5OH + 2 Cu(OH)2 = CH3COOH + 2 Cu + 3 H2O
KO + H3P = K3P + HO =>
3 KO + H3P = K3P + 3 HO
HSO3F + H2O = HF + H2SO4 =>
HSO3F + H2O = HF + H2SO4
Zn + H3O{+} + H2O = [Zn(H2O)6]2{2+} + H2 =>
2 Zn + 2 H3O{+} + 10 H2O = [Zn(H2O)6]2{2+} + H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C4H9OH + NaOH = C4H9O + Na + H2O =>
C4H9OH + NaOH = C4H9O + Na + H2O
Be(ClO3)2Al(NO3)2 = Be(NO3)2Al(ClO3)2 =>
Be(ClO3)2Al(NO3)2 = Be(NO3)2Al(ClO3)2
Mn(OH)2 + O2 = Mn2O3 + H2O =>
4 Mn(OH)2 + O2 = 2 Mn2O3 + 4 H2O
Au + HNO3 + HCl = AuCl4{-} + NO2 + H3O{+} + H2O =>
Au + 3 HNO3 + 4 HCl = AuCl4{-} + 3 NO2 + H3O{+} + 2 H2O
O(g) + S2Cl2(g) + Na2SO4(s) = ClO2(g) + Na2S2O3(s) =>
2 O(g) + S2Cl2(g) + 2 Na2SO4(s) = 2 ClO2(g) + 2 Na2S2O3(s)
NaHCO3 + C6H8O6 = C6H5Na3O7 + CO2 + H2O =>
30 NaHCO3 + 9 C6H8O6 = 10 C6H5Na3O7 + 24 CO2 + 26 H2O
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