| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HBr + NiCO3 = NiBr2 + CO3 + 2 H
CrO3 + CH3CH2OH = H2CrO3 + CH3CHO =>
CrO3 + CH3CH2OH = H2CrO3 + CH3CHO
CH2CHCH2CH2CH3 + KMnO4 + H2SO4 = CH3CH2CH2COOH + MnSO4 + K2SO4 + H2O =>
4 CH2CHCH2CH2CH3 + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2CH2COOH + 4 MnSO4 + 2 K2SO4 + 6 H2O
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
AgNO3 + Na2CrO2 = Ag2CrO2 + NaNO3 =>
2 AgNO3 + Na2CrO2 = Ag2CrO2 + 2 NaNO3
Na2PbO2 + HNO3 = NO2 + H2O + Na2PbO3 =>
Na2PbO2 + 2 HNO3 = 2 NO2 + H2O + Na2PbO3
Zn(NO3)2 + NaOH = Zn(OH)2 + NaNO3 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 NaNO3
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
CuCl2 + Na2S = CuS + NaCl =>
CuCl2 + Na2S = CuS + 2 NaCl
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
H{+} + C2H3O2{-} = HC2H3O2 =>
H{+} + C2H3O2{-} = HC2H3O2
PH3 + H2O = P(OH)3 + H3O =>
PH3 + 9 H2O = P(OH)3 + 6 H3O
Mg + Ba = MgBa =>
Mg + Ba = MgBa
PbS + HNO3 = PbSO4 + NO2 + H2O =>
PbS + 8 HNO3 = PbSO4 + 8 NO2 + 4 H2O
H2S + Cd(NO3) = HNO3 + Cd2S =>
H2S + 2 Cd(NO3) = 2 HNO3 + Cd2S
Zr(s) + O2(g) = ZrO2(s) =>
Zr(s) + O2(g) = ZrO2(s)
CuCl2 + KOH = Cu(OH)2 + K2Cl2 =>
CuCl2 + 2 KOH = Cu(OH)2 + K2Cl2
BaCl2(aq) + Na2SO4(aq) = NaCl(aq) + BaSO4(s) =>
BaCl2(aq) + Na2SO4(aq) = 2 NaCl(aq) + BaSO4(s)
HLO + Cu = CuL + OH =>
HLO + Cu = CuL + OH
La + Br2 = LaBr3 =>
2 La + 3 Br2 = 2 LaBr3
PI3 + P4 + H2O = PH4I + H3PO4 =>
10 PI3 + 11 P4 + 96 H2O = 30 PH4I + 24 H3PO4
NaBH4 + BF3 = NaBF4 + B2H6 =>
3 NaBH4 + 4 BF3 = 3 NaBF4 + 2 B2H6
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
SO2 + Cr2O7{2-} + H{+} = SO4{2-} + Cr{3+} + H2O =>
3 SO2 + Cr2O7{2-} + 2 H{+} = 3 SO4{2-} + 2 Cr{3+} + H2O
HCl + AgNO = AgCl + HNO =>
HCl + AgNO = AgCl + HNO
SnI2 + MgCl2 = SnCl2 + MgI2 =>
SnI2 + MgCl2 = SnCl2 + MgI2
Cr{+3} + BiO3{-} = Cr2O7{-} + Bi{+} + {+} =>
6 Cr{+3} + 7 BiO3{-} = 3 Cr2O7{-} + 7 Bi{+} + 7{+}
C3H8O3 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C3H8O3 + 7 K2Cr2O7 + 28 H2SO4 = 9 CO2 + 7 Cr2(SO4)3 + 7 K2SO4 + 40 H2O
(NH4)6Mo7O24 + H2SO4 + H2O2 = H2MoO5 + (NH4)2SO4 + H2O =>
(NH4)6Mo7O24 + 3 H2SO4 + 7 H2O2 = 7 H2MoO5 + 3(NH4)2SO4 + 3 H2O
K2SO2 = K2S + O2 =>
K2SO2 = K2S + O2
Na2CO3 + H2SO4 = Na2O2 + SO2 + H2CO3 =>
Na2CO3 + H2SO4 = Na2O2 + SO2 + H2CO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KBr + Cs2O = Cs2Br2 + K2O =>
2 KBr + Cs2O = Cs2Br2 + K2O
COCl2 + KOH = COOH + KCl2 =>
COCl2 + KOH = COOH + KCl2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
C6H5Br + Mg = C6H5MgBr =>
C6H5Br + Mg = C6H5MgBr
Ni(NO3)2 + NH4VO3 + C6H8O7 = NiV2O5 + N2 + CO2 + H2O =>
3 Ni(NO3)2 + 6 NH4VO3 + C6H8O7 = 3 NiV2O5 + 6 N2 + 6 CO2 + 16 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K2Cr2O7 + CH3CH2OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
NO3 + NaOH + Al = NH3 + AlO2 + NaNO3 =>
4 NO3 + 3 NaOH + 3 Al = NH3 + 3 AlO2 + 3 NaNO3
Pb(s) = Pb{2+}(aq) + e =>
Pb(s) = Pb{2+}(aq) + 2e
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
OMg = O + Mg =>
OMg = O + Mg
KMnO4 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
OMg = O + Mg =>
OMg = O + Mg
KCl + H2 = KH + Cl2 =>
2 KCl + H2 = 2 KH + Cl2
Cu(s) + O2 = CuO =>
2 Cu(s) + O2 = 2 CuO
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/14/25
Équations équilibrées sur02/13/24
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