| Équations équilibrées la veille |
8 K + 2 SO2 = 4 K2O + S2
C6H8N2 + O2 = CO2 + H2O + NO2 =>
C6H8N2 + 10 O2 = 6 CO2 + 4 H2O + 2 NO2
C12H22O11(s) = C(s) + H2O(l) =>
C12H22O11(s) = 12 C(s) + 11 H2O(l)
N2 + KOH = NOH + K =>
N2 + 2 KOH = 2 NOH + 2 K
Co + NaNO3 = Co(NO3)2 + Na =>
Co + 2 NaNO3 = Co(NO3)2 + 2 Na
H3PO4 + C = P4 + CO2 + H2O =>
4 H3PO4 + 5 C = P4 + 5 CO2 + 6 H2O
Ga + N2 = GaN2 =>
Ga + N2 = GaN2
V + Br = VBr3 =>
V + 3 Br = VBr3
Cr(OH)3 + HClO3 = Cr(ClO3)3 + HOH =>
Cr(OH)3 + 3 HClO3 = Cr(ClO3)3 + 3 HOH
Al(OH)3 + NH3 + H2O = NH4[Al(OH)4] =>
Al(OH)3 + NH3 + H2O = NH4[Al(OH)4]
CeO2 + HNO3 = Ce(NO3)3 + H2O + O2 =>
4 CeO2 + 12 HNO3 = 4 Ce(NO3)3 + 6 H2O + O2
K3AlO3 + HNO3 = KNO3 + Al(NO3)3 + H2O =>
K3AlO3 + 6 HNO3 = 3 KNO3 + Al(NO3)3 + 3 H2O
V2(SO4)3 + NaClO + NaOH = Na3VO4 + Na2SO4 + NaCl + H2O =>
V2(SO4)3 + 2 NaClO + 12 NaOH = 2 Na3VO4 + 3 Na2SO4 + 2 NaCl + 6 H2O
ZnS + H2SO4 = ZnSO4 + SO2 + H2O =>
ZnS + 4 H2SO4 = ZnSO4 + 4 SO2 + 4 H2O
CuSO4(s) = CuSO4(aq) =>
CuSO4(s) = CuSO4(aq)
Fe2O3 + C6H8O7 = Fe2C6H2O7 + H2O =>
Fe2O3 + C6H8O7 = Fe2C6H2O7 + 3 H2O
Cr + HBr = CrBr + H2 =>
2 Cr + 2 HBr = 2 CrBr + H2
C2H4 + C2H5OH = C4H10O =>
C2H4 + C2H5OH = C4H10O
KNO2 + KClO3 + H2SO4 = K2SO4 + KNO3 + Cl2 + H2O =>
5 KNO2 + 2 KClO3 + H2SO4 = K2SO4 + 5 KNO3 + Cl2 + H2O
N + O2 = N2O5 =>
4 N + 5 O2 = 2 N2O5
Fe2O3 + C = Fe3O4 + CO =>
3 Fe2O3 + C = 2 Fe3O4 + CO
Cr2O7{-} + Cl{-} + H{+} = Cr{3+} + H2O + Cl2 =>
2 Cr2O7{-} + 14 Cl{-} + 28 H{+} = 4 Cr{3+} + 14 H2O + 7 Cl2
C10H15N + HCl = C10H16NCl =>
C10H15N + HCl = C10H16NCl
Na3[Cr(OH)6] + NaOH + PbO2 = Na2CrO4 + H2O + Na[Pb(OH)3] =>
2 Na3[Cr(OH)6] + NaOH + 3 PbO2 = 2 Na2CrO4 + 2 H2O + 3 Na[Pb(OH)3]
CH4N2O + C6H8O7 + C2H5OH = C4H9NO2 + H2O =>
6 CH4N2O + 2 C6H8O7 + 15 C2H5OH = 12 C4H9NO2 + 11 H2O
Fe(CrO2)2 + KNO3 + KOH = Fe(OH)3 + K2CrO4 + KNO2 + H2O =>
2 Fe(CrO2)2 + 7 KNO3 + 8 KOH = 2 Fe(OH)3 + 4 K2CrO4 + 7 KNO2 + H2O
Mn2O3 = MnO + MnO2 =>
Mn2O3 = MnO + MnO2
As + H2SO4 = As2(SO4)3 + SO2 + H2O =>
2 As + 6 H2SO4 = As2(SO4)3 + 3 SO2 + 6 H2O
CuSO4 + Na2S2O3 + H2O = CuS + Na2SO4 + H2SO4 =>
CuSO4 + Na2S2O3 + H2O = CuS + Na2SO4 + H2SO4
KSCN + Al(NO3)3 = K(NO3)3 + AlSCN =>
KSCN + Al(NO3)3 = K(NO3)3 + AlSCN
Cu + NaClO = CuCl + NaO =>
Cu + NaClO = CuCl + NaO
KClO3(cr) = KCl(cr) + O2(g) =>
2 KClO3(cr) = 2 KCl(cr) + 3 O2(g)
MgSO4 = MgO + SO3 =>
MgSO4 = MgO + SO3
LiCoO2 + C = Co + Li2CO3 + CO =>
2 LiCoO2 + 2 C = 2 Co + Li2CO3 + CO
Fe(s) + CuNO3(aq) = Cu(s) + Fe(NO3)2(aq) =>
Fe(s) + 2 CuNO3(aq) = 2 Cu(s) + Fe(NO3)2(aq)
Cr2O7{2-} + H2C2O4 + H{+} = Cr3{+} + CO2 + H2O =>
3 Cr2O7{2-} + 17 H2C2O4 + 8 H{+} = 2 Cr3{+} + 34 CO2 + 21 H2O
Cr2O72{-} + C2H3OCl + H{+} = Cr3{+} + CO2 + Cl2 + H2O =>
54 Cr2O72{-} + 854 C2H3OCl + 90 H{+} = 36 Cr3{+} + 1708 CO2 + 427 Cl2 + 1326 H2O
Na3AlF6 = NaF + AlF3 =>
Na3AlF6 = 3 NaF + AlF3
Cs + H2 = HCs =>
2 Cs + H2 = 2 HCs
Li3PO4 + AlCl3 = LiCl + AlPO4 =>
Li3PO4 + AlCl3 = 3 LiCl + AlPO4
Cr + MnO2 + H2O = Cr{3+} + Mn{2+} + OH{-} =>
2 Cr + 3 MnO2 + 6 H2O = 2 Cr{3+} + 3 Mn{2+} + 12 OH{-}
Cd(NO3)2 + NaCN = Cd(CN)2 + Na(NO3) =>
Cd(NO3)2 + 2 NaCN = Cd(CN)2 + 2 Na(NO3)
CaCo3 + AgCl = CaCl2 + Ag2Co3 =>
CaCo3 + 2 AgCl = CaCl2 + Ag2Co3
Fe{2}O{3} + CO = Fe + CO{2} =>
Fe{2}O{3} + CO = Fe + CO{2}
CO3 = C + O2 =>
2 CO3 = 2 C + 3 O2
Cu + NaClO = CuCl + NaO =>
Cu + NaClO = CuCl + NaO
C2H3COOH + HBr = C2H4BrCOOH =>
C2H3COOH + HBr = C2H4BrCOOH
Ca(OH)2(s) = CaO + H2O =>
Ca(OH)2(s) = CaO + H2O
Zn + Fe(NO2)3 = Zn(NO2)3 + Fe =>
Zn + Fe(NO2)3 = Zn(NO2)3 + Fe
CH3CHO + KMnO4 + KOH = CH3COOK + MnO2 + H2O =>
3 CH3CHO + 2 KMnO4 + KOH = 3 CH3COOK + 2 MnO2 + 2 H2O
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Équations équilibrées sur10/23/24
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