| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + 2 Cl = CH4Cl2
H6C2O + K2Cr2O7 + H2SO4 = H4C2O + K2SO4 + Cr2(SO4)3 + H2O =>
3 H6C2O + K2Cr2O7 + 4 H2SO4 = 3 H4C2O + K2SO4 + Cr2(SO4)3 + 7 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
P(s) + HNO3(aq) = H3PO4(aq) + NO2(g) + H2O(l) =>
P(s) + 5 HNO3(aq) = H3PO4(aq) + 5 NO2(g) + H2O(l)
SCl2Cl2 = SCl4 =>
SCl2Cl2 = SCl4
HCHO + Ag2O(NH3) = (NH4)2CO3 + Ag =>
HCHO + 2 Ag2O(NH3) = (NH4)2CO3 + 4 Ag
C6H4(OH)COOH + CH3CH2OH = C6H4(OH)COOCH2CH3 + H2O =>
C6H4(OH)COOH + CH3CH2OH = C6H4(OH)COOCH2CH3 + H2O
Pb(ClO4)4 + Na2CO3 = Pb(CO3)2 + NaClO4 =>
Pb(ClO4)4 + 2 Na2CO3 = Pb(CO3)2 + 4 NaClO4
C10H10O3 + CH3NH2HCl + NaOH + AlHg = C11H15NO2 + Al(OH)3 + NaCl + Hg =>
3 C10H10O3 + 3 CH3NH2HCl + 3 NaOH + 2 AlHg = 3 C11H15NO2 + 2 Al(OH)3 + 3 NaCl + 2 Hg
Ag(s) + Br2(g) = AgBr2(s) =>
Ag(s) + Br2(g) = AgBr2(s)
PbS + H{+} + NO3{-} = Pb{+2} + NO{-} + S + H2O =>
2 PbS + 4 H{+} + NO3{-} = 2 Pb{+2} + NO{-} + 2 S + 2 H2O
Fe(NO3)2 + HCl = FeCl2 + HNO3 =>
Fe(NO3)2 + 2 HCl = FeCl2 + 2 HNO3
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
Ga3 + Si4 = Ga4Si3 =>
16 Ga3 + 9 Si4 = 12 Ga4Si3
CaHH2O = CaOHH2 =>
CaHH2O = CaOHH2
N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2
HCl + HNO3 + HgCl = H2O + HgCl2 + NO =>
3 HCl + HNO3 + 3 HgCl = 2 H2O + 3 HgCl2 + NO
NH4F + Al(OH)3 + NaOH = Na3AlF6 + NH3 + H2O =>
6 NH4F + Al(OH)3 + 3 NaOH = Na3AlF6 + 6 NH3 + 6 H2O
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
AgNO3 + NaSCN = Na(NO3) + AgSCN =>
AgNO3 + NaSCN = Na(NO3) + AgSCN
CaCl2 + Ag{+} = AgCl + Ca{2+} =>
CaCl2 + 2 Ag{+} = 2 AgCl + Ca{2+}
HCl + Na = NaCl + H =>
HCl + Na = NaCl + H
Na2O2 + H2SO4 = Na2SO4 + H2O2 =>
Na2O2 + H2SO4 = Na2SO4 + H2O2
O2 + C6H6 = H6O2 + C6 =>
O2 + C6H6 = H6O2 + C6
Cr + PO4 = CrPO4 =>
Cr + PO4 = CrPO4
NH4VO3 = V2O5 + NH3 + H2O =>
2 NH4VO3 = V2O5 + 2 NH3 + H2O
C6H5CH(OH)CH3 + KMnO4 + H2SO4 = C6H5COCH3 + K2SO4 + MnSO4 + H2O =>
5 C6H5CH(OH)CH3 + 2 KMnO4 + 3 H2SO4 = 5 C6H5COCH3 + K2SO4 + 2 MnSO4 + 8 H2O
Cr2O3 + Al + C = Cr3C2 + Al2O3 =>
3 Cr2O3 + 6 Al + 4 C = 2 Cr3C2 + 3 Al2O3
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
HOCaO = CaOHO =>
HOCaO = CaOHO
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
KBrO3 + KI + HCl = KBr + KCl + I2 + H2O =>
KBrO3 + 6 KI + 6 HCl = KBr + 6 KCl + 3 I2 + 3 H2O
NH3 + BaCO3 = NH3BaO + CO2 =>
NH3 + BaCO3 = NH3BaO + CO2
Ca(HSO3)2 + HCl = H(HSO3) + CaCl2 =>
Ca(HSO3)2 + 2 HCl = 2 H(HSO3) + CaCl2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
MnO2 = Mn2 + O7 =>
14 MnO2 = 7 Mn2 + 4 O7
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Mn{2+} + H2O + {-} = MnO2 + H =>
Mn{2+} + 2 H2O + 2e = MnO2 + 4 H
K2Cr2O7 + HCl + Hg = CrCl3 + KCl + H2O + HgCl3 =>
K2Cr2O7 + 14 HCl + 2 Hg = 2 CrCl3 + 2 KCl + 7 H2O + 2 HgCl3
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
K4(Fe(SCN)6) + K2Cr2O7 + H2SO4 = Fe(SO4)3 + Cr2(SO4)3 + CO2 + H2O + K2SO4 + KNO3 =>
3 K4(Fe(SCN)6) + 50 K2Cr2O7 + 188 H2SO4 = 3 Fe(SO4)3 + 50 Cr2(SO4)3 + 18 CO2 + 188 H2O + 47 K2SO4 + 18 KNO3
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
MnO4{-} + AsO3{3-} + H2O = Mn2O3 + AsO4{3-} + OH{-} =>
2 MnO4{-} + 4 AsO3{3-} + H2O = Mn2O3 + 4 AsO4{3-} + 2 OH{-}
HCl(aq) + NaHSO3(aq) = NaCl(aq) + H2SO3(aq) =>
HCl(aq) + NaHSO3(aq) = NaCl(aq) + H2SO3(aq)
MnO2 = Mn2 + O7 =>
14 MnO2 = 7 Mn2 + 4 O7
KI + NaSO3 + HCl = I2 + SO2 + KCl + NaCl + H2O =>
2 KI + 2 NaSO3 + 4 HCl = I2 + 2 SO2 + 2 KCl + 2 NaCl + 2 H2O
CaCO3 + HC2H3O2 = CaC2 + H2CO2 + H2O =>
CaCO3 + 2 HC2H3O2 = CaC2 + 3 H2CO2 + H2O
H2O2 + H3PO2 = H3PO3 + H2O =>
H2O2 + H3PO2 = H3PO3 + H2O
CH3CH2(CH3)ONa + H2O = CH3CH2(CH3)OH + NaOH =>
CH3CH2(CH3)ONa + H2O = CH3CH2(CH3)OH + NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/24
Équations équilibrées sur03/04/23
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