| Équations équilibrées la veille |
S8 + 8 H2 = 8 H2S
Hg(NO3)2 + (NH4)2S = HgS + N2H4O3 =>
Hg(NO3)2 + (NH4)2S = HgS + 2 N2H4O3
CH4 + Cl2 = HCl + CCl4 =>
CH4 + 4 Cl2 = 4 HCl + CCl4
AgBr = Ag + Br =>
AgBr = Ag + Br
Cu + HNO3 = Cu(NO3)2 + H2O + N02 =>
5 Cu + 12 HNO3 = 5 Cu(NO3)2 + 6 H2O + N02
SnS + HNO3 = Sn(NO3)2 + S + NO + H2O =>
3 SnS + 8 HNO3 = 3 Sn(NO3)2 + 3 S + 2 NO + 4 H2O
Br2 + NaI2 = Na + BrI =>
Br2 + NaI2 = Na + 2 BrI
K + N2 = K3N =>
6 K + N2 = 2 K3N
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
C12H12O6 + O2 = CO2 + H2O =>
C12H12O6 + 12 O2 = 12 CO2 + 6 H2O
Al + O2 = Al{3} + O{2-} =>
4 Al + 3 O2 = 4 Al{3} + 6 O{2-}
NH4I + Ba(OH)2 = H2O + NH3 + BaI2 =>
2 NH4I + Ba(OH)2 = 2 H2O + 2 NH3 + BaI2
CaSO4(aq) + Na2CO3(aq) = CaCO3(aq) + Na2SO4(aq) =>
CaSO4(aq) + Na2CO3(aq) = CaCO3(aq) + Na2SO4(aq)
H2S + Al(OH)3 = HOH + Al2S3 =>
3 H2S + 2 Al(OH)3 = 6 HOH + Al2S3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Al2O3 + CsCl = AlCl3 + Cs2O =>
Al2O3 + 6 CsCl = 2 AlCl3 + 3 Cs2O
H2 + HNO3 = H2O + H3N =>
4 H2 + HNO3 = 3 H2O + H3N
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
CuCl2 + NaOH = NaCl + Cu + OH =>
CuCl2 + 2 NaOH = 2 NaCl + Cu + 2 OH
KClO3 + C12H22O11 = KCl + CO2 + H2O =>
8 KClO3 + C12H22O11 = 8 KCl + 12 CO2 + 11 H2O
CaCO3 + H2SiF6 = CaSiF6 + CO2 + H2O =>
CaCO3 + H2SiF6 = CaSiF6 + CO2 + H2O
S + H2O = H2S + SO2 =>
3 S + 2 H2O = 2 H2S + SO2
C9H19O2 + O = CO2 + H2O2 =>
2 C9H19O2 + 70 O = 18 CO2 + 19 H2O2
Sn + Pb(No3)2 = Pb + Sn(No3)2 =>
Sn + Pb(No3)2 = Pb + Sn(No3)2
Fe2O3 + CO2 = Fe2C + O2 =>
2 Fe2O3 + 2 CO2 = 2 Fe2C + 5 O2
CrCl3 + HCl + Zn = ZnCl2 + H2CrCl2 =>
2 CrCl3 + 4 HCl + 3 Zn = 3 ZnCl2 + 2 H2CrCl2
Na2CO3 + H2O = NaHCO3 + NaOH =>
Na2CO3 + H2O = NaHCO3 + NaOH
AgCH3COO + FeI2 = AgI + Fe(CH3COO)2 =>
2 AgCH3COO + FeI2 = 2 AgI + Fe(CH3COO)2
Ca(OH)2 + H2SeO4 = Ca(SeO4) + H2O =>
Ca(OH)2 + H2SeO4 = Ca(SeO4) + 2 H2O
Cl2{-} + Pb = PbCl2{-} =>
Cl2{-} + Pb = PbCl2{-}
CaH + HO = Ca(OH) + H =>
CaH + HO = Ca(OH) + H
I + KOH = KI + H2O + KIO =>
2 I + 2 KOH = KI + H2O + KIO
Cr(OH)3 + CH3COOH = Cr(CH3COO)3 + H2O =>
Cr(OH)3 + 3 CH3COOH = Cr(CH3COO)3 + 3 H2O
HFCa = CaFH =>
HFCa = CaFH
ZnHPO4 + KOH + H2O = KH2PO4 + Zn(OH)2 =>
ZnHPO4 + KOH + H2O = KH2PO4 + Zn(OH)2
MgSO4 + Na2CO3 = MgCO3 + Na2(SO4) =>
MgSO4 + Na2CO3 = MgCO3 + Na2(SO4)
Sb + IO3{-} + H{+} + H2O = H3SbO3 + HIO =>
4 Sb + 3 IO3{-} + 3 H{+} + 6 H2O = 4 H3SbO3 + 3 HIO
Fe + AlO3 = FeO + Al =>
3 Fe + AlO3 = 3 FeO + Al
Si2O3 + C = Si2C + CO5 =>
5 Si2O3 + 8 C = 5 Si2C + 3 CO5
Cr(NO3)3 + NaOH + H2O2 = Cr(OH)4 + NaNO3 =>
2 Cr(NO3)3 + 6 NaOH + H2O2 = 2 Cr(OH)4 + 6 NaNO3
AgOH + RbCl = AgCl + RbOH =>
AgOH + RbCl = AgCl + RbOH
H2S(aq) + NaOH = HOH + Na2S =>
H2S(aq) + 2 NaOH = 2 HOH + Na2S
NH4 + Fe2O3 = NH4O + Fe =>
3 NH4 + Fe2O3 = 3 NH4O + 2 Fe
HCOOK + H3PO4 = CO + KH2PO4 + H2O =>
HCOOK + H3PO4 = CO + KH2PO4 + H2O
SO3 + KOH = HSO3 + KO =>
SO3 + KOH = HSO3 + KO
N2H5Cl + CuSO4*5H2O + NaOH = Cu + NO2 + Na2SO4 + NaCl + H2O =>
N2H5Cl + 6 CuSO4*5H2O + 13 NaOH = 6 Cu + 2 NO2 + 6 Na2SO4 + NaCl + 39 H2O
CH3COOH + SO4 = CO2 + H2 + H2S =>
2 CH3COOH + SO4 = 4 CO2 + 3 H2 + H2S
Na[Pb(OH)3] + H2O2 = PbO2 + NaOH + H2O =>
Na[Pb(OH)3] + H2O2 = PbO2 + NaOH + 2 H2O
CuCl2 + NaOH = NaCl + Cu + OH =>
CuCl2 + 2 NaOH = 2 NaCl + Cu + 2 OH
Cr(OH)3 + CH3COOH = Cr(CH3COO)3 + H2O =>
Cr(OH)3 + 3 CH3COOH = Cr(CH3COO)3 + 3 H2O
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Équations équilibrées sur12/22/24
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