| Équations équilibrées la veille |
Cr(OH)3 + 3 HClO3 = Cr(ClO3)3 + 3 H2O
Zn(II) + Pb(NO3)2 = Pb + Zn(II)(NO3)2 =>
Zn(II) + Pb(NO3)2 = Pb + Zn(II)(NO3)2
(NH4)2CO3 + FeI3 = Fe2(CO3)3 + NH4I =>
3(NH4)2CO3 + 2 FeI3 = Fe2(CO3)3 + 6 NH4I
NH4 + H2O = NH2 + H4O =>
NH4 + H2O = NH2 + H4O
C10H12ClNO + C4H11N = C14H22N2O + C4H12ClN =>
C10H12ClNO + 2 C4H11N = C14H22N2O + C4H12ClN
FClO4 = F2 + Cl2 + O2 =>
2 FClO4 = F2 + Cl2 + 4 O2
Al4C3 + NaOH + H2O = Na(Al(OH)4) + CH4 =>
Al4C3 + 4 NaOH + 12 H2O = 4 Na(Al(OH)4) + 3 CH4
C2H4O2 + H2O = CH4 + HCO3{-} + H{+} =>
C2H4O2 + H2O = CH4 + HCO3{-} + H{+}
Cu{+} + PbO2 + SO4{2-} + H{+} = PbSO4 + Cu{2+} + H2O =>
2 Cu{+} + PbO2 + SO4{2-} + 4 H{+} = PbSO4 + 2 Cu{2+} + 2 H2O
H2SO4 + PCl5 = HSO3Cl + POCl3 + HCl =>
H2SO4 + PCl5 = HSO3Cl + POCl3 + HCl
CrO2{-} + H2O + ClO{-} = CrO4{-2} + Cl2 + OH{-} =>
2 CrO2{-} + 2 H2O + 6 ClO{-} = 2 CrO4{-2} + 3 Cl2 + 4 OH{-}
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cu(NO3) + VCl2 = Cu(Cl2) + V(NO3) =>
Cu(NO3) + VCl2 = Cu(Cl2) + V(NO3)
FeCl2 + H2AsO4 = FeAsO4 + HCl =>
FeCl2 + H2AsO4 = FeAsO4 + 2 HCl
Cu + Sb + S = Cu3SbS4 =>
3 Cu + Sb + 4 S = Cu3SbS4
Ba3P2 + K2CO3 = BaCO3 + K3P =>
Ba3P2 + 3 K2CO3 = 3 BaCO3 + 2 K3P
Ag(NO3) + NaCl = AgCl + NaNO3 =>
Ag(NO3) + NaCl = AgCl + NaNO3
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
As2S5 + H2O2 + NH4OH = (NH4)5AsO4 + (NH4)2SO4 + H2O =>
As2S5 + 18 H2O2 + 20 NH4OH = 2(NH4)5AsO4 + 5(NH4)2SO4 + 28 H2O
CuSO4 + Cl = CuCl + SO4 =>
CuSO4 + Cl = CuCl + SO4
Pb + HCl = H + Pb(Cl) =>
Pb + HCl = H + Pb(Cl)
Al2O3 + Na = Na2O3 + Al =>
Al2O3 + 2 Na = Na2O3 + 2 Al
Cl2O7 + CuOH = Cl(OH)7 + Cu2O =>
Cl2O7 + 14 CuOH = 2 Cl(OH)7 + 7 Cu2O
Cl2(g) + CaBr2(aq) = Br2(l) + CaCl2(aq) =>
Cl2(g) + CaBr2(aq) = Br2(l) + CaCl2(aq)
C2H10 + Na2Cr2O7 + H2SO4 = C6H10O4 + CrSO4 + Na2SO4 + H2O =>
6 C2H10 + 7 Na2Cr2O7 + 21 H2SO4 = 2 C6H10O4 + 14 CrSO4 + 7 Na2SO4 + 41 H2O
CO + H3 = CH4 + H2O =>
CO + 2 H3 = CH4 + H2O
CuBr + F2 = CuF + Br2 =>
2 CuBr + F2 = 2 CuF + Br2
(CH3)2CHNH2 + HCl = (CH3)2CHCl{-} + NH3{+} =>
(CH3)2CHNH2 + HCl = (CH3)2CHCl{-} + NH3{+}
Sn + S = SnS =>
Sn + S = SnS
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
MgO + Sn = MgSn + O2 =>
2 MgO + 2 Sn = 2 MgSn + O2
NaOH(aq) + CaBr2(aq) = Ca(OH)2(s) + NaBr(aq) =>
2 NaOH(aq) + CaBr2(aq) = Ca(OH)2(s) + 2 NaBr(aq)
Li2SO4 + HNO3 = LiNO3 + H2SO4 =>
Li2SO4 + 2 HNO3 = 2 LiNO3 + H2SO4
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
CuI2 + HNO3 = Cu(NO3)2 + NO + I2 + H2O =>
3 CuI2 + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 3 I2 + 4 H2O
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
HgO + Cl2 = HgCl + O2 =>
2 HgO + Cl2 = 2 HgCl + O2
HgCl4 = Hg + Cl =>
HgCl4 = Hg + 4 Cl
Cu(NH3)2 = Cu + NH3 =>
Cu(NH3)2 = Cu + 2 NH3
NaO + H2O = NaOH + O2 =>
4 NaO + 2 H2O = 4 NaOH + O2
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CrO7{2-} + CH3CH2OH + H{+} = Cr{3+} + CH3COOH + H2O =>
4 CrO7{2-} + 9 CH3CH2OH + 20 H{+} = 4 Cr{3+} + 9 CH3COOH + 19 H2O
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
Cu2 + Fe = CuFe2 =>
Cu2 + 4 Fe = 2 CuFe2
CH3CH2CHCl2 + KOH = KCl + H2O + CH3CH2CHO =>
CH3CH2CHCl2 + 2 KOH = 2 KCl + H2O + CH3CH2CHO
CuCl2 + KI = CuI + KCl + I2 =>
2 CuCl2 + 4 KI = 2 CuI + 4 KCl + I2
KBrO3 + XeF2 + H2O = KBrO4 + Xe + HF =>
KBrO3 + XeF2 + H2O = KBrO4 + Xe + 2 HF
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