| Équations équilibrées la veille |
3 Cd(OH)2 + 2 H3PO3 = Cd3(PO3)2 + 6 H2O
AlF3 + Br2 = AlBr3 + F2 =>
2 AlF3 + 3 Br2 = 2 AlBr3 + 3 F2
Cu(NO3)2 + NaOH = Cu + NaNO3 + OH =>
Cu(NO3)2 + 2 NaOH = Cu + 2 NaNO3 + 2 OH
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
C3H4O + O2 = CO2 + H2O =>
2 C3H4O + 7 O2 = 6 CO2 + 4 H2O
(C3H8O) + H2O = H2O(C3H8O) =>
(C3H8O) + H2O = H2O(C3H8O)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
O3 = O2 =>
2 O3 = 3 O2
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
Si2Cl5 + H2O = SiO2 + HCl + H =>
Si2Cl5 + 4 H2O = 2 SiO2 + 5 HCl + 3 H
MgBr{2} + Cl = MgCl + Br{2} =>
MgBr{2} + Cl = MgCl + Br{2}
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
MgNO3H2O = HNO3MgOH =>
MgNO3H2O = HNO3MgOH
HCO2Na + H2SO4 = Na2SO4 + HCOOH =>
2 HCO2Na + H2SO4 = Na2SO4 + 2 HCOOH
CH4 + HCl = CHCl2 + H2 =>
2 CH4 + 4 HCl = 2 CHCl2 + 5 H2
MnO4{-} + V{+2} + H{+} = VO2{+} + Mn{+2} + H2O =>
3 MnO4{-} + 5 V{+2} + 4 H{+} = 5 VO2{+} + 3 Mn{+2} + 2 H2O
Ni(CIO3)3 + Ba = Ni + Ba(CIO3)3 =>
Ni(CIO3)3 + Ba = Ni + Ba(CIO3)3
C2H3O2Na + HCl = C2H3O2Cl + NaH =>
C2H3O2Na + HCl = C2H3O2Cl + NaH
CrO2{-} + Na2O2 + H2O = CrO4{-2} + Na{+} + OH{-} =>
2 CrO2{-} + 3 Na2O2 + 2 H2O = 2 CrO4{-2} + 6 Na{+} + 4 OH{-}
Mg + FeSO4 = MgSO4 + Fe =>
Mg + FeSO4 = MgSO4 + Fe
Na2CO3 + HC2H3O2 = CH3COONa(aq) + CO2(g) + H2O(l) =>
Na2CO3 + 2 HC2H3O2 = 2 CH3COONa(aq) + CO2(g) + H2O(l)
Cr2O3 + KNO3 + KOH = K2CrO4 + N2 + H2O =>
5 Cr2O3 + 6 KNO3 + 14 KOH = 10 K2CrO4 + 3 N2 + 7 H2O
Pb(NO3)2 + K3(PO4) = K(NO3) + Pb3(PO4)2 =>
3 Pb(NO3)2 + 2 K3(PO4) = 6 K(NO3) + Pb3(PO4)2
N2H4 + H2O2 = N2(g) + H2O(g) =>
N2H4 + 2 H2O2 = N2(g) + 4 H2O(g)
AuCl3 + (NH4)2CO3 = Au2(CO3)3 + NH4Cl =>
2 AuCl3 + 3(NH4)2CO3 = Au2(CO3)3 + 6 NH4Cl
NaHCO3 + HC2H3O = NaC2H3O2 + H2CO3 =>
5 NaHCO3 + 4 HC2H3O = 5 NaC2H3O2 + 3 H2CO3
Cr2O7{-2} + CH3CH2OH + H{+} = Cr{3+} + CH3COOH + H2O =>
2 Cr2O7{-2} + 3 CH3CH2OH + 16 H{+} = 4 Cr{3+} + 3 CH3COOH + 11 H2O
CrO4{2-} + Pb{2+} = PbCrO4 =>
CrO4{2-} + Pb{2+} = PbCrO4
KMnO4 + Al + H2O = MnO2 + KOH + Al(OH)3 =>
KMnO4 + Al + 2 H2O = MnO2 + KOH + Al(OH)3
Ca(NO3)2(aq) + Na2CO3(aq) = CaCO3(s) + NaNO3(aq) =>
Ca(NO3)2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaNO3(aq)
FeO + HNO3 = Fe(NO3)2 + H2O =>
FeO + 2 HNO3 = Fe(NO3)2 + H2O
CaC2 + CO2 + H2O = C3H4O2 + Ca(OH)2 =>
6 CaC2 + 3 CO2 + 16 H2O = 5 C3H4O2 + 6 Ca(OH)2
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Al2O3(s) + H2SO4(aq) = Al + {3}(aq) + SO4{-}2(aq) + H2O(l) =>
Al2O3(s) + 3 H2SO4(aq) = 2 Al + {3}(aq) + 3 SO4{-}2(aq) + 3 H2O(l)
AgCH3COO + BaS = Ag2S + Ba(CH3COO)2 =>
2 AgCH3COO + BaS = Ag2S + Ba(CH3COO)2
C6H10 + KMnO4 + H2O = C6H10OH + MnO2 + KOH =>
3 C6H10 + KMnO4 + 2 H2O = 3 C6H10OH + MnO2 + KOH
SO2 + Na2S = S + Na2SO3 =>
3 SO2 + 2 Na2S = 3 S + 2 Na2SO3
Na + F + Br = NaFBr =>
Na + F + Br = NaFBr
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CH3COOH + Zn = Zn(CH3COO)3 + H2 =>
6 CH3COOH + 2 Zn = 2 Zn(CH3COO)3 + 3 H2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NaIO4 + MnSO4 + H2O = NaIO3 + MnO2 + H2SO4 =>
NaIO4 + MnSO4 + H2O = NaIO3 + MnO2 + H2SO4
Na + O3 = Na2O3 =>
2 Na + O3 = Na2O3
Fe(SCN)3 + NaOH = Na3[Fe3(SCN)6] + HSCN + O2 =>
6 Fe(SCN)3 + 6 NaOH = 2 Na3[Fe3(SCN)6] + 6 HSCN + 3 O2
NaHCO3 + C6H7O7H = CO2 + H2O + C6H7O7Na =>
NaHCO3 + C6H7O7H = CO2 + H2O + C6H7O7Na
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
KIO3 + NaOH + Cl2 = KIO4 + NaCl + H2O =>
KIO3 + 2 NaOH + Cl2 = KIO4 + 2 NaCl + H2O
NaTe = Na + Te =>
NaTe = Na + Te
Iron + water = Ironoxide + hydrogen =>
2 Fe + 3 H2O = Fe2O3 + 3 H2
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