| Équations équilibrées la veille |
Al2(SO4)3 = Al2O3 + 3 SO3
C2H4 + NaOH = C2H4(OH)2 + Na =>
C2H4 + 2 NaOH = C2H4(OH)2 + 2 Na
CH3COOH(ac) + NaHCO3(s) = NaCH3COO(ac) + H2O(l) + CO2(g) =>
CH3COOH(ac) + NaHCO3(s) = NaCH3COO(ac) + H2O(l) + CO2(g)
Al + C2H4O2 = Al(CO)3 + H2 =>
2 Al + 3 C2H4O2 = 2 Al(CO)3 + 6 H2
CH3NH2 + AlCl3 = CH3NH2AlCl3 =>
CH3NH2 + AlCl3 = CH3NH2AlCl3
FeSO4 + HCl = FeCl2 + H2SO4 =>
FeSO4 + 2 HCl = FeCl2 + H2SO4
KClO3 + KOH + MnSO4 = KMnO4 + KCl + K2SO4 + H2O =>
5 KClO3 + 18 KOH + 6 MnSO4 = 6 KMnO4 + 5 KCl + 6 K2SO4 + 9 H2O
Na2Zn(OH)4 + H2SO4 = Zn(OH)2 + Na2SO4 + H2O =>
Na2Zn(OH)4 + H2SO4 = Zn(OH)2 + Na2SO4 + 2 H2O
Zn(CH3COO)2 + Na3PO4 = ZnPO4 + Na3(CH3COO)2 =>
Zn(CH3COO)2 + Na3PO4 = ZnPO4 + Na3(CH3COO)2
Na2O2 + HOH = NaOH + O2 =>
2 Na2O2 + 2 HOH = 4 NaOH + O2
Al2O3 + SO2 = Al + SO3 =>
Al2O3 + 3 SO2 = 2 Al + 3 SO3
Ca(OH)2 + N2O5 = Ca(NO3)2 + H2O =>
Ca(OH)2 + N2O5 = Ca(NO3)2 + H2O
Fe + NO = Fe2O3 + N2 =>
4 Fe + 6 NO = 2 Fe2O3 + 3 N2
C2H8O7P2 + NaOH = C2H4O7P2Na4 + H2O =>
C2H8O7P2 + 4 NaOH = C2H4O7P2Na4 + 4 H2O
Ca(ClO)2 + Na2S + H2O = CaCl2 + NaOH + S =>
Ca(ClO)2 + 2 Na2S + 2 H2O = CaCl2 + 4 NaOH + 2 S
Na3PO4 + LiOH = NaOH + Li3PO4 =>
Na3PO4 + 3 LiOH = 3 NaOH + Li3PO4
AgNO3 + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
H2SO4(aq) + HI(aq) = H2S(g) + I2(g) + H2O(l) =>
H2SO4(aq) + 8 HI(aq) = H2S(g) + 4 I2(g) + 4 H2O(l)
H3BO3 + Zn = B2O6Zn3 + H2 =>
2 H3BO3 + 3 Zn = B2O6Zn3 + 3 H2
C2H3Cl + H2 = C2H5Cl =>
C2H3Cl + H2 = C2H5Cl
Ca + Ag(NO3) = Ca(NO3)2 + Ag =>
Ca + 2 Ag(NO3) = Ca(NO3)2 + 2 Ag
Br2(l) + NaCl(aq) = NaBr(aq) + Cl2(s) =>
Br2(l) + 2 NaCl(aq) = 2 NaBr(aq) + Cl2(s)
CrCl2 + H2O = Cr(OH)Cl2 + H2 =>
2 CrCl2 + 2 H2O = 2 Cr(OH)Cl2 + H2
HCl(aq) + Na2SO4(aq) = H2SO4(aq) + NaCl =>
2 HCl(aq) + Na2SO4(aq) = H2SO4(aq) + 2 NaCl
PbBr2 + O2 = PbO + Br2 =>
2 PbBr2 + O2 = 2 PbO + 2 Br2
H2O + FeS2 + O2 = Fe2O3 + H2SO4 =>
8 H2O + 4 FeS2 + 15 O2 = 2 Fe2O3 + 8 H2SO4
H4P2O7 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
H4P2O7 + 3 Ca(OH)2 = Ca3(PO4)2 + 5 H2O
Cl2(g) + KBr(aq) = Br2(l) + KCl(aq) =>
Cl2(g) + 2 KBr(aq) = Br2(l) + 2 KCl(aq)
CH3ONa + HCN = CH3OH + NaCN =>
CH3ONa + HCN = CH3OH + NaCN
F + O2 = F2O3 =>
4 F + 3 O2 = 2 F2O3
BaSO4 + Na2CO3 = NaSO4 + Ba2CO3 =>
2 BaSO4 + Na2CO3 = 2 NaSO4 + Ba2CO3
PbO + NaOH + H2O = Na2[Pb(OH)4] =>
PbO + 2 NaOH + H2O = Na2[Pb(OH)4]
Mg(NO3)2 + Na2SO4 = MgSO4 + NaNO3 =>
Mg(NO3)2 + Na2SO4 = MgSO4 + 2 NaNO3
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
SO2 + H2SiO3 = H2SO3 + SiO2 =>
SO2 + H2SiO3 = H2SO3 + SiO2
Cu(NO3)2 + K4Fe(CN)6 = Cu4Fe(CN)6 + K(NO3)2 =>
4 Cu(NO3)2 + K4Fe(CN)6 = Cu4Fe(CN)6 + 4 K(NO3)2
CrO7{-2} + C2O4{-2} + H{+} = Cr{+3} + CO2 + H2O =>
2 CrO7{-2} + 9 C2O4{-2} + 28 H{+} = 2 Cr{+3} + 18 CO2 + 14 H2O
PH3 + NO2 = H3PO4 + N2 =>
PH3 + 2 NO2 = H3PO4 + N2
Pb(aq) + K2CrO4(aq) = PbCrO4(s) + K(aq) =>
Pb(aq) + K2CrO4(aq) = PbCrO4(s) + 2 K(aq)
Fe + SCN = Fe(SCN) =>
Fe + SCN = Fe(SCN)
CH3OOH + Mg(HCO3)2 = Mg(CH3OO)2 + H2O + CO2 =>
2 CH3OOH + Mg(HCO3)2 = Mg(CH3OO)2 + 2 H2O + 2 CO2
Mn2O3 + H2SO4 = MnSO4 + O2 + H2O =>
2 Mn2O3 + 4 H2SO4 = 4 MnSO4 + O2 + 4 H2O
KBr + Li = LiBr + K =>
KBr + Li = LiBr + K
CH4S + O2 = CO2 + H2O + SO2 =>
CH4S + 3 O2 = CO2 + 2 H2O + SO2
CuSO4 + Na2SO3 + H2O = Cu2SO4 + Na2SO4 + H2SO4 =>
2 CuSO4 + Na2SO3 + H2O = Cu2SO4 + Na2SO4 + H2SO4
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
FeSO4 + H2O = FeO + H2SO4 =>
FeSO4 + H2O = FeO + H2SO4
H2S + CI = HCI + S =>
H2S + 2 CI = 2 HCI + S
Cu(s) + Cl2(g) = CuCl2(g) =>
Cu(s) + Cl2(g) = CuCl2(g)
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