| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca(CN)2 + 2 Na = 2 NaCN + Ca
H2SO4 + Pb(OH)4 = H2O + Pb(SO4)2 =>
2 H2SO4 + Pb(OH)4 = 4 H2O + Pb(SO4)2
ZnCrCl3 = CrClZnCl2 =>
ZnCrCl3 = CrClZnCl2
Fe(NO3)3(aq) + NH4NCS(aq) = FeNCS(aq) + NH4(NO3)3 =>
Fe(NO3)3(aq) + NH4NCS(aq) = FeNCS(aq) + NH4(NO3)3
H2SO4 = H2S + O2 =>
H2SO4 = H2S + 2 O2
K2CrO4 + Pb(NO3)2 = K2(NO3)2 + Pb(CrO4) =>
K2CrO4 + Pb(NO3)2 = K2(NO3)2 + Pb(CrO4)
CuOHCl + NaOH = Cu(OH)2 + NaCl =>
CuOHCl + NaOH = Cu(OH)2 + NaCl
SiCl4 + Zn = Si + ZnCl2 =>
SiCl4 + 2 Zn = Si + 2 ZnCl2
HClO3 + Mg(OH)2 = Mg(ClO3)2 + H2O =>
2 HClO3 + Mg(OH)2 = Mg(ClO3)2 + 2 H2O
K2CrO4 + Pb(NO3)2 = K2(NO3)2 + Pb(CrO4) =>
K2CrO4 + Pb(NO3)2 = K2(NO3)2 + Pb(CrO4)
Li + Ni = LiNi =>
Li + Ni = LiNi
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CH3CH2CH2OH + CH3CH2COOH = CH3CH2COOCH2CH3 + H2O =>
2 CH3CH2CH2OH + 3 CH3CH2COOH = 3 CH3CH2COOCH2CH3 + 2 H2O
CaCl + Na(OH) = CaOH + NaCl =>
CaCl + Na(OH) = CaOH + NaCl
PbO(I) + C(s) = Pb(I) + CO(g) =>
PbO(I) + C(s) = Pb(I) + CO(g)
C7H8O + KMnO4 + H2SO4 = C7H6O + K2SO4 + MnSO4 + H2O =>
5 C7H8O + 2 KMnO4 + 3 H2SO4 = 5 C7H6O + K2SO4 + 2 MnSO4 + 8 H2O
EuC2 + H2O = Eu(OH)2 + C2H2 =>
EuC2 + 2 H2O = Eu(OH)2 + C2H2
B2O3Na2O = Na2OB2O3 =>
B2O3Na2O = Na2OB2O3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HOCl = Cl2O + H2O =>
2 HOCl = Cl2O + H2O
MgCl2 + K2SO4 = KCl + MgSO4 =>
MgCl2 + K2SO4 = 2 KCl + MgSO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CoBr3 + Na2CO3 = Co2(CO3)3 + NaBr =>
2 CoBr3 + 3 Na2CO3 = Co2(CO3)3 + 6 NaBr
C6H13OH + CuO = C6H12O + H2O + Cu =>
C6H13OH + CuO = C6H12O + H2O + Cu
Cr2O7{2-} + {-} + H{+} = Cr{2+} + H2O =>
Cr2O7{2-} + 8e + 14 H{+} = 2 Cr{2+} + 7 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Me + H2 = MeH24546 =>
Me + 12273 H2 = MeH24546
MgCl2 + NH4OH = NH4Cl + Mg(OH)2 =>
MgCl2 + 2 NH4OH = 2 NH4Cl + Mg(OH)2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
UO2(NO3)2 + NaOH = Na2U2O7 + NaNO3 + H2O =>
2 UO2(NO3)2 + 6 NaOH = Na2U2O7 + 4 NaNO3 + 3 H2O
CuS + FeCl3 = CuCl2 + FeCl2 + S =>
CuS + 2 FeCl3 = CuCl2 + 2 FeCl2 + S
NaOH + FeCl3 = NaCl + Fe(OH)3 =>
3 NaOH + FeCl3 = 3 NaCl + Fe(OH)3
K2CrO4 + Pb(NO3)2 = K2(NO3)2 + Pb(CrO4) =>
K2CrO4 + Pb(NO3)2 = K2(NO3)2 + Pb(CrO4)
H2O + ZnCl2 + NaOH = Na2Zn(OH)4 + HCl =>
2 H2O + ZnCl2 + 2 NaOH = Na2Zn(OH)4 + 2 HCl
H2SeO4MgO = MgSeO4H2O =>
H2SeO4MgO = MgSeO4H2O
Al(NO3)3 + KClO3 = Al(ClO3)3 + KNO3 =>
Al(NO3)3 + 3 KClO3 = Al(ClO3)3 + 3 KNO3
Zn(s) + Pb(NO3)2(aq) = Pb(s) + Zn(NO3)2(aq) =>
Zn(s) + Pb(NO3)2(aq) = Pb(s) + Zn(NO3)2(aq)
C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O
O = O14 =>
14 O = O14
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
CH3CH2COOHC2H5OH = CH3CH2CH2OCOCH3H2O =>
CH3CH2COOHC2H5OH = CH3CH2CH2OCOCH3H2O
Na2CO3 + Pb(NO3)2 = NaNO3 + PbCO3 =>
Na2CO3 + Pb(NO3)2 = 2 NaNO3 + PbCO3
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
K + O2 = K2O =>
4 K + O2 = 2 K2O
Cl2 + KI = KCl2 + I =>
Cl2 + KI = KCl2 + I
Pb(OH)4 + H2SO4 = Pb(SO4)2 + H2O =>
Pb(OH)4 + 2 H2SO4 = Pb(SO4)2 + 4 H2O
Ni(OH)2 = NiO + H2O =>
Ni(OH)2 = NiO + H2O
CaCl2(g) = Ca(s) + Cl2(g) =>
CaCl2(g) = Ca(s) + Cl2(g)
MgCl2 + K2CO3 = KCl + MgCO3 =>
MgCl2 + K2CO3 = 2 KCl + MgCO3
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/15/24
Équations équilibrées sur12/15/23
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