| Équations équilibrées la veille | Équations équilibrées le lendemain |
CoSO4(s) + 4 KSCN(s) = K2[Co(SCN)4] + K2SO4
(C6H5CO)2O + NH3 = C6H5CONH2 + H2O =>
(C6H5CO)2O + 2 NH3 = 2 C6H5CONH2 + H2O
KOH + Be(OH)2 = K2[Be(OH)4] =>
2 KOH + Be(OH)2 = K2[Be(OH)4]
H2S + Fe2(CO2)3 + O2 = Fe2(SO4)3 + H2O + CO2 =>
6 H2S + 2 Fe2(CO2)3 + 15 O2 = 2 Fe2(SO4)3 + 6 H2O + 6 CO2
ZnS + SO2 = ZnSO4 + S =>
ZnS + 2 SO2 = ZnSO4 + 2 S
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
NaCl + MgSO4 = Na2SO4 + MgCl2 =>
2 NaCl + MgSO4 = Na2SO4 + MgCl2
H2PO4 + Na = NaH2PO4 =>
H2PO4 + Na = NaH2PO4
P(s) + HNO3(aq) + H20(l) = NO(g) + H3PO4(aq) =>
20 P(s) + 40 HNO3(aq) + H20(l) = 40 NO(g) + 20 H3PO4(aq)
Al(OH)2 + H2 = HOH + Al =>
Al(OH)2 + H2 = 2 HOH + Al
FeCl3 + (Na2)HPO4 = Fe2(HPO4)3 + NaCl =>
2 FeCl3 + 3(Na2)HPO4 = Fe2(HPO4)3 + 6 NaCl
AgNo3 + MgCl2 = Mg(No3)2 + AgCl =>
2 AgNo3 + MgCl2 = Mg(No3)2 + 2 AgCl
K1CrO3 + SnCl2 + HCl = CrCl2 + SnCl4 + KCl + H2O =>
2 K1CrO3 + 3 SnCl2 + 12 HCl = 2 CrCl2 + 3 SnCl4 + 2 KCl + 6 H2O
SnCl4 + (NH4)2S = NH4Cl + SnS2 =>
SnCl4 + 2(NH4)2S = 4 NH4Cl + SnS2
(NH4)2SO4 + Pb(NO3)2 = PbSO4 + NH4NO3 =>
(NH4)2SO4 + Pb(NO3)2 = PbSO4 + 2 NH4NO3
HS + HNO3 = S + NO2 + H2O =>
HS + HNO3 = S + NO2 + H2O
C2 + SO2 = CS2 + CO2 =>
3 C2 + 4 SO2 = 2 CS2 + 4 CO2
Cu2 + O2 = CuO =>
Cu2 + O2 = 2 CuO
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
(NH4)2S + NaBr = NH4Br + Na2S =>
(NH4)2S + 2 NaBr = 2 NH4Br + Na2S
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
B3R + G2 = B3G + R2 =>
2 B3R + G2 = 2 B3G + R2
K2Cr2O7(aq) + FeCl2(aq) + HCl = FeCl3(aq) + CrCl3(aq) + KCl + H2O =>
K2Cr2O7(aq) + 6 FeCl2(aq) + 14 HCl = 6 FeCl3(aq) + 2 CrCl3(aq) + 2 KCl + 7 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Pt + Au(NO3)3 = Pt(NO3)3 + Au =>
Pt + Au(NO3)3 = Pt(NO3)3 + Au
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Fe + H2S = Fe2S + H2 =>
2 Fe + H2S = Fe2S + H2
Mg(OH)2 + H2O2 = Mg(OH)4 =>
Mg(OH)2 + H2O2 = Mg(OH)4
(NH4)2CO3 + MgCl2 = NH4Cl + MgCO3 =>
(NH4)2CO3 + MgCl2 = 2 NH4Cl + MgCO3
Fe{2+} + Cl2 = Fe{3+} + Cl{-) =>
2 Fe{2+} + Cl2 = 2 Fe{3+} + 2 Cl{-)
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Al(OH)2(NO3) = Al(OH)2 + NO3 =>
Al(OH)2(NO3) = Al(OH)2 + NO3
Fe(III)Br + Pb(II)(ClO) = Fe(III)(ClO) + Pb(II)Br =>
Fe(III)Br + Pb(II)(ClO) = Fe(III)(ClO) + Pb(II)Br
HNO3 + HBr = HBrO3 + NO2 + H2O =>
6 HNO3 + HBr = HBrO3 + 6 NO2 + 3 H2O
Cd(C2H5)2 + O2 = CdO + CO2 + H2O =>
Cd(C2H5)2 + 7 O2 = CdO + 4 CO2 + 5 H2O
HI + Br2 = HBr2 + I =>
HI + Br2 = HBr2 + I
MgSO4 + Na2 = Na2SO4 + Mg2 =>
2 MgSO4 + 2 Na2 = 2 Na2SO4 + Mg2
CH3CH2OSO3Na + NaNO2 = CH3CH2NO2 + Na2SO4 =>
CH3CH2OSO3Na + NaNO2 = CH3CH2NO2 + Na2SO4
(NH4)2S + CsOH = Cs2S + H2O + NH3 =>
(NH4)2S + 2 CsOH = Cs2S + 2 H2O + 2 NH3
V + H2O = HV6O17 + H2 =>
12 V + 34 H2O = 2 HV6O17 + 33 H2
MnO2 + KBr + H2SO4 = Br2 + K2MnO4 + MnSO4 + H2O =>
3 MnO2 + 2 KBr + 2 H2SO4 = Br2 + K2MnO4 + 2 MnSO4 + 2 H2O
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
MgF2 + AgCl = MgCl2 + AgF =>
MgF2 + 2 AgCl = MgCl2 + 2 AgF
ZnCuSO4 = CuZnSO4 =>
ZnCuSO4 = CuZnSO4
HAuCl4 + SMe2 + H2O = Me2SAuCl + HCl + OSMe2 =>
HAuCl4 + 2 SMe2 + H2O = Me2SAuCl + 3 HCl + OSMe2
HNO3 + Sn + H2O = NO + H2SnO3 =>
4 HNO3 + 3 Sn + H2O = 4 NO + 3 H2SnO3
C12H2O12 + H2O = C22H20 + OH =>
11 C12H2O12 + 230 H2O = 6 C22H20 + 362 OH
HNO3 + KI = KNO3 + NO + H2O + I =>
4 HNO3 + 3 KI = 3 KNO3 + NO + 2 H2O + 3 I
K2SO3 + MgCl2 = KCl + MgSO3 =>
K2SO3 + MgCl2 = 2 KCl + MgSO3
PbCrO4 + HCl = PbCl2 + CrCl3 + Cl2 + H2O =>
2 PbCrO4 + 16 HCl = 2 PbCl2 + 2 CrCl3 + 3 Cl2 + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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